Pateros climate

Pateros Weather in December

NOAA 1991-2020 normals for Chief Joseph Dam, 19.9 km from Pateros

Average highs run from 39°F on December 1 to 33°F on December 31, and lows from 26°F to 22°F. Normal precipitation for the month is 2.01 in over about 11 wet days.

December day by day

The normal high and low for each date, and the record, in °F.

Normal daily high and low temperature at Pateros, in °F, with the record for each date.-50-250255075151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

December at a glance

Average high
35°F
Average low
23°F
Precipitation
2.01 in
Snowfall
13.5 in
Record high
70°FDec 1, 2021
Record low
-48°FDec 30, 1968
Chance of a freeze
100%
Daylight
8 h 39 min to 8 h 26 min
Cloud cover
69%
Humidity
94%
Dew point
20°F
Wind
4.0 mph

Every day of the month

A wet day has at least 0.01 inch of precipitation; snow means at least 0.1 inch of snowfall.

DateNormal highNormal lowRecord highRecord lowChance wetChance of snow
Dec 139°F26°F70°F 2021-21°F 198532%15%
Dec 238°F26°F66°F 2021-12°F 202233%16%
Dec 338°F25°F52°F 1920-13°F 191933%17%
Dec 437°F25°F51°F 1920-15°F 191933%17%
Dec 537°F25°F49°F 1920-13°F 191933%18%
Dec 637°F25°F52°F 1920-10°F 195633%19%
Dec 736°F24°F49°F 1920-19°F 195634%19%
Dec 836°F24°F47°F 1940-10°F 191934%20%
Dec 936°F24°F54°F 1917-7°F 199534%20%
Dec 1036°F24°F52°F 1917-8°F 192735%21%
Dec 1135°F24°F49°F 1939-16°F 192235%21%
Dec 1235°F24°F51°F 1924-25°F 191935%22%
Dec 1335°F23°F47°F 1995-22°F 191935%22%
Dec 1435°F23°F50°F 1979-22°F 195535%22%
Dec 1534°F23°F44°F 1920-23°F 192235%22%
Dec 1634°F23°F54°F 1999-20°F 192236%23%
Dec 1734°F23°F46°F 1920-27°F 196436%23%
Dec 1834°F23°F42°F 1999-17°F 192436%23%
Dec 1934°F23°F47°F 1917-15°F 192436%23%
Dec 2033°F22°F45°F 2020-21°F 200836%23%
Dec 2133°F22°F49°F 1917-23°F 198336%23%
Dec 2233°F22°F48°F 1920-27°F 198336%23%
Dec 2333°F22°F46°F 1917-26°F 198336%23%
Dec 2433°F22°F48°F 1920-30°F 198336%24%
Dec 2533°F22°F46°F 1920-15°F 195136%24%
Dec 2633°F22°F41°F 1919-17°F 194836%23%
Dec 2733°F22°F52°F 1967-19°F 197136%23%
Dec 2833°F22°F51°F 1917-21°F 197736%23%
Dec 2933°F22°F50°F 1917-41°F 196836%23%
Dec 3033°F22°F49°F 1917-48°F 196836%23%
Dec 3133°F22°F52°F 1920-31°F 196836%23%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Pateros, in percent, and of at least 0.1 inch of snowfall.0102030401102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (PST).

December 1
sunrise 7:29 AM, sunset 4:08 PM
December 31
sunrise 7:50 AM, sunset 4:16 PM

Every day of December: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00451400 (Chief Joseph Dam), public domain. Records: NOAA GHCN-Daily, station USC00459376, every year on file, quality-flagged values removed. Cloud, humidity, wind and sunshine: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.