Union County climate

Union County Weather in February

NOAA 1991-2020 normals for Grenville, 18.2 km from Union County

Average highs run from 48°F on February 1 to 53°F on February 28, and lows from 20°F to 24°F. Normal precipitation for the month is 0.40 in over about 2 wet days.

February day by day

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

Normal daily high and low temperature at Union County, in °F, with the record for each date.-2502550751001510152025
  • Normal low
  • Normal high
  • Record high
  • Record low

February at a glance

Average high
50°F
Average low
21°F
Precipitation
0.40 in
Snowfall
3.3 in
Record high
83°FFeb 3, 2025
Record low
-18°FFeb 11, 1899
Chance of a freeze
100%
Daylight
10 h 25 min to 11 h 22 min
Cloud cover
52%
Humidity
51%
Dew point
18°F
Wind
12.8 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
Feb 148°F20°F81°F 1963-17°F 19519%6%
Feb 248°F20°F78°F 1934-13°F 20119%6%
Feb 348°F20°F83°F 2025-15°F 20119%6%
Feb 448°F20°F76°F 1925-8°F 19899%6%
Feb 548°F20°F74°F 1898-12°F 19829%6%
Feb 648°F20°F81°F 2015-14°F 19339%6%
Feb 749°F20°F83°F 2015-14°F 19338%6%
Feb 849°F20°F77°F 1957-17°F 19338%5%
Feb 949°F20°F78°F 2017-13°F 19338%5%
Feb 1049°F20°F82°F 2017-10°F 19818%5%
Feb 1149°F20°F83°F 2017-18°F 18998%5%
Feb 1249°F20°F77°F 1962-7°F 19868%5%
Feb 1349°F20°F78°F 2011-3°F 18998%5%
Feb 1450°F21°F78°F 1979-13°F 20218%5%
Feb 1550°F21°F82°F 1898-15°F 20218%5%
Feb 1650°F21°F81°F 1898-1°F 19368%5%
Feb 1750°F21°F79°F 1898-11°F 19108%5%
Feb 1850°F21°F82°F 2016-7°F 19428%5%
Feb 1951°F21°F78°F 18981°F 20258%5%
Feb 2051°F22°F76°F 1930-4°F 19188%5%
Feb 2151°F22°F79°F 20173°F 19558%5%
Feb 2251°F22°F77°F 20173°F 19608%5%
Feb 2352°F22°F76°F 1930-5°F 20228%5%
Feb 2452°F22°F81°F 20261°F 20038%4%
Feb 2552°F23°F78°F 19890°F 19608%4%
Feb 2652°F23°F79°F 18962°F 20028%4%
Feb 2753°F23°F75°F 1898-4°F 19628%4%
Feb 2853°F24°F80°F 2006-4°F 19628%4%
Feb 2953°F24°F78°F 19725°F 19609%4%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Union County, in percent, and of at least 0.1 inch of snowfall.024681011020
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (MST).

February 1
sunrise 6:55 AM, sunset 5:20 PM
February 28
sunrise 6:26 AM, sunset 5:48 PM

Every day of February: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00293706 (Grenville), public domain. Records: NOAA GHCN-Daily, station USW00023051, 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.