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Climate · Bonner

Bonner in December

Cold and damp, as the days hold steady.

Typical weather, averaged over 30 years

December in Bonner is cold: highs near 34°F, lows near 14°F. Rain or snow falls on about three days a week, more often as the month goes on, and daylight holds at about 8 hours 35 minutes.December in Bonner is cold: highs near 1°C, lows near -10°C. Rain or snow falls on about three days a week, more often as the month goes on, and daylight holds at about 8 hours 35 minutes.

High
34°F1°Caverage
Low
14°F-10°Caverage
Wet days
3a week · 41% of days
Daylight
8h 35mon average

Is December a good time to visit Bonner?

December sits outside Bonner's best months, which run in two parts: July, or September. Expect cold days and rain or snow on about three days a week.

How we judge it: every month is scored on how close its typical high comes to the range from 70°F to 80°F, how mild its nights are, and how rarely it rains. The best months are the run of months that scores best.How we judge it: every month is scored on how close its typical high comes to the range from 21°C to 27°C, how mild its nights are, and how rarely it rains. The best months are the run of months that scores best.

How December sits in the year

week by week

Temperature

Highs near 34°F in December, against 34°F to 86°F through the year.Highs near 1°C in December, against 1°C to 30°C through the year.

Chance of a wet day

41% of days in December, against 16% to 47% through the year.

Cloud cover

68% cover in December, against 27% to 71% through the year.

Daylight

8h 35m in December, against 8h 35m to 15h 49m through the year.

Week by week, lightly smoothed, with December shaded. The olive line marks the best months. Hover or tap a week for its figures.

Either side

  1. November45°7°low 24°low -4°3 wet days a weekRain on about three days a week.
  2. December34°1°low 14°low -10°3 wet days a weekRain on about three days a week.
  3. January34°1°low 13°low -11°3 wet days a weekRain on about three days a week.

Where Bonner sits, in December

America/Denver
this place
typical high in December 40°F4°C95°F35°C
Sunrise, mid-December
8:12 AMsets 4:46 PM
Above the sea
1,140 mupland
Latitude
46.9°Nnorthern hemisphere
Nearest of ours
Philipsburg74 km south

The land around Bonner, shaded by its typical high in December, the planning map's own layer. Hover the map for the figure at that spot; tap it on a phone. Clock times are local, for the 15th.

Elsewhere in United States in December

high · low · wet days
See December on the planning mapThe whole year in Bonner

Typical weather, averaged over 30 years (1995–2024), from the 11 km grid square nearest Bonner. Temperatures are adjusted against 66 weather stations: daytime highs read about 3.1°F cold in the source data and are raised to match, and both highs and lows are adjusted for the town's height (1,140 m) against the climate model's (1,507 m).Temperatures are adjusted against 66 weather stations: daytime highs read about 1.7°C cold in the source data and are raised to match, and both highs and lows are adjusted for the town's height (1,140 m) against the climate model's (1,507 m). Daylight is calculated from latitude. Charts are lightly smoothed week to week; the figures in the table are not. Source: Copernicus ERA5-Land reanalysis; cloud cover from NASA's MERRA-2 reanalysis, on a coarser grid of about 50 km. Contains modified Copernicus Climate Change Service information 2026; neither the European Commission nor ECMWF is responsible for any use of it. These are averages, not a forecast.

Daylight is calculated from latitude. Charts are lightly smoothed week to week; the figures in the table are not.

Source: Copernicus ERA5-Land reanalysis; cloud cover from NASA's MERRA-2 reanalysis, on a coarser grid of about 50 km. Contains modified Copernicus Climate Change Service information 2026; neither the European Commission nor ECMWF is responsible for any use of it. These are averages, not a forecast.