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Bjoertvedt CC BY-SA 4.0 Wikimedia Commons

Isesjøen

Lake

A lake in Østfold (Viken), Isesjøen serves local recreation-boating, fishing and shoreline walks-used by nearby communities rather than large-scale tourism.

Isesjøen OsloDrammenRjukanLillestrømDrøbakLangesundOslo Opera HouseHeddal stavkyrkjeIsesjøen

Isesjøen essentials

Country: Norway
Driest months: Feb-Apr
Pay in: Krone (kr)
Language: Norwegian
Emergency: 112

Isesjøen at a Glance

Things to Do
When to Go

Best Time to Visit Isesjøen

Best visited in summer (June-August) for mild weather, long days and outdoor activities around the lake.

Summer
June-August · 15-22°C
Warm, longest daylight and the best time for swimming, boating and hiking around the lake; busiest recreational period.
Spring/Autumn (Shoulder)
April-May, September-October · 5-15°C
Cool, variable weather with fewer visitors-good for walking and birdwatching.
Winter
November-March · -5-2°C
Cold with possible snow and ice on and around the water; access and outdoor activities can be limited.

Weather & Climate near Isesjøen

Climate

Isesjøen's climate is classified as Warm-Summer Continental - Warm-Summer Continental climate with mild summers (peaking in July) and freezing winters (coldest in February). Temperatures range from -5°C to 21°C. Moderate rainfall (785 mm/year).

Air Quality: AQI 23 Good
Best Time to Visit
MayJuneJuly
Temperature & Rainfall
Temperature Range
31°
Warmest Month
-26°
Coldest Month
Monthly Conditions
Month Comfort Temp Feels Rain Sky Humidity Wind UV Daylight
January Poor -5° - 0° -7° 61 mm overcast 97% 4.7 m/s 0.0 low 6.7h
February Poor -5° - 0° -8° 43 mm overcast 96% 4.7 m/s 0.1 low 9.0h
March Poor -2° - 4° -4° 54 mm overcast 90% 4.4 m/s 0.3 low 11.6h
April Good 1° - 9° 2° 44 mm partly cloudy 82% 4.1 m/s 0.6 moderate 14.3h
May Very Good 6° - 16° 11° 47 mm partly cloudy 79% 4.1 m/s 1.0 high 16.8h
June Good 10° - 19° 15° 68 mm partly cloudy 78% 4.1 m/s 1.4 high 18.2h
July Good 12° - 21° 17° 65 mm overcast 81% 3.9 m/s 1.3 high 17.5h
August Good 12° - 20° 16° 73 mm overcast 84% 3.9 m/s 0.9 moderate 15.3h
September Good 8° - 15° 12° 85 mm overcast 87% 4.5 m/s 0.5 low 12.6h
October Acceptable 4° - 10° 4° 93 mm overcast 93% 4.5 m/s 0.1 low 10.0h
November Poor 0° - 5° -2° 85 mm overcast 96% 4.7 m/s 0.0 low 7.4h
December Poor -3° - 2° -5° 67 mm overcast 97% 4.5 m/s 0.0 low 5.9h