Bonn weather by month

Check out Bonn weather averages by month. Compare detailed monthly climate statistics including temperature, rainfall and sunshine figures.

Temperature
Rainfall
Sunshine & UV index

Temperature in Bonn (°C)

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Max temperature (daytime)	4	6	10	14	19	22	23	23	20	15	8	5
Min temperature (night-time)	-1	0	2	5	9	12	13	13	11	7	3	0
Heat & Humidity	0	0	0	0	0	0	0	0	0	0	0	0

Note: 0 = None, L = Low, M = Moderate, H = High, VH = Very high, E = Extreme

Sunshine & UV index in Bonn

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Daily hours of sunshine	1	3	4	5	6	6	7	6	5	3	2	1
Daily hours of daylight	9	10	12	14	16	16	16	14	13	11	9	8
UV Index (Maximum)	1	1	3	4	6	7	6	6	4	2	1	1

Rainfall in Bonn

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Number of days with some rain	17	14	16	15	16	16	15	15	14	14	17	17
Average monthly rainfall (mm)	59	49	55	56	65	80	79	78	64	52	69	69

More about Bonn

Bonn by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

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The climate guide for Germany (Bonn) shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

What's the climate like in Bonn?

Bonn has a temperate climate with warm summers and some rainfall in all months.

Bonn weather in January

Expect daytime maximum temperatures of 4°C in Bonn, Germany in January based on long-term weather averages. There is 1 hour of sunshine per day on average with 17 days with some rainfall and typically 59 mm of rainfall in the month.

4
4°C max day temperature
1
1 hour of sunshine per day
17
17 days with some rainfall
-1
-1°C min night temperature
9
9 hours of daylight per day
0
No heat & humidity
59
59 mm of monthly rainfall
1
1 (Low) UV index

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Bonn weather in February

Expect daytime maximum temperatures of 6°C in Bonn, Germany in February based on long-term weather averages. There are 3 hours of sunshine per day on average with 14 days with some rainfall and typically 49 mm of rainfall in the month.

6
6°C max day temperature
3
3 hours of sunshine per day
14
14 days with some rainfall
0
0°C min night temperature
10
10 hours of daylight per day
0
No heat & humidity
49
49 mm of monthly rainfall
1
1 (Low) UV index

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Bonn weather in March

Expect daytime maximum temperatures of 10°C in Bonn, Germany in March based on long-term weather averages. There are 4 hours of sunshine per day on average with 16 days with some rainfall and typically 55 mm of rainfall in the month.

10
10°C max day temperature
4
4 hours of sunshine per day
16
16 days with some rainfall
2
2°C min night temperature
12
12 hours of daylight per day
0
No heat & humidity
55
55 mm of monthly rainfall
3
3 (Moderate) UV index

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Bonn weather in April

Expect daytime maximum temperatures of 14°C in Bonn, Germany in April based on long-term weather averages. There are 5 hours of sunshine per day on average with 15 days with some rainfall and typically 56 mm of rainfall in the month.

14
14°C max day temperature
5
5 hours of sunshine per day
15
15 days with some rainfall
5
5°C min night temperature
14
14 hours of daylight per day
0
No heat & humidity
56
56 mm of monthly rainfall
4
4 (Moderate) UV index

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Bonn weather in May

Expect daytime maximum temperatures of 19°C in Bonn, Germany in May based on long-term weather averages. There are 6 hours of sunshine per day on average with 16 days with some rainfall and typically 65 mm of rainfall in the month.

19
19°C max day temperature
6
6 hours of sunshine per day
16
16 days with some rainfall
9
9°C min night temperature
16
16 hours of daylight per day
0
No heat & humidity
65
65 mm of monthly rainfall
6
6 (High) UV index

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Bonn weather in June

Expect daytime maximum temperatures of 22°C in Bonn, Germany in June based on long-term weather averages. There are 6 hours of sunshine per day on average with 16 days with some rainfall and typically 80 mm of rainfall in the month.

22
22°C max day temperature
6
6 hours of sunshine per day
16
16 days with some rainfall
12
12°C min night temperature
16
16 hours of daylight per day
0
No heat & humidity
80
80 mm of monthly rainfall
7
7 (High) UV index

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Bonn weather in July

Expect daytime maximum temperatures of 23°C in Bonn, Germany in July based on long-term weather averages. There are 7 hours of sunshine per day on average with 15 days with some rainfall and typically 79 mm of rainfall in the month.

23
23°C max day temperature
7
7 hours of sunshine per day
15
15 days with some rainfall
13
13°C min night temperature
16
16 hours of daylight per day
0
No heat & humidity
79
79 mm of monthly rainfall
6
6 (High) UV index

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Bonn weather in August

Expect daytime maximum temperatures of 23°C in Bonn, Germany in August based on long-term weather averages. There are 6 hours of sunshine per day on average with 15 days with some rainfall and typically 78 mm of rainfall in the month.

23
23°C max day temperature
6
6 hours of sunshine per day
15
15 days with some rainfall
13
13°C min night temperature
14
14 hours of daylight per day
0
No heat & humidity
78
78 mm of monthly rainfall
6
6 (High) UV index

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Bonn weather in September

Expect daytime maximum temperatures of 20°C in Bonn, Germany in September based on long-term weather averages. There are 5 hours of sunshine per day on average with 14 days with some rainfall and typically 64 mm of rainfall in the month.

20
20°C max day temperature
5
5 hours of sunshine per day
14
14 days with some rainfall
11
11°C min night temperature
13
13 hours of daylight per day
0
No heat & humidity
64
64 mm of monthly rainfall
4
4 (Moderate) UV index

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Bonn weather in October

Expect daytime maximum temperatures of 15°C in Bonn, Germany in October based on long-term weather averages. There are 3 hours of sunshine per day on average with 14 days with some rainfall and typically 52 mm of rainfall in the month.

15
15°C max day temperature
3
3 hours of sunshine per day
14
14 days with some rainfall
7
7°C min night temperature
11
11 hours of daylight per day
0
No heat & humidity
52
52 mm of monthly rainfall
2
2 (Low) UV index

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Bonn weather in November

Expect daytime maximum temperatures of 8°C in Bonn, Germany in November based on long-term weather averages. There are 2 hours of sunshine per day on average with 17 days with some rainfall and typically 69 mm of rainfall in the month.

8
8°C max day temperature
2
2 hours of sunshine per day
17
17 days with some rainfall
3
3°C min night temperature
9
9 hours of daylight per day
0
No heat & humidity
69
69 mm of monthly rainfall
1
1 (Low) UV index

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Bonn weather in December

Expect daytime maximum temperatures of 5°C in Bonn, Germany in December based on long-term weather averages. There is 1 hour of sunshine per day on average with 17 days with some rainfall and typically 69 mm of rainfall in the month.