Oslo (Gardermoen) weather by month & the best time to visit
Norway · city break · continental climate
The best time to visit Oslo (Gardermoen) is July — its sunniest month (Sunshine Score 67/100), with August and June close behind. Oslo (Gardermoen) averages about 1,634 hours of sunshine a year. Daytime highs around 20°C / 68°F and roughly 112 mm of rain in July.
When is the best time to visit Oslo (Gardermoen)?
For sunshine, the best time to visit Oslo (Gardermoen) is July, then August and June. The dullest month is January (0/100, 80 mm of rain). The full month-by-month picture is in the table below.
How sunny is Oslo (Gardermoen)?
Oslo (Gardermoen) isn't a sunny place by world standards: about 1,634 hours of sunshine a year. 67 Sunshine Score points separate July (67) from January (0), so the month you pick matters. It ranks #9 of 36 destinations in Norway for annual sunshine, above the national median of 1,417 hours. The year's 1,066 mm of rain spreads fairly evenly across the months, with no pronounced dry season.
Sunshine Score by month
| Month | Score | Day high | Night low | Rain | UV |
|---|---|---|---|---|---|
| January | 0 | -3° / 27°F | -8° / 18°F | 80 mm | 0 |
| February | 0 | -2° / 28°F | -8° / 18°F | 62 mm | 0 |
| March | 0 | 2° / 36°F | -5° / 23°F | 57 mm | 1 |
| April | 6 | 9° / 48°F | 0° / 32°F | 61 mm | 2 |
| May | 35 | 14° / 57°F | 5° / 41°F | 93 mm | 3 |
| June | 59 | 18° / 64°F | 10° / 50°F | 95 mm | 4 |
| July | 67 | 20° / 68°F | 12° / 54°F | 112 mm | 4 |
| August | 60 | 19° / 66°F | 11° / 52°F | 125 mm | 3 |
| September | 35 | 14° / 57°F | 7° / 45°F | 96 mm | 2 |
| October | 0 | 8° / 46°F | 2° / 36°F | 106 mm | 1 |
| November | 0 | 2° / 36°F | -2° / 28°F | 98 mm | 0 |
| December | 0 | -2° / 28°F | -7° / 19°F | 81 mm | 0 |
Nearest destinations
Head-to-head
How Oslo (Gardermoen) compares month by month: Oslo (Gardermoen) vs Stockholm · Oslo (Gardermoen) vs Göteborg · Oslo (Gardermoen) vs Trondheim · Oslo (Gardermoen) vs Kristiansand(Kjevik) · all comparisons
Oslo (Gardermoen): questions and answers
What kind of destination is Oslo (Gardermoen)?
Oslo (Gardermoen) is a city break in Norway with a continental climate.
How many hours of sunshine does Oslo (Gardermoen) get a year?
Oslo (Gardermoen) gets about 1,634 hours of sunshine a year, at its best around July.
When is the best time to visit Oslo (Gardermoen)?
The sunniest time to visit Oslo (Gardermoen) is July, when the Sunshine Score peaks at 67/100 (with August and June close behind). Expect daytime highs around 20°C / 68°F.
What is the least sunny month in Oslo (Gardermoen)?
January is the least sunny month in Oslo (Gardermoen), scoring 0/100 with about 80 mm of rain.
How strong is the sun in Oslo (Gardermoen)?
The typical midday UV index in Oslo (Gardermoen) peaks around 4 (moderate) in June, easing to about 0 (low) in January. Month-by-month midday UV values are in the UV column of the table on this page.
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