Chelan County climate

Chelan County Weather in January

NOAA 1991-2020 normals for Plain, 9.5 km from Chelan County

Average highs run from 31°F on January 1 to 37°F on January 31, and lows from 20°F to 22°F. Normal precipitation for the month is 4.57 in over about 16 wet days.

January day by day

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

Normal daily high and low temperature at Chelan County, in °F, with the record for each date.-20020406080151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

January at a glance

Average high
34°F
Average low
21°F
Precipitation
4.57 in
Snowfall
31.5 in
Record high
60°FJan 31, 1971
Record low
-12°FJan 30, 1996
Chance of a freeze
100%
Daylight
8 h 29 min to 9 h 31 min
Cloud cover
71%
Humidity
96%
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
Jan 131°F20°F51°F 2020-10°F 197955%42%
Jan 231°F21°F48°F 2007-2°F 196955%41%
Jan 331°F21°F51°F 1963-1°F 199355%41%
Jan 432°F21°F51°F 1984-7°F 200455%41%
Jan 532°F21°F50°F 1962-8°F 200454%41%
Jan 632°F21°F50°F 2009-10°F 198254%40%
Jan 732°F21°F54°F 1983-10°F 199354%40%
Jan 832°F21°F52°F 2009-1°F 197454%40%
Jan 932°F21°F48°F 1983-3°F 197453%39%
Jan 1032°F21°F54°F 19830°F 197453%39%
Jan 1133°F21°F53°F 2014-1°F 197453%38%
Jan 1233°F21°F53°F 1999-7°F 202452%38%
Jan 1333°F21°F55°F 1991-10°F 202452%38%
Jan 1433°F21°F57°F 2011-4°F 202452%37%
Jan 1533°F21°F53°F 1974-2°F 202451%37%
Jan 1634°F21°F55°F 19941°F 202451%36%
Jan 1734°F21°F54°F 20117°F 198451%36%
Jan 1834°F22°F53°F 20155°F 196250%35%
Jan 1934°F22°F49°F 1994-1°F 196250%35%
Jan 2034°F22°F52°F 1967-2°F 196250%35%
Jan 2135°F22°F48°F 2011-1°F 196249%34%
Jan 2235°F22°F50°F 2011-6°F 196949%34%
Jan 2335°F22°F56°F 2011-7°F 196949%33%
Jan 2435°F22°F53°F 1981-2°F 196948%33%
Jan 2536°F22°F56°F 19924°F 200848%32%
Jan 2636°F22°F52°F 1962-4°F 197248%32%
Jan 2736°F22°F54°F 1962-5°F 196948%31%
Jan 2836°F22°F57°F 1984-8°F 197247%31%
Jan 2936°F22°F53°F 1974-9°F 196947%30%
Jan 3037°F22°F58°F 1989-12°F 199647%30%
Jan 3137°F22°F60°F 1971-9°F 199646%30%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Chelan County, in percent, and of at least 0.1 inch of snowfall.02040601102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (PST).

January 1
sunrise 7:52 AM, sunset 4:21 PM
January 31
sunrise 7:31 AM, sunset 5:02 PM

Every day of January: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00456534 (Plain), public domain. Records: NOAA GHCN-Daily, station USW00094239, 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.