Crystal Lawns climate

Crystal Lawns Weather in February

NOAA 1991-2020 normals for Romeoville WFO, 7.2 km from Crystal Lawns

Average highs run from 32°F on February 1 to 42°F on February 28, and lows from 16°F to 24°F. Normal precipitation for the month is 1.98 in over about 10 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 Crystal Lawns, in °F, with the record for each date.-40-200204060801510152025
  • Normal low
  • Normal high
  • Record high
  • Record low

February at a glance

Average high
36°F
Average low
20°F
Precipitation
1.98 in
Snowfall
8.7 in
Record high
73°FFeb 26, 2000
Record low
-20°FFeb 5, 1979
Chance of a freeze
100%
Daylight
10 h 05 min to 11 h 13 min
Cloud cover
70%
Humidity
83%
Dew point
22°F
Wind
11.9 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
Feb 132°F16°F64°F 1989-19°F 201934%26%
Feb 233°F16°F52°F 2024-14°F 199633%26%
Feb 333°F17°F54°F 1992-19°F 199633%26%
Feb 433°F17°F54°F 1992-19°F 199633%26%
Feb 533°F17°F54°F 2005-20°F 197933%25%
Feb 633°F17°F56°F 2005-20°F 197933%25%
Feb 734°F17°F52°F 2017-16°F 198233%25%
Feb 834°F18°F62°F 2009-8°F 200733%25%
Feb 934°F18°F63°F 2001-10°F 197933%24%
Feb 1035°F18°F57°F 2024-13°F 198233%24%
Feb 1135°F18°F63°F 1976-12°F 198233%24%
Feb 1235°F19°F69°F 1999-9°F 198133%23%
Feb 1336°F19°F57°F 1990-8°F 198833%23%
Feb 1436°F19°F54°F 1990-7°F 202033%22%
Feb 1536°F20°F56°F 1976-7°F 198633%22%
Feb 1637°F20°F65°F 1976-6°F 198633%22%
Feb 1737°F20°F65°F 2026-8°F 198033%21%
Feb 1837°F21°F67°F 2017-6°F 198034%21%
Feb 1938°F21°F68°F 2017-7°F 201534%21%
Feb 2038°F21°F66°F 2017-7°F 201534%20%
Feb 2138°F22°F67°F 2017-2°F 201534%20%
Feb 2239°F22°F65°F 2017-3°F 197834%20%
Feb 2339°F22°F66°F 2017-2°F 201534%19%
Feb 2440°F23°F65°F 2000-5°F 199334%19%
Feb 2540°F23°F64°F 1976-5°F 199334%19%
Feb 2641°F24°F73°F 20001°F 201434%18%
Feb 2741°F24°F71°F 2024-5°F 201535%18%
Feb 2841°F24°F70°F 2024-5°F 201535%18%
Feb 2942°F24°F63°F 20161°F 198035%17%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Crystal Lawns, in percent, and of at least 0.1 inch of snowfall.01020304011020
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (CST).

February 1
sunrise 7:04 AM, sunset 5:09 PM
February 28
sunrise 6:29 AM, sunset 5:42 PM

Every day of February: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00117457 (Romeoville WFO), public domain. Records: NOAA GHCN-Daily, station USC00114530, 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.