Best year time to visit Røyken

General weather information about Røyken

Average annual temperature is 6.5 °C

Absolute maximum temperature: 30.3 °C

Absolute minimum temperature: -18.7 °C

Number of sunny days: 145 days

Number of rainy days: 175 days

Number of snow days: 45 days

Look at detailed online map of Røyken

* Weather data for Røyken Norway is based on climate observations for 2026 year

Røyken air temperature forecast for each month

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Absolute maximum temperature (°C)	6.5	8.6	7.7	18.6	23.9	30.3	26.3	23.4	25.1	16.9	5.4	8.7
Average daytime temperature (°C)	0.1	3.7	3.0	9.8	17.2	24.2	19.9	19.5	18.4	8.8	1.5	-2.9
Average temperature (°C)	-2.5	-0.3	-1.1	4.9	11.7	18.7	16.1	15.9	14.5	5.7	-0.2	-5.7
Average night temperature (°C)	-5.4	-3.8	-5.1	0.1	5.7	12.8	12.2	12.5	10.6	3.0	-2.2	-9.0
Absolute minimum temperature (°C)	-18.7	-11.2	-13.4	-6.1	-0.3	6.6	9.7	9.6	6.4	-1.8	-8.9	-14.8

Røyken 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	17.1	18.6	17.9	15.5	12.9	10.2	7.6	6.1
Daylight minimum duration (h)	6.0	8.0	10.0	13.0	15.0	18.0	16.0	14.0	11.0	8.0	6.0	5.0
Sunshine mean duration (h)	2.0	5.7	6.1	8.5	12.7	13.8	10.8	8.3	6.8	4.9	1.5	1.4
Precipitation (mm)	158	41	84	157	21	57	200	211	114	56	102	96
Sunny days	10	17	12	14	17	22	3	2	11	16	10	11
Rainy days	13	5	9	15	14	8	28	29	19	13	13	9
Snow days	8	6	10	1	0	0	0	0	0	2	7	11

Røyken - weather forecast by months

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

Best time to visit Røyken:

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

May — 12.7(h)
June — 13.8(h)
July — 10.8(h)

Months with the longest average daylight duration in Røyken:

May — 17.1(h)
June — 18.6(h)
July — 17.9(h)

The largest precipitation sum in Røyken is at

January — 158(mm)

April — 157(mm)

July — 200(mm)

August — 211(mm)

Weather forecast in the closest to Røyken admin centers