Southampton Weather

9°C

Southampton, Hampshire, United Kingdom

Updated: 11/12/2023 02:25

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UK Extremes

High Temp

14.2° C

Exeter Airport No2

Low Temp

-2.7° C

Cairngorm

Precipitation

12.2 mm

Scilly, Saint Mary'S

Sunniest

Site Updates

This Stations Daily Degree Days Reports (18°C)

Report for the Year 2023

Data last updated: 11/12/23 - 02:25

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	0.7	8.7	5.4	4.6	8.8	12.9	13.9	17.6	16.2	17.4	17.4	10.8	0.0
2	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	1.2	4.9	7.6	3.6	7.3	12.5	13.9	16.3	15.9	17.9	16.3	8.7	0.0
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	7.7	8.5	4.2	6.2	11.7	15.0	15.7	16.2	18.8	13.3	7.9	5.9
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	10.5	7.5	4.2	6.0	12.7	16.8	14.4	15.2	21.1	12.7	8.4	7.1
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	9.7	4.5	3.3	7.3	13.7	14.3	14.1	14.1	20.4	13.8	8.4	3.9
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	8.3	2.2	4.1	9.7	11.7	13.8	16.4	14.1	21.5	14.6	8.0	3.5
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	8.7	1.1	3.6	7.7	13.8	15.8	20.0	15.1	22.6	15.8	6.5	6.9
8	0.0	0.3	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	6.1	0.0	1.4	8.2	11.8	16.8	20.0	14.7	21.3	14.7	8.6	6.5
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	4.9	3.7	6.3	9.3	13.6	19.2	18.3	18.2	21.7	14.2	7.2	9.1
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	8.0	3.3	3.5	9.9	12.7	21.3	18.0	19.0	19.7	14.4	6.8	8.9
11	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.8	7.1	8.2	3.4	7.2	12.9	20.0	18.1	19.2	19.2	15.5	5.6	0.0
12	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	---	9.1	7.0	8.6	6.4	11.7	21.7	16.5	16.9	18.0	15.8	8.1	---
13	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	---	6.5	6.6	9.9	7.4	12.1	22.1	16.5	17.6	15.2	14.9	11.8	---
14	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	---	7.5	5.9	5.9	6.4	13.7	20.9	15.3	16.4	15.2	8.6	10.0	---
15	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	---	4.0	6.8	4.5	8.1	12.0	21.2	16.2	16.5	15.8	6.1	8.1	---
16	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	---	1.4	8.7	10.1	10.3	11.7	21.5	16.5	17.8	17.9	7.5	6.2	---
17	2.5	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	---	0.0	10.4	10.6	11.5	12.9	20.8	16.4	18.5	17.1	10.4	6.5	---
18	0.9	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	---	0.0	9.8	10.0	8.6	14.2	19.6	17.1	18.5	15.5	11.5	11.8	---
19	0.8	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	---	0.0	8.0	8.0	10.7	13.8	19.5	18.7	18.4	14.8	14.7	10.9	---
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	7.6	8.5	9.0	13.5	18.5	17.0	18.1	15.6	12.8	9.6	---
21	0.2	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	---	0.0	7.3	9.7	6.6	13.9	19.6	16.1	17.8	12.5	11.2	8.7	---
22	1.6	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	---	0.0	6.5	10.2	8.1	14.8	20.2	14.5	18.7	11.1	8.9	7.5	---
23	0.9	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	---	0.0	4.8	9.5	10.2	14.2	19.1	17.8	18.8	11.3	10.8	10.0	---
24	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	---	1.2	3.8	8.5	7.0	15.0	21.5	15.5	17.4	16.1	10.3	5.9	---
25	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	---	0.1	3.3	9.0	6.8	15.4	21.7	15.8	14.7	15.9	10.1	0.4	---
26	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	---	3.4	2.7	6.9	8.4	14.3	18.0	15.4	13.7	15.8	10.7	4.0	---
27	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	---	2.8	3.1	7.0	9.6	14.8	18.3	17.8	14.5	15.6	9.3	7.3	---
28	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	---	3.0	3.9	7.1	13.2	16.2	20.3	18.1	15.3	15.2	10.8	4.6	---
29	0.0		0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	---	5.6		9.9	12.1	14.0	18.2	17.4	15.3	15.0	9.3	3.1	---
30	0.0		0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	---	5.2		10.6	10.9	13.6	15.2	16.1	14.2	14.2	9.3	1.0	---
31	0.0		0.0		0.0		0.0	0.0		0.0		---	5.1		9.3		14.7		16.6	13.4		10.1		---

	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	2.5	0.3	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	1.2	10.5	10.4	10.6	13.2	16.2	22.1	20.0	19.2	22.6	17.4	11.8	9.1
Avg	0.2	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.2	4.5	5.7	7.0	8.6	13.4	18.6	16.8	16.5	17.0	12.1	7.4	4.7
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	0.0	1.4	6.0	11.7	13.8	14.1	13.4	11.1	6.1	0.4	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.