Crystal Lake Weather in February
Average highs run from 34°F on February 1 to 39°F on February 28, and lows from 13°F to 18°F. Normal precipitation for the month is 3.27 in.
February day by day
The normal high and low for each date, and the record, in °F.
- Normal low
- Normal high
- Record high
- Record low
February at a glance
- Average high
- 36°F
- Average low
- 15°F
- Precipitation
- 3.27 in
- Snowfall
- 14.1 in
- Record high
- 77°FFeb 21, 2018
- Record low
- -21°FFeb 2, 1961
- Chance of a freeze
- 100%
- Daylight
- 10 h 03 min to 11 h 13 min
- Cloud cover
- 64%
- Humidity
- 88%
- Dew point
- 22°F
- Wind
- 6.3 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.
| Date | Normal high | Normal low | Record high | Record low | Chance wet | Chance of snow |
|---|---|---|---|---|---|---|
| Feb 1 | 34°F | 13°F | 67°F 1989 | -8°F 1961 | 14% | |
| Feb 2 | 34°F | 13°F | 54°F 1981 | -21°F 1961 | 14% | |
| Feb 3 | 34°F | 13°F | 61°F 1991 | -9°F 1961 | 14% | |
| Feb 4 | 34°F | 13°F | 64°F 1991 | -9°F 2023 | 14% | |
| Feb 5 | 34°F | 13°F | 67°F 1991 | -13°F 1996 | 14% | |
| Feb 6 | 34°F | 14°F | 57°F 1991 | -7°F 2015 | 14% | |
| Feb 7 | 35°F | 14°F | 52°F 1951 | -9°F 1995 | 14% | |
| Feb 8 | 35°F | 14°F | 58°F 2019 | -13°F 1967 | 14% | |
| Feb 9 | 35°F | 14°F | 58°F 1990 | -2°F 1959 | 14% | |
| Feb 10 | 35°F | 14°F | 62°F 2023 | -7°F 1979 | 14% | |
| Feb 11 | 35°F | 14°F | 61°F 1981 | -9°F 1979 | 14% | |
| Feb 12 | 35°F | 14°F | 59°F 2022 | -13°F 1979 | 14% | |
| Feb 13 | 36°F | 14°F | 55°F 1976 | -7°F 1967 | 14% | |
| Feb 14 | 36°F | 15°F | 55°F 2011 | -12°F 2016 | 14% | |
| Feb 15 | 36°F | 15°F | 66°F 1954 | -12°F 2016 | 14% | |
| Feb 16 | 36°F | 15°F | 68°F 1954 | -5°F 2015 | 14% | |
| Feb 17 | 37°F | 15°F | 64°F 1981 | -5°F 1979 | 14% | |
| Feb 18 | 37°F | 15°F | 68°F 1981 | -9°F 1979 | 14% | |
| Feb 19 | 37°F | 16°F | 67°F 1981 | 1°F 1996 | 13% | |
| Feb 20 | 37°F | 16°F | 68°F 2018 | -5°F 1950 | 13% | |
| Feb 21 | 37°F | 16°F | 77°F 2018 | -9°F 2015 | 13% | |
| Feb 22 | 38°F | 16°F | 69°F 1997 | 3°F 1963 | 13% | |
| Feb 23 | 38°F | 16°F | 71°F 2022 | -2°F 1972 | 13% | |
| Feb 24 | 38°F | 17°F | 73°F 1985 | -8°F 2015 | 13% | |
| Feb 25 | 38°F | 17°F | 70°F 1976 | -1°F 1959 | 12% | |
| Feb 26 | 39°F | 17°F | 65°F 1976 | -4°F 1990 | 12% | |
| Feb 27 | 39°F | 17°F | 65°F 1976 | -2°F 1950 | 12% | |
| Feb 28 | 39°F | 18°F | 66°F 1976 | -3°F 1950 | 12% | |
| Feb 29 | 39°F | 18°F | 64°F 1976 | 8°F 1980 | 12% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (EST).
- February 1
- sunrise 7:02 AM, sunset 5:05 PM
- February 28
- sunrise 6:26 AM, sunset 5:39 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00067958 (Staffordville), public domain. Records: NOAA GHCN-Daily, station USW00014740, 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.