Breithorn

Nights by month

Night lows from 2016 to 2025: a typical night, and the cold one that comes 1 night in 10.

The mildest nights are in August, typically 13°C. The coldest are in January, when 1 night in 10 drops to -8°C. Frost is common in January, February, March, April, November and December.

1. Jan-3°C -8°CBag comfortable to -7°C · frost 74% · rain or snow 53% of days
2. Feb-1°C -6°CBag comfortable to -5°C · frost 67% · rain or snow 47% of days
3. Mar0°C -5°CBag comfortable to -3°C · frost 56% · rain or snow 49% of days
4. Apr2°C -3°CBag comfortable to -1°C · frost 28% · rain or snow 55% of days
5. May6°C 2°CBag comfortable to 3°C · frost 4% · rain or snow 72% of days
6. Jun11°C 7°CBag comfortable to 9°C · frost 0% · rain or snow 65% of days
7. Jul13°C 10°CBag comfortable to 11°C · frost 0% · rain or snow 60% of days
8. Aug13°C 9°CBag comfortable to 10°C · frost 0% · rain or snow 51% of days
9. Sep10°C 6°CBag comfortable to 7°C · frost 0% · rain or snow 58% of days
10. Oct7°C 2°CBag comfortable to 3°C · frost 2% · rain or snow 45% of days
11. Nov (this month)2°C -3°CBag comfortable to -2°C · frost 29% · rain or snow 48% of days
12. Dec0°C -6°CBag comfortable to -5°C · frost 59% · rain or snow 45% of days

| = 0°C

History: ERA5 and ERA5-Land reanalysis via Open-Meteo, corrected to the site's elevation. Bag rating: the comfort rating that keeps you warm in a tent on 9 of 10 nights that month.