Weather in Grellenberg in July

General weather information about Grellenberg

Average annual temperature is 10.0 °C

Absolute maximum temperature: 31.4 °C

Absolute minimum temperature: -9.7 °C

Number of sunny days: 122 days

Number of rainy days: 234 days

Number of snow days: 9 days

Look at detailed online map of Grellenberg

* Weather data for Grellenberg Germany is based on climate observations for 2026 year

Grellenberg air temperature forecast for each month

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Absolute maximum temperature (°C)	15.6	10.8	16.2	19.5	23.3	29.0	31.4	28.1	28.5	22.5	13.4	10.7
Average daytime temperature (°C)	6.1	5.9	8.5	10.5	17.0	22.5	22.0	21.7	22.6	14.2	7.4	4.8
Average temperature (°C)	4.0	2.6	4.9	6.6	12.2	17.5	17.8	17.7	17.5	11.1	5.1	3.0
Average night temperature (°C)	1.8	-0.4	1.5	2.4	7.0	11.9	13.3	13.9	13.0	7.9	2.9	1.0
Absolute minimum temperature (°C)	-3.7	-5.3	-4.1	-3.8	0.1	3.8	9.7	10.0	8.6	2.0	-7.5	-9.7

Grellenberg monthly weather indicators

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Daylight maximum duration (h)	8.0	10.0	12.0	15.0	16.0	17.0	17.0	15.0	13.0	11.0	9.0	7.0
Daylight mean duration (h)	8.0	9.8	11.9	14.1	16.0	17.1	16.5	14.8	12.7	10.5	8.6	7.5
Daylight minimum duration (h)	7.0	8.0	10.0	13.0	15.0	16.0	15.0	13.0	11.0	9.0	7.0	7.0
Sunshine mean duration (h)	2.3	5.1	6.2	9.2	12.5	13.7	11.8	9.3	9.6	4.3	3.4	1.7
Precipitation (mm)	76	46	74	43	9	51	103	112	58	87	75	81
Sunny days	13	16	6	9	25	16	4	2	22	2	3	4
Rainy days	18	12	21	21	6	14	27	29	8	29	26	23
Snow days	0	0	4	0	0	0	0	0	0	0	1	4

Grellenberg - weather forecast by months

Grellenberg weather in january Grellenberg weather in february Grellenberg weather in march Grellenberg weather in april Grellenberg weather in may Grellenberg weather in june Grellenberg weather in july Grellenberg weather in august Grellenberg weather in september Grellenberg weather in october Grellenberg weather in november Grellenberg weather in december

Best time to visit Grellenberg:

The best time to visit Grellenberg during the most sunny months:

May — 12.5(h)
June — 13.7(h)
July — 11.8(h)
August — 9.3(h)
September — 9.6(h)

Months with the longest average daylight duration in Grellenberg:

May — 16.0(h)
June — 17.1(h)
July — 16.5(h)

The largest precipitation sum in Grellenberg is at

July — 103(mm)

August — 112(mm)

October — 87(mm)

Weather forecast in the closest to Grellenberg admin centers