Washington County climate

Washington County Weather in January

NOAA 1991-2020 normals for Erwin 1 W, 17.9 km from Washington County

Average highs run from 48°F on January 1 to 48°F on January 31, and lows from 26°F to 24°F. Normal precipitation for the month is 3.46 in over about 12 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 Washington County, in °F, with the record for each date.-40-20020406080151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

January at a glance

Average high
47°F
Average low
25°F
Precipitation
3.46 in
Snowfall
3.4 in
Record high
79°FJan 25, 1950
Record low
-21°FJan 21, 1985
Chance of a freeze
100%
Daylight
9 h 45 min to 10 h 23 min
Cloud cover
70%
Humidity
83%
Dew point
29°F
Wind
6.9 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 148°F26°F78°F 20227°F 201838%7%
Jan 248°F26°F73°F 19473°F 201838%7%
Jan 348°F26°F75°F 20235°F 197938%7%
Jan 447°F26°F75°F 19501°F 196938%7%
Jan 547°F25°F74°F 1950-6°F 196938%7%
Jan 647°F25°F69°F 19462°F 201438%7%
Jan 747°F25°F67°F 1989-2°F 201438%7%
Jan 847°F25°F71°F 2008-2°F 197038%7%
Jan 947°F25°F76°F 1946-4°F 197038%7%
Jan 1047°F25°F66°F 1939-9°F 197038%7%
Jan 1147°F25°F76°F 2020-7°F 197838%7%
Jan 1247°F25°F71°F 20135°F 197738%7%
Jan 1347°F24°F73°F 20135°F 195438%7%
Jan 1447°F24°F67°F 19951°F 196438%7%
Jan 1547°F24°F72°F 1950-4°F 196438%7%
Jan 1647°F24°F72°F 1949-4°F 196438%7%
Jan 1747°F24°F71°F 1943-8°F 198238%7%
Jan 1847°F24°F71°F 1949-3°F 199438%7%
Jan 1947°F24°F67°F 2023-8°F 199438%7%
Jan 2047°F24°F68°F 1951-16°F 198538%7%
Jan 2147°F24°F69°F 1959-21°F 198538%7%
Jan 2247°F24°F73°F 1938-10°F 197038%7%
Jan 2347°F24°F74°F 19381°F 196338%7%
Jan 2447°F24°F78°F 1972-8°F 196338%7%
Jan 2547°F24°F79°F 1950-4°F 196338%7%
Jan 2648°F24°F75°F 19507°F 194038%7%
Jan 2748°F24°F67°F 19990°F 194038%6%
Jan 2848°F24°F70°F 1970-5°F 198638%6%
Jan 2948°F24°F72°F 1947-2°F 201438%6%
Jan 3048°F24°F72°F 2002-9°F 196638%6%
Jan 3148°F24°F76°F 2002-15°F 196638%6%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Washington County, 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 (EST).

January 1
sunrise 7:41 AM, sunset 5:26 PM
January 31
sunrise 7:32 AM, sunset 5:55 PM

Every day of January: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00402934 (Erwin 1 W), public domain. Records: NOAA GHCN-Daily, station USW00013877, 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.