Best year time to visit Keflavík

General weather information about Keflavík

Average annual temperature is 5.3 °C

Absolute maximum temperature: 16.0 °C

Absolute minimum temperature: -14.5 °C

Number of sunny days: 103 days

Number of rainy days: 236 days

Number of snow days: 26 days

Look at detailed online map of Keflavík

* Weather data for Keflavík Iceland is based on climate observations for 2026 year

Keflavík air temperature forecast for each month

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Absolute maximum temperature (°C)	8.3	9.1	7.3	11.0	13.0	15.2	15.7	16.0	13.7	10.4	9.7	7.8
Average daytime temperature (°C)	1.1	4.8	0.8	7.2	8.7	11.1	13.2	13.6	10.5	7.2	5.5	2.0
Average temperature (°C)	-1.4	2.9	-1.3	5.1	6.9	9.3	11.0	11.8	9.0	5.8	4.1	0.4
Average night temperature (°C)	-4.2	0.8	-3.3	2.4	5.1	7.4	8.9	9.7	7.4	3.8	2.4	-1.3
Absolute minimum temperature (°C)	-14.5	-10.8	-9.2	-2.6	-0.2	4.4	6.3	6.8	3.5	0.8	-0.8	-6.2

Keflavík 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	21.0	20.0	17.0	14.0	11.0	8.0	5.0
Daylight mean duration (h)	5.6	8.6	11.8	15.1	18.4	20.7	19.5	16.3	13.0	9.8	6.6	4.5
Daylight minimum duration (h)	4.0	7.0	10.0	13.0	16.0	20.0	18.0	14.0	11.0	8.0	5.0	4.0
Sunshine mean duration (h)	1.2	2.3	7.0	6.9	5.0	5.9	12.6	9.0	6.0	3.5	2.1	0.9
Precipitation (mm)	114	201	38	173	191	135	13	96	106	189	63	97
Sunny days	10	0	18	4	1	5	20	10	5	11	10	9
Rainy days	13	21	7	26	30	25	11	21	25	20	19	18
Snow days	8	7	6	0	0	0	0	0	0	0	1	4

Keflavík - weather forecast by months

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

Best time to visit Keflavík:

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

March — 7.0(h)
April — 6.9(h)
July — 12.6(h)
August — 9.0(h)

Months with the longest average daylight duration in Keflavík:

May — 18.4(h)
June — 20.7(h)
July — 19.5(h)
August — 16.3(h)

The largest precipitation sum in Keflavík is at

February — 201(mm)

April — 173(mm)

May — 191(mm)

October — 189(mm)

Weather forecast in the closest to Keflavík admin centers