Bern weather by month & the best time to visit
Switzerland · regional city · oceanic / maritime climate

The best time to visit Bern is September — its sunniest month (Sunshine Score 76/100), with June and July close behind. Bern averages about 2,095 hours of sunshine a year. Daytime highs around 20°C / 68°F and roughly 83 mm of rain in September.
When is the best time to visit Bern?
For sunshine, the best time to visit Bern is September, then June and July. The dullest month is January (0/100, 77 mm of rain). The full month-by-month picture is in the table below.
How sunny is Bern?
Bern gets a moderate 2,095 hours of sunshine a year. 76 Sunshine Score points separate September (76) from January (0), so the month you pick matters. Bern is the sunniest of the 5 destinations tracked in Switzerland. The year's 1,142 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 | 4° / 39°F | -2° / 28°F | 77 mm | 1 |
| February | 0 | 5° / 41°F | -2° / 28°F | 62 mm | 1 |
| March | 13 | 10° / 50°F | 1° / 34°F | 80 mm | 3 |
| April | 44 | 15° / 59°F | 5° / 41°F | 83 mm | 4 |
| May | 56 | 18° / 64°F | 9° / 48°F | 130 mm | 5 |
| June | 70 | 23° / 73°F | 13° / 55°F | 117 mm | 6 |
| July | 69 | 24° / 75°F | 15° / 59°F | 121 mm | 6 |
| August | 68 | 24° / 75°F | 15° / 59°F | 126 mm | 5 |
| September | 76 | 20° / 68°F | 11° / 52°F | 83 mm | 4 |
| October | 49 | 16° / 61°F | 7° / 45°F | 94 mm | 2 |
| November | 6 | 9° / 48°F | 2° / 36°F | 82 mm | 1 |
| December | 0 | 5° / 41°F | -1° / 30°F | 87 mm | 1 |
Nearest destinations
Head-to-head
How Bern compares month by month: Bern vs Geneva · Bern vs Zurich · Bern vs Basel · all comparisons
Bern: questions and answers
What kind of destination is Bern?
Bern is a regional city in Switzerland at 508 m elevation with a oceanic / maritime climate.
How many hours of sunshine does Bern get a year?
Bern gets about 2,095 hours of sunshine a year, at its best around September.
When is the best time to visit Bern?
The sunniest time to visit Bern is September, when the Sunshine Score peaks at 76/100 (with June and July close behind). Expect daytime highs around 20°C / 68°F.
What is the least sunny month in Bern?
January is the least sunny month in Bern, scoring 0/100 with about 77 mm of rain.
Is Bern the sunniest place in Switzerland?
Yes — with about 2,095 hours of sunshine a year, Bern has the most annual sunshine of the 5 Switzerland destinations tracked by Sunshine Atlas.
How strong is the sun in Bern?
The typical midday UV index in Bern peaks around 6 (high) in June, easing to about 1 (low) in January. Month-by-month midday UV values are in the UV column of the table on this page.
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