Petroleum County climate

Petroleum County Weather in January

NOAA 1991-2020 normals for Valentine, 31 km from Petroleum County

Average highs run from 33°F on January 1 to 33°F on January 31, and lows from 6°F to 8°F. Normal precipitation for the month is 0.57 in over about 4 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 Petroleum County, in °F, with the record for each date.-50-250255075151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

January at a glance

Average high
33°F
Average low
6°F
Precipitation
0.57 in
Snowfall
7.1 in
Record high
74°FJan 22, 1981
Record low
-40°FJan 24, 1969
Chance of a freeze
100%
Daylight
8 h 35 min to 9 h 35 min
Cloud cover
69%
Humidity
73%
Dew point
17°F
Wind
11.0 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 133°F6°F63°F 1964-29°F 194215%11%
Jan 233°F6°F59°F 1962-28°F 196815%11%
Jan 333°F6°F61°F 1981-34°F 195015%11%
Jan 432°F6°F64°F 1984-24°F 195015%11%
Jan 532°F6°F60°F 1984-23°F 198215%11%
Jan 632°F6°F63°F 1954-26°F 196815%11%
Jan 732°F6°F72°F 2003-31°F 193715%11%
Jan 832°F6°F67°F 1958-28°F 193715%11%
Jan 932°F6°F60°F 1959-26°F 195715%11%
Jan 1032°F6°F66°F 1986-23°F 199315%11%
Jan 1132°F6°F65°F 1987-38°F 199715%11%
Jan 1232°F6°F68°F 1987-34°F 196314%11%
Jan 1332°F6°F66°F 1986-32°F 199714%11%
Jan 1432°F6°F66°F 2026-35°F 202414%11%
Jan 1532°F6°F65°F 1974-34°F 195014%11%
Jan 1633°F6°F65°F 1974-22°F 195414%11%
Jan 1733°F6°F65°F 1976-27°F 195014%11%
Jan 1833°F6°F58°F 1986-34°F 194314%11%
Jan 1933°F6°F64°F 1986-30°F 193514%11%
Jan 2033°F6°F67°F 1981-38°F 195414%11%
Jan 2133°F7°F70°F 1981-35°F 195414%11%
Jan 2233°F7°F74°F 1981-29°F 194314%11%
Jan 2333°F7°F69°F 1981-33°F 196914%10%
Jan 2433°F7°F67°F 1968-40°F 196914%10%
Jan 2533°F7°F67°F 2007-39°F 195714%10%
Jan 2633°F7°F69°F 2015-35°F 195714%10%
Jan 2733°F7°F64°F 2015-33°F 197214%10%
Jan 2833°F7°F70°F 1941-36°F 196914%10%
Jan 2933°F7°F65°F 1940-31°F 196913%10%
Jan 3033°F8°F69°F 1941-37°F 199613%10%
Jan 3133°F8°F69°F 1992-34°F 196914%10%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Petroleum County, in percent, and of at least 0.1 inch of snowfall.0510151102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (MST).

January 1
sunrise 7:59 AM, sunset 4:34 PM
January 31
sunrise 7:39 AM, sunset 5:14 PM

Every day of January: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00248498 (Valentine), public domain. Records: NOAA GHCN-Daily, station USC00243727, 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 2026-09-25. Sun and moon: computed with the NOAA solar equations and Meeus.