Best year time to visit Posta

General weather information about Posta

Average annual temperature is 6.9 °C

Absolute maximum temperature: 27.4 °C

Absolute minimum temperature: -16.6 °C

Number of sunny days: 133 days

Number of rainy days: 187 days

Number of snow days: 45 days

Look at detailed online map of Posta

* Weather data for Posta Åland is based on climate observations for 2026 year

Posta air temperature forecast for each month

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Absolute maximum temperature (°C)	5.7	5.8	10.3	14.4	20.6	27.4	22.1	26.6	21.6	15.2	9.4	5.9
Average daytime temperature (°C)	2.2	1.5	1.7	8.0	13.5	20.8	19.6	19.2	17.5	8.2	3.0	-0.3
Average temperature (°C)	0.6	-0.2	-1.2	3.7	9.5	16.3	16.7	16.7	15.1	6.4	1.4	-2.0
Average night temperature (°C)	-1.2	-2.6	-5.4	-0.7	4.8	10.5	13.4	14.1	12.3	4.2	-0.6	-4.2
Absolute minimum temperature (°C)	-8.5	-7.0	-16.6	-9.9	-3.6	4.1	11.1	11.8	7.6	-2.1	-9.1	-9.1

Posta 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)	6.8	9.1	11.8	14.6	17.2	18.8	18.0	15.6	12.9	10.1	7.5	6.0
Daylight minimum duration (h)	5.0	7.0	10.0	13.0	16.0	18.0	16.0	14.0	11.0	8.0	6.0	5.0
Sunshine mean duration (h)	1.9	2.8	5.6	9.9	13.9	15.8	14.0	9.3	8.5	5.1	1.6	0.7
Precipitation (mm)	65	38	84	28	31	17	123	102	50	98	101	43
Sunny days	12	13	9	18	22	19	9	5	12	7	3	4
Rainy days	16	9	13	12	8	11	22	26	18	23	18	11
Snow days	3	6	9	0	1	0	0	0	0	1	9	16

Posta - weather forecast by months

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

Best time to visit Posta:

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

April — 9.9(h)
May — 13.9(h)
June — 15.8(h)
July — 14.0(h)
August — 9.3(h)

Months with the longest average daylight duration in Posta:

May — 17.2(h)
June — 18.8(h)
July — 18.0(h)
August — 15.6(h)

The largest precipitation sum in Posta is at

March — 84(mm)

July — 123(mm)

August — 102(mm)

October — 98(mm)

November — 101(mm)

Weather forecast in the closest to Posta admin centers