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UK Extremes

High Temp
9.7° C
Saint Helier
Low Temp
-9.3° C
Cairngorm
Precipitation
7.2 mm
Scilly, Saint Mary'S
Sunniest


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This Stations Monthly Degree Days Reports (18°C Base)

Data last updated 21/11/24 06:25






 Daily DetailMonthly SummarySeasonal Summary 


DateHeating Degree Days
JanFebMarAprMayJunJulAugSepOctNovDecYear
20245.1 3 more than the January average.0.0 1.8 less than the February average.0.0 0.4 less than the March average.0.0  0.0  0.0  0.0  0.0  0.0  0.0  4.6* 4.2 more than the November average.---9.7* 2.1 more than the yearly average.
20236.9 4.8 more than the January average.0.3 1.5 less than the February average.0.0 0.4 less than the March average.0.0  0.0  0.0  0.0  0.0  0.0  0.0  0.0 0.4 less than the November average.1.2 1.7 less than the December average.8.4 0.8 more than the yearly average.
20220.0 2.1 less than the January average.0.0 1.8 less than the February average.0.0 0.4 less than the March average.0.0  0.0  0.0  0.0  0.0  0.0  0.0  0.0 0.4 less than the November average.19.5 16.6 more than the December average.19.5 11.9 more than the yearly average.
20212.8 0.7 more than the January average.9.3 7.5 more than the February average.0.0 0.4 less than the March average.0.0  0.0  0.0  0.0  0.0  0.0  0.0  0.0 0.4 less than the November average.0.0 2.9 less than the December average.12.1 4.5 more than the yearly average.
20200.0 2.1 less than the January average.0.0 1.8 less than the February average.0.0 0.4 less than the March average.0.0  0.0  0.0  0.0  0.0  0.0  0.0  0.0 0.4 less than the November average.2.0 0.9 less than the December average.2.0 5.6 less than the yearly average.
20190.4 1.7 less than the January average.0.0 1.8 less than the February average.0.0 0.4 less than the March average.0.0  0.0  0.0  0.0  0.0  0.0  0.0  0.0 0.4 less than the November average.0.0 2.9 less than the December average.0.4 7.2 less than the yearly average.
20180.0 2.1 less than the January average.6.4 4.6 more than the February average.5.5 5.1 more than the March average.0.0  0.0  0.0  0.0  0.0  0.0  0.0  0.0 0.4 less than the November average.0.0 2.9 less than the December average.11.9 4.3 more than the yearly average.
20170.1 2 less than the January average.0.0 1.8 less than the February average.0.0 0.4 less than the March average.0.0  0.0  0.0  0.0  0.0  0.0  0.0  0.0 0.4 less than the November average.0.0 2.9 less than the December average.0.1 7.5 less than the yearly average.
20162.0 0.1 less than the January average.0.0 1.8 less than the February average.0.0 0.4 less than the March average.0.0  0.0  0.0  0.0  0.0  0.0  0.0  0.0 0.4 less than the November average.0.0 2.9 less than the December average.2.0 5.6 less than the yearly average.
20150.0 2.1 less than the January average.0.0 1.8 less than the February average.0.0 0.4 less than the March average.0.0  0.0  0.0  0.0  0.0  0.0  0.0  0.0 0.4 less than the November average.0.0 2.9 less than the December average.0.0 7.6 less than the yearly average.
20140.0 2.1 less than the January average.0.0 1.8 less than the February average.0.0 0.4 less than the March average.0.0  0.0  0.0  0.0  0.0  0.0  0.0  0.0 0.4 less than the November average.1.4 1.5 less than the December average.1.4 6.2 less than the yearly average.
20130.8 1.3 less than the January average.0.0 1.8 less than the February average.0.1 0.3 less than the March average.0.0  0.0  0.0  0.0  0.0  0.0  0.0  0.0 0.4 less than the November average.0.0 2.9 less than the December average.0.9 6.7 less than the yearly average.
20121.4 0.7 less than the January average.11.6 9.8 more than the February average.0.0 0.4 less than the March average.0.0  0.0  0.0  0.0  0.0  0.0  0.0  0.0 0.4 less than the November average.0.1 2.8 less than the December average.13.1 5.5 more than the yearly average.
20110.2 1.9 less than the January average.0.0 1.8 less than the February average.0.0 0.4 less than the March average.0.0  0.0  0.0  0.0  0.0  0.0  0.0  0.0 0.4 less than the November average.0.0 2.9 less than the December average.0.2 7.4 less than the yearly average.
20105.4 3.3 more than the January average.0.0 1.8 less than the February average.0.0 0.4 less than the March average.0.0  0.0  0.0  0.0  0.0  0.0*  0.0  2.5 2.1 more than the November average.22.2 19.3 more than the December average.30.1* 22.5 more than the yearly average.
20099.0 6.9 more than the January average.1.1 0.7 less than the February average.0.0 0.4 less than the March average.0.0  0.0  0.0  0.0  0.0  0.0  0.0  0.0 0.4 less than the November average.0.2 2.7 less than the December average.10.3 2.7 more than the yearly average.
2008---------0.0*  0.0  0.0  0.0  0.0  0.0  0.0  0.0 0.4 less than the November average.0.4 2.5 less than the December average.0.4* 7.2 less than the yearly average.
 
Max9.0 11.6 5.5 0.0 0.0 0.0 0.0 0.0 0.0 0.0 4.6 22.2 30.1
Avg2.1 1.8 0.4 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.4 2.9 7.6
Min0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
 
 
DateCooling Degree Days
JanFebMarAprMayJunJulAugSepOctNovDecYear
2024150.4 1.3 less than the January average.231.0 73 more than the February average.247.1 23.3 more than the March average.300.2 22.4 more than the April average.439.2 24.1 more than the May average.470.6 18.4 less than the June average.501.4 54.2 less than the July average.517.1 12.7 less than the August average.407.6 31.3 less than the September average.386.9 25 more than the October average.183.1* 56.5 less than the November average.---3834.6* 192.2 less than the yearly average.
2023139.5 12.2 less than the January average.158.2 0.2 more than the February average.216.0 7.8 less than the March average.258.9 18.9 less than the April average.416.5 1.4 more than the May average.558.7 69.7 more than the June average.520.2 35.4 less than the July average.510.4 19.4 less than the August average.509.4 70.5 more than the September average.375.8 13.9 more than the October average.222.4 17.2 less than the November average.234.3 48.7 more than the December average.4120.3 93.5 more than the yearly average.
2022124.1 27.6 less than the January average.175.3 17.3 more than the February average.229.1 5.3 more than the March average.273.7 4.1 less than the April average.406.9 8.2 less than the May average.468.8 20.2 less than the June average.590.6 35 more than the July average.584.9 55.1 more than the August average.413.1 25.8 less than the September average.385.0 23.1 more than the October average.269.6 30 more than the November average.133.6 52 less than the December average.4054.7 27.9 more than the yearly average.
2021105.6 46.1 less than the January average.141.0 17 less than the February average.204.5 19.3 less than the March average.215.4 62.4 less than the April average.333.6 81.5 less than the May average.480.2 8.8 less than the June average.547.8 7.8 less than the July average.485.1 44.7 less than the August average.460.6 21.7 more than the September average.351.7 10.2 less than the October average.191.2 48.4 less than the November average.202.5 16.9 more than the December average.3719.2 307.6 less than the yearly average.
2020206.0 54.3 more than the January average.203.6 45.6 more than the February average.220.1 3.7 less than the March average.255.8 22 less than the April average.448.6 33.5 more than the May average.472.3 16.7 less than the June average.516.6 39 less than the July average.550.5 20.7 more than the August average.419.3 19.6 less than the September average.297.2 64.7 less than the October average.243.5 3.9 more than the November average.146.0 39.6 less than the December average.3979.5 47.3 less than the yearly average.
2019132.9 18.8 less than the January average.184.2 26.2 more than the February average.264.2 40.4 more than the March average.312.2 34.4 more than the April average.400.4 14.7 less than the May average.469.3 19.7 less than the June average.595.7 40.1 more than the July average.553.1 23.3 more than the August average.453.8 14.9 more than the September average.342.7 19.2 less than the October average.213.2 26.4 less than the November average.201.4 15.8 more than the December average.4123.1 96.3 more than the yearly average.
2018183.6 31.9 more than the January average.91.3 66.7 less than the February average.173.3 50.5 less than the March average.315.9 38.1 more than the April average.455.9 40.8 more than the May average.534.8 45.8 more than the June average.651.8 96.2 more than the July average.553.1 23.3 more than the August average.428.2 10.7 less than the September average.332.6 29.3 less than the October average.249.6 10 more than the November average.241.2 55.6 more than the December average.4211.3 184.5 more than the yearly average.
2017122.7 29 less than the January average.181.1 23.1 more than the February average.283.7 59.9 more than the March average.302.4 24.6 more than the April average.437.6 22.5 more than the May average.527.6 38.6 more than the June average.559.8 4.2 more than the July average.511.1 18.7 less than the August average.414.9 24 less than the September average.384.7 22.8 more than the October average.217.7 21.9 less than the November average.164.4 21.2 less than the December average.4107.7 80.9 more than the yearly average.
2016182.4 30.7 more than the January average.158.2 0.2 more than the February average.193.2 30.6 less than the March average.255.8 22 less than the April average.427.2 12.1 more than the May average.474.5 14.5 less than the June average.556.4 0.8 more than the July average.553.6 23.8 more than the August average.488.7 49.8 more than the September average.335.5 26.4 less than the October average.190.8 48.8 less than the November average.201.2 15.6 more than the December average.4017.5 9.3 less than the yearly average.
2015154.8 3.1 more than the January average.113.3 44.7 less than the February average.211.9 11.9 less than the March average.310.4 32.6 more than the April average.384.1 31 less than the May average.476.4 12.6 less than the June average.530.1 25.5 less than the July average.512.4 17.4 less than the August average.393.6 45.3 less than the September average.348.7 13.2 less than the October average.307.1 67.5 more than the November average.328.9 143.3 more than the December average.4071.7 44.9 more than the yearly average.
2014198.6 46.9 more than the January average.193.9 35.9 more than the February average.260.1 36.3 more than the March average.353.1 75.3 more than the April average.419.0 3.9 more than the May average.509.1 20.1 more than the June average.600.6 45 more than the July average.496.4 33.4 less than the August average.476.4 37.5 more than the September average.394.6 32.7 more than the October average.265.7 26.1 more than the November average.162.5 23.1 less than the December average.4330.0 303.2 more than the yearly average.
2013152.3 0.6 more than the January average.101.4 56.6 less than the February average.126.1 97.7 less than the March average.245.8 32 less than the April average.359.7 55.4 less than the May average.461.6 27.4 less than the June average.615.5 59.9 more than the July average.551.4 21.6 more than the August average.438.8 0.1 less than the September average.398.5 36.6 more than the October average.222.9 16.7 less than the November average.205.5 19.9 more than the December average.3879.5 147.3 less than the yearly average.
2012189.5 37.8 more than the January average.127.9 30.1 less than the February average.268.8 45 more than the March average.231.7 46.1 less than the April average.411.2 3.9 less than the May average.435.3 53.7 less than the June average.499.9 55.7 less than the July average.546.9 17.1 more than the August average.416.0 22.9 less than the September average.328.6 33.3 less than the October average.218.2 21.4 less than the November average.177.6 8 less than the December average.3851.6 175.2 less than the yearly average.
2011147.6 4.1 less than the January average.195.3 37.3 more than the February average.235.8 12 more than the March average.402.8 125 more than the April average.423.8 8.7 more than the May average.452.8 36.2 less than the June average.512.0 43.6 less than the July average.501.6 28.2 less than the August average.453.9 15 more than the September average.398.9 37 more than the October average.311.3 71.7 more than the November average.202.7 17.1 more than the December average.4238.5 211.7 more than the yearly average.
2010101.0 50.7 less than the January average.120.5 37.5 less than the February average.200.1 23.7 less than the March average.297.4 19.6 more than the April average.383.0 32.1 less than the May average.508.9 19.9 more than the June average.580.9 25.3 more than the July average.511.2 18.6 less than the August average.395.3* 43.6 less than the September average.352.2 9.7 less than the October average.200.9 38.7 less than the November average.48.5 137.1 less than the December average.3699.9* 326.9 less than the yearly average.
2009136.4 15.3 less than the January average.151.4 6.6 less than the February average.247.4 23.6 more than the March average.334.7 56.9 more than the April average.435.4 20.3 more than the May average.532.5 43.5 more than the June average.526.3 29.3 less than the July average.543.3 13.5 more than the August average.462.9 24 more than the September average.405.1 43.2 more than the October average.313.1 73.5 more than the November average.167.3 18.3 less than the December average.4255.8 229 more than the yearly average.
2008---------55.6* 222.2 less than the April average.474.5 59.4 more than the May average.479.6 9.4 less than the June average.540.3 15.3 less than the July average.524.0 5.8 less than the August average.429.6 9.3 less than the September average.334.1 27.8 less than the October average.253.1 13.5 more than the November average.151.2 34.4 less than the December average.3242.0* 784.8 less than the yearly average.
 
Max206.0 231.0 283.7 402.8 474.5 558.7 651.8 584.9 509.4 405.1 313.1 328.9 4330.0
Avg151.7 158.0 223.8 277.8 415.1 489.0 555.6 529.8 438.9 361.9 239.6 185.6 4026.8
Min101.0 91.3 126.1 55.6 333.6 435.3 499.9 485.1 393.6 297.2 183.1 48.5 3242.0
 
colour key
< 100 100 - 200 200 - 300 300 - 400 400 - 500 500 - 600 600 - 700 700 - 800 800 - 900 900 - 1000 1000 - 1100 1100 - 12001200>
* denotes incomplete data for the month/year.

A Degree Day is a unit of measurement equal to a difference of one degree between the mean outdoor temperature and a reference temperature (18°C). Degree Days are used in estimating the energy needs for heating or cooling a building.