Best year time to visit Grönvik

General weather information about Grönvik

Average annual temperature is 6.8 °C

Absolute maximum temperature: 28.5 °C

Absolute minimum temperature: -14.9 °C

Number of sunny days: 127 days

Number of rainy days: 192 days

Number of snow days: 46 days

Look at detailed online map of Grönvik

* Weather data for Grönvik Finland is based on climate observations for 2026 year

Grönvik air temperature forecast for each month

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Absolute maximum temperature (°C)	3.9	5.5	4.4	10.6	17.3	25.3	23.9	28.5	21.1	14.7	9.1	5.2
Average daytime temperature (°C)	1.5	0.8	0.9	5.9	10.0	17.2	19.2	19.6	17.6	8.2	2.9	-1.2
Average temperature (°C)	0.2	-0.5	-0.8	3.6	8.4	15.3	16.8	17.4	15.7	6.2	1.4	-2.9
Average night temperature (°C)	-1.2	-2.1	-2.6	1.4	6.6	13.1	14.1	15.4	13.3	3.9	-0.6	-4.5
Absolute minimum temperature (°C)	-9.0	-8.6	-9.9	-5.1	-0.4	6.2	11.6	12.9	6.8	-3.1	-10.5	-14.9

Grönvik monthly weather indicators

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Daylight maximum duration (h)	7.0	10.0	13.0	15.0	18.0	18.0	18.0	16.0	14.0	11.0	8.0	6.0
Daylight mean duration (h)	6.9	9.2	11.8	14.6	17.2	18.7	17.9	15.6	12.9	10.1	7.6	6.1
Daylight minimum duration (h)	6.0	7.0	10.0	13.0	15.0	18.0	16.0	14.0	11.0	8.0	6.0	5.0
Sunshine mean duration (h)	1.5	3.2	6.0	11.1	13.8	15.6	13.5	9.4	8.1	4.8	1.3	0.7
Precipitation (mm)	93	54	87	17	24	7	100	132	55	110	80	64
Sunny days	9	14	10	20	23	21	5	1	9	7	5	3
Rainy days	17	10	11	10	7	9	26	30	21	24	15	12
Snow days	5	4	10	0	1	0	0	0	0	0	10	16

Grönvik - weather forecast by months

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

Best time to visit Grönvik:

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

April — 11.1(h)
May — 13.8(h)
June — 15.6(h)
July — 13.5(h)
August — 9.4(h)

Months with the longest average daylight duration in Grönvik:

May — 17.2(h)
June — 18.7(h)
July — 17.9(h)
August — 15.6(h)

The largest precipitation sum in Grönvik is at

January — 93(mm)

March — 87(mm)

July — 100(mm)

August — 132(mm)

October — 110(mm)

Weather forecast in the closest to Grönvik admin centers