Southampton Weather

11°C

Southampton, Hampshire, United Kingdom

Updated: 21/12/2024 12:15

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UK Extremes

High Temp

13.2° C

Hereford/Credenhill

Low Temp

-2.8° C

Cairngorm

Precipitation

10.4 mm

Isle Of Portland

Site Updates

This Stations Daily Degree Days Reports (18°C)

Report for the Year 2024

Data last updated: 21/12/24 - 12:15

Other Years:

Day	Heating Degree Days												Cooling Degree Days
Day	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	7.4	6.1	5.0	9.2	12.8	12.9	15.8	21.5	18.2	11.7	11.7	11.9
2	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	10.2	8.4	4.4	9.8	11.2	16.0	14.5	20.2	16.9	13.3	11.9	8.4
3	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	8.4	10.4	3.3	10.4	11.4	16.4	15.0	18.1	15.7	11.6	11.5	4.4
4	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	5.9	10.3	4.9	11.4	13.2	15.8	15.5	16.1	13.9	11.2	11.0	5.7
5	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	5.0	9.2	5.4	12.4	11.1	14.2	14.6	17.9	13.0	12.6	10.1	11.7
6	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	4.3	10.8	4.8	14.0	11.6	14.1	13.7	16.4	13.6	14.1	10.2	7.9
7	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	2.4	6.1	6.0	12.6	14.9	14.5	13.1	15.5	13.8	14.1	10.5	8.3
8	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	1.1	8.2	5.9	11.3	15.3	15.1	12.5	15.0	14.9	14.1	8.9	6.8
9	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	1.0	9.7	8.2	8.9	16.0	14.2	14.5	17.7	13.2	13.2	8.1	7.2
10	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.6	8.3	8.4	8.9	17.4	13.9	16.3	17.0	12.5	10.6	10.6	6.6
11	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	2.0	7.5	7.1	12.5	17.7	12.9	16.8	20.4	9.8	9.1	10.0	6.0
12	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	4.0	4.6	9.4	13.3	18.5	13.8	14.2	22.3	8.6	11.8	8.1	6.6
13	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	1.9	7.7	10.2	13.6	13.9	12.2	14.6	17.3	9.3	8.1	8.9	5.7
14	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	3.0	10.6	10.2	10.8	14.2	14.5	15.4	17.1	11.0	11.8	9.4	6.3
15	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	1.0	11.5	11.1	8.5	15.1	12.8	12.8	15.1	12.6	14.3	8.9	10.0
16	1.6	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	9.5	8.1	9.4	14.0	15.3	14.8	17.6	14.6	16.4	8.9	10.2
17	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.4	9.7	10.9	8.1	15.8	16.6	16.8	15.5	13.3	14.7	8.7	9.2
18	1.8	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	10.8	10.5	9.2	15.2	16.1	18.3	16.5	16.6	11.9	8.6	12.4
19	1.7	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	9.3	10.2	11.2	15.0	15.2	20.9	14.5	17.9	14.1	5.6	6.2
20	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	3.2	8.1	12.0	8.6	15.4	17.0	17.0	16.1	16.3	13.9	1.5	6.0
21	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	6.1	8.3	9.2	10.6	7.8	12.1	18.2	16.0	14.6	16.9	11.9	0.8	0.0
22	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	---	8.2	6.9	9.0	6.6	13.1	16.8	16.2	14.4	16.0	11.2	2.0	---
23	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	---	8.5	4.4	5.6	8.4	13.1	17.8	17.2	16.2	14.8	11.6	9.3	---
24	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	---	10.4	2.9	7.6	7.7	13.5	18.3	17.4	13.2	13.9	13.0	13.9	---
25	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	---	9.7	4.0	8.6	8.1	15.1	19.9	14.6	13.4	13.3	13.7	9.0	---
26	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	---	6.6	5.5	8.7	7.9	14.9	21.2	16.0	15.9	13.7	11.8	6.8	---
27	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	---	4.2	4.8	7.4	7.9	13.4	17.2	16.4	17.4	10.4	9.8	6.1	---
28	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	---	7.5	8.6	6.7	7.6	12.8	15.0	17.6	18.8	9.2	13.3	3.6	---
29	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	---	9.8	7.9	9.0	11.1	15.0	17.6	19.2	15.8	10.5	13.6	8.5	---
30	0.0		0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	---	7.5		8.9	13.0	13.1	15.1	21.6	15.2	13.2	12.5	11.8	---
31	0.0		0.0		0.0		0.0	0.0		0.0		---	7.9		9.0		13.4		22.1	14.4		11.9		---

	Heating Degree Days												Cooling Degree Days
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
High	1.8	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	6.1	10.4	11.5	12.0	14.0	18.5	21.2	22.1	22.3	18.2	16.4	13.9	12.4
Avg	0.2	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.3	4.8	8.0	8.0	10.0	14.2	15.7	16.2	16.7	13.6	12.5	8.5	7.5
Low	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	2.9	3.3	6.6	11.1	12.2	12.5	13.2	8.6	8.1	0.8	0.0


Colour Key
< 5.0	5.0 - 10.0	10.0 - 15.0	15.0 - 20.0	20.0 - 25.0	25.0 - 30.0	30.0 - 35.0	35.0 - 40.0	40.0 - 45.0	45.0 - 50.0	50.0 - 55.0	55.0 - 60.0	60.0>

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.