Frontenac Weather in January
Average highs run from 41°F on January 1 to 42°F on January 31, and lows from 23°F to 22°F. Normal precipitation for the month is 2.56 in over about 7 wet days.
January day by day
The normal high and low for each date, and the record, in °F.
- Normal low
- Normal high
- Record high
- Record low
January at a glance
- Average high
- 40°F
- Average low
- 22°F
- Precipitation
- 2.56 in
- Snowfall
- 4.2 in
- Record high
- 77°FJan 24, 1950
- Record low
- -18°FJan 20, 1985
- Chance of a freeze
- 100%
- Daylight
- 9 h 31 min to 10 h 15 min
- Cloud cover
- 64%
- Humidity
- 83%
- Dew point
- 24°F
- Wind
- 7.6 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 |
|---|---|---|---|---|---|---|
| Jan 1 | 41°F | 23°F | 70°F 1965 | -10°F 1974 | 25% | 4% |
| Jan 2 | 41°F | 23°F | 72°F 1997 | -3°F 1940 | 25% | 4% |
| Jan 3 | 41°F | 23°F | 72°F 2023 | 0°F 1940 | 25% | 4% |
| Jan 4 | 40°F | 23°F | 72°F 1997 | -4°F 1959 | 25% | 4% |
| Jan 5 | 40°F | 23°F | 66°F 2012 | -10°F 1940 | 25% | 4% |
| Jan 6 | 40°F | 22°F | 73°F 2008 | -8°F 2014 | 25% | 4% |
| Jan 7 | 40°F | 22°F | 73°F 1965 | -7°F 1968 | 24% | 4% |
| Jan 8 | 40°F | 22°F | 71°F 2006 | -7°F 1976 | 24% | 4% |
| Jan 9 | 40°F | 22°F | 66°F 2026 | -5°F 1962 | 24% | 4% |
| Jan 10 | 40°F | 22°F | 68°F 2017 | -15°F 1982 | 24% | 4% |
| Jan 11 | 40°F | 22°F | 71°F 2017 | -8°F 1977 | 24% | 4% |
| Jan 12 | 40°F | 22°F | 69°F 1995 | -9°F 1974 | 24% | 4% |
| Jan 13 | 40°F | 22°F | 67°F 1952 | -1°F 1997 | 24% | 4% |
| Jan 14 | 40°F | 22°F | 67°F 1952 | -7°F 1979 | 24% | 4% |
| Jan 15 | 40°F | 22°F | 68°F 1990 | -8°F 1979 | 24% | 4% |
| Jan 16 | 40°F | 22°F | 71°F 1990 | -14°F 1977 | 24% | 4% |
| Jan 17 | 40°F | 21°F | 70°F 1952 | -12°F 1977 | 24% | 4% |
| Jan 18 | 40°F | 21°F | 71°F 1974 | -13°F 1940 | 24% | 4% |
| Jan 19 | 40°F | 21°F | 75°F 1952 | -14°F 1940 | 23% | 4% |
| Jan 20 | 40°F | 21°F | 64°F 2006 | -18°F 1985 | 23% | 4% |
| Jan 21 | 40°F | 21°F | 75°F 1986 | -8°F 1970 | 23% | 4% |
| Jan 22 | 40°F | 22°F | 72°F 1967 | 1°F 1961 | 23% | 4% |
| Jan 23 | 40°F | 22°F | 75°F 1967 | -11°F 1963 | 24% | 5% |
| Jan 24 | 40°F | 22°F | 77°F 1950 | -6°F 1963 | 24% | 5% |
| Jan 25 | 40°F | 22°F | 75°F 1950 | -7°F 1940 | 24% | 5% |
| Jan 26 | 41°F | 22°F | 64°F 2002 | -7°F 1940 | 24% | 5% |
| Jan 27 | 41°F | 22°F | 71°F 1944 | -6°F 1963 | 24% | 5% |
| Jan 28 | 41°F | 22°F | 76°F 1970 | -9°F 1963 | 24% | 5% |
| Jan 29 | 41°F | 22°F | 73°F 2008 | -8°F 1966 | 24% | 5% |
| Jan 30 | 41°F | 22°F | 67°F 2012 | -6°F 2019 | 24% | 5% |
| Jan 31 | 42°F | 22°F | 74°F 1989 | -7°F 1965 | 24% | 5% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (CST).
- January 1
- sunrise 7:20 AM, sunset 4:51 PM
- January 31
- sunrise 7:08 AM, sunset 5:23 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00237398 (St Charles 7 Ssw), public domain. Records: NOAA GHCN-Daily, station USW00013994, 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.