Promontory

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 July, typically 76°F. The coldest are in January, when 1 night in 10 drops to 25°F. Frost is common in January, February and December.

1. Jan37°F 25°FBag comfortable to 25°F · frost 29% · rain or snow 15% of days
2. Feb40°F 27°FBag comfortable to 30°F · frost 23% · rain or snow 25% of days
3. Mar51°F 39°FBag comfortable to 40°F · frost 2% · rain or snow 25% of days
4. Apr56°F 45°FBag comfortable to 45°F · frost 0% · rain or snow 29% of days
5. May65°F 57°FBag comfortable to 55°F · frost 0% · rain or snow 36% of days
6. Jun73°F 66°FBag comfortable to 65°F · frost 0% · rain or snow 23% of days
7. Jul76°F 72°FBag comfortable to 70°F · frost 0% · rain or snow 19% of days
8. Aug76°F 72°FBag comfortable to 70°F · frost 0% · rain or snow 21% of days
9. Sep71°F 62°FBag comfortable to 60°F · frost 0% · rain or snow 21% of days
10. Oct61°F 46°FBag comfortable to 45°F · frost 0% · rain or snow 19% of days
11. Nov (this month)48°F 36°FBag comfortable to 35°F · frost 4% · rain or snow 19% of days
12. Dec41°F 31°FBag comfortable to 30°F · frost 14% · rain or snow 18% of days

| = 32°F

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.