Monthly climate guide
Bern weather in May
May in Bern is typically mild, with average daytime highs around 16°C (61°F) and night-time lows near 7°C (45°F). The month usually brings about 137 mm of rain (wet) and is often cloudy. Daytime highs are 3°C warmer than April and 4°C cooler than June.
What stands out in May
- It warms up quickly from here: by June highs are about 4°C higher.
- In Bern, May is late spring.
- Just 50 km apart, but Bern runs about 7°C warmer than Lauterbrunnen this month.
- Rain is above Bern's usual level, by about 44%.
It's usually the wettest month of the year.
Avg high
16°C
61°F
Avg low
7°C
45°F
Rainfall
137 mm
wet
Humidity
79%
relative
Sky
71%
cloud · often cloudy
Bern weather by month
Show the monthly averages as a table
| Month | Avg high | Avg low | Rain | Humidity | Cloud cover |
|---|---|---|---|---|---|
| January | 3°C / 38°F | -3°C / 27°F | 84 mm | 85% | 77% |
| February | 4°C / 39°F | -3°C / 26°F | 64 mm | 83% | 73% |
| March | 9°C / 48°F | 0°C / 32°F | 61 mm | 80% | 66% |
| April | 14°C / 56°F | 4°C / 39°F | 83 mm | 78% | 67% |
| May | 16°C / 61°F | 7°C / 45°F | 137 mm | 79% | 71% |
| June | 21°C / 69°F | 12°C / 53°F | 129 mm | 79% | 66% |
| July | 23°C / 73°F | 14°C / 56°F | 123 mm | 76% | 58% |
| August | 23°C / 73°F | 13°C / 56°F | 109 mm | 74% | 56% |
| September | 19°C / 67°F | 10°C / 49°F | 79 mm | 78% | 58% |
| October | 15°C / 58°F | 6°C / 42°F | 96 mm | 81% | 66% |
| November | 9°C / 48°F | 2°C / 35°F | 80 mm | 84% | 73% |
| December | 5°C / 40°F | -1°C / 29°F | 93 mm | 83% | 74% |
What to pack for May
- A warm sweater or fleece for layering
- A mid-weight jacket
- A compact umbrella or packable rain jacket
- Water-resistant shoes
Is May a good time to visit Bern?
Compare the months in the chart above to find your ideal window.
Best time to visit Bern →Other Switzerland cities in May
Cite or embed this data
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Bern weather in May. WeatherCompare, 2026 (NASA POWER / ERA5, 2011–2020 monthly averages). https://weathercompare.eu/weather/switzerland/bern/may
<a href="https://weathercompare.eu/weather/switzerland/bern/may">Bern weather in May</a> (WeatherCompare)
<iframe src="https://weathercompare.eu/embed/switzerland/bern" width="300" height="160" style="border:0;border-radius:12px" loading="lazy" title="Bern weather in May"></iframe> <p style="font-size:12px"><a href="https://weathercompare.eu/weather/switzerland/bern/may">Bern weather in May</a> – WeatherCompare</p>
Bern in May: quick answers
Is May a good time to visit Bern?
May is one of the wetter months in Bern, with about 137 mm of rain. You can still go: pack a rain jacket and keep plans flexible.
How warm is Bern in May?
Average highs are about 16°C (61°F) and average lows about 7°C (45°F), based on 10 years of daily data.
Does it rain a lot in Bern in May?
Bern typically gets around 137 mm of rain in May — wet. It's usually the wettest month of the year.
Figures are long-term averages for the area around Bern (NASA POWER / ERA5, 2011–2020), not a forecast for a specific year. For upcoming days, see the live multi-source forecast.