Best year time to visit Björn

General weather information about Björn

Average annual temperature is 4.4 °C

Absolute maximum temperature: 29.2 °C

Absolute minimum temperature: -17.7 °C

Number of sunny days: 140 days

Number of rainy days: 161 days

Number of snow days: 64 days

Look at detailed online map of Björn

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

Björn air temperature forecast for each month

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Absolute maximum temperature (°C)	4.8	5.5	4.4	15.8	22.2	28.1	25.0	29.2	22.7	12.5	5.0	4.4
Average daytime temperature (°C)	-1.1	-0.7	-1.1	7.4	14.4	20.1	19.4	20.4	16.8	4.4	-1.4	-4.5
Average temperature (°C)	-2.8	-3.1	-4.8	1.5	9.5	15.4	15.8	16.4	13.4	1.5	-3.5	-6.5
Average night temperature (°C)	-4.9	-5.9	-8.8	-3.7	4.0	9.4	11.6	12.5	9.8	-1.0	-6.1	-9.2
Absolute minimum temperature (°C)	-14.3	-14.5	-16.6	-14.4	-3.0	1.8	9.1	9.0	2.5	-7.6	-17.7	-15.6

Björn 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	16.0	19.0	20.0	20.0	17.0	14.0	11.0	8.0	5.0
Daylight mean duration (h)	5.8	8.7	11.8	15.0	18.2	20.4	19.3	16.2	13.0	9.8	6.7	4.7
Daylight minimum duration (h)	4.0	7.0	10.0	13.0	16.0	19.0	17.0	14.0	11.0	8.0	5.0	4.0
Sunshine mean duration (h)	1.2	3.0	5.4	9.3	12.7	14.5	11.2	9.6	6.1	4.7	0.7	0.4
Precipitation (mm)	60	23	47	47	49	33	129	140	92	92	59	36
Sunny days	10	13	12	22	16	15	4	6	7	14	9	12
Rainy days	11	4	5	8	14	15	27	25	23	15	10	4
Snow days	10	11	14	0	1	0	0	0	0	2	11	15

Björn - weather forecast by months

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

Best time to visit Björn:

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

April — 9.3(h)
May — 12.7(h)
June — 14.5(h)
July — 11.2(h)
August — 9.6(h)

Months with the longest average daylight duration in Björn:

May — 18.2(h)
June — 20.4(h)
July — 19.3(h)
August — 16.2(h)

The largest precipitation sum in Björn is at

July — 129(mm)

August — 140(mm)

September — 92(mm)

October — 92(mm)

Weather forecast in the closest to Björn admin centers