Best year time to visit Katternö

General weather information about Katternö

Average annual temperature is 4.6 °C

Absolute maximum temperature: 29.1 °C

Absolute minimum temperature: -20.1 °C

Number of sunny days: 138 days

Number of rainy days: 152 days

Number of snow days: 75 days

Look at detailed online map of Katternö

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

Katternö air temperature forecast for each month

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Absolute maximum temperature (°C)	4.9	5.0	4.3	16.6	21.5	27.9	25.5	29.1	22.9	12.3	5.0	4.4
Average daytime temperature (°C)	-0.8	-0.6	-1.8	6.5	13.7	19.4	19.2	20.1	16.6	4.6	-1.1	-4.2
Average temperature (°C)	-2.4	-2.8	-4.8	1.3	9.2	15.3	16.1	16.6	13.7	2.1	-3.2	-6.2
Average night temperature (°C)	-4.4	-5.1	-8.1	-3.4	4.7	10.4	12.7	13.2	10.6	0.0	-5.9	-8.7
Absolute minimum temperature (°C)	-14.5	-12.6	-16.0	-14.1	-1.9	2.8	10.2	9.6	4.8	-7.7	-20.1	-14.3

Katternö 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)	5.7	8.6	11.8	15.0	18.3	20.5	19.3	16.2	13.0	9.8	6.7	4.6
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)	1.3	3.1	5.9	9.5	13.0	14.8	11.7	10.2	6.4	4.8	0.7	0.4
Precipitation (mm)	57	24	44	44	39	34	154	126	97	93	65	37
Sunny days	8	13	11	20	18	20	5	5	7	15	6	10
Rainy days	11	5	3	8	11	10	26	26	23	15	9	5
Snow days	12	10	17	2	2	0	0	0	0	1	15	16

Katternö - weather forecast by months

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

Best time to visit Katternö:

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

April — 9.5(h)
May — 13.0(h)
June — 14.8(h)
July — 11.7(h)
August — 10.2(h)

Months with the longest average daylight duration in Katternö:

May — 18.3(h)
June — 20.5(h)
July — 19.3(h)
August — 16.2(h)

The largest precipitation sum in Katternö is at

July — 154(mm)

August — 126(mm)

September — 97(mm)

October — 93(mm)

Weather forecast in the closest to Katternö admin centers