Platteville Weather in January
Average highs run from 27°F on January 1 to 26°F on January 31, and lows from 12°F to 10°F. Normal precipitation for the month is 1.22 in over about 9 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
- 26°F
- Average low
- 10°F
- Precipitation
- 1.22 in
- Snowfall
- 11.0 in
- Record high
- 58°FJan 31, 1989
- Record low
- -30°FJan 30, 1951
- Chance of a freeze
- 100%
- Daylight
- 9 h 07 min to 9 h 57 min
- Cloud cover
- 65%
- Humidity
- 89%
- Dew point
- 15°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.
| Date | Normal high | Normal low | Record high | Record low | Chance wet | Chance of snow |
|---|---|---|---|---|---|---|
| Jan 1 | 27°F | 12°F | 49°F 2007 | -16°F 1974 | 30% | 21% |
| Jan 2 | 27°F | 12°F | 47°F 1950 | -21°F 1979 | 30% | 21% |
| Jan 3 | 27°F | 12°F | 52°F 1998 | -16°F 1979 | 30% | 21% |
| Jan 4 | 27°F | 12°F | 52°F 1998 | -17°F 1969 | 30% | 21% |
| Jan 5 | 26°F | 11°F | 47°F 2007 | -24°F 1999 | 30% | 21% |
| Jan 6 | 26°F | 11°F | 45°F 2007 | -24°F 1988 | 30% | 21% |
| Jan 7 | 26°F | 11°F | 45°F 1949 | -25°F 1988 | 30% | 21% |
| Jan 8 | 26°F | 11°F | 49°F 2008 | -21°F 1986 | 29% | 21% |
| Jan 9 | 26°F | 10°F | 54°F 2003 | -19°F 1977 | 29% | 21% |
| Jan 10 | 26°F | 10°F | 49°F 2002 | -27°F 1982 | 29% | 22% |
| Jan 11 | 26°F | 10°F | 50°F 1980 | -25°F 1979 | 29% | 22% |
| Jan 12 | 25°F | 10°F | 51°F 2006 | -23°F 1974 | 29% | 22% |
| Jan 13 | 25°F | 10°F | 50°F 1961 | -16°F 1963 | 29% | 22% |
| Jan 14 | 25°F | 10°F | 48°F 1996 | -17°F 1957 | 29% | 22% |
| Jan 15 | 25°F | 10°F | 56°F 1953 | -28°F 1963 | 29% | 22% |
| Jan 16 | 25°F | 9°F | 49°F 1973 | -25°F 1977 | 29% | 22% |
| Jan 17 | 25°F | 9°F | 49°F 1990 | -25°F 1982 | 29% | 22% |
| Jan 18 | 25°F | 9°F | 52°F 1996 | -27°F 1994 | 29% | 22% |
| Jan 19 | 25°F | 9°F | 51°F 1996 | -27°F 1994 | 29% | 22% |
| Jan 20 | 25°F | 9°F | 48°F 2006 | -28°F 1985 | 29% | 22% |
| Jan 21 | 25°F | 9°F | 50°F 1957 | -26°F 1970 | 28% | 22% |
| Jan 22 | 25°F | 9°F | 52°F 1964 | -16°F 2000 | 28% | 22% |
| Jan 23 | 25°F | 9°F | 54°F 2002 | -27°F 1963 | 28% | 22% |
| Jan 24 | 25°F | 9°F | 55°F 1981 | -17°F 1952 | 28% | 22% |
| Jan 25 | 25°F | 9°F | 56°F 1967 | -17°F 2008 | 28% | 22% |
| Jan 26 | 25°F | 9°F | 56°F 2002 | -19°F 1982 | 28% | 22% |
| Jan 27 | 26°F | 9°F | 56°F 2002 | -17°F 1955 | 28% | 22% |
| Jan 28 | 26°F | 9°F | 57°F 2002 | -18°F 1963 | 28% | 22% |
| Jan 29 | 26°F | 9°F | 45°F 1988 | -25°F 1966 | 27% | 22% |
| Jan 30 | 26°F | 9°F | 49°F 1988 | -30°F 1951 | 27% | 22% |
| Jan 31 | 26°F | 10°F | 58°F 1989 | -25°F 1996 | 27% | 22% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (CST).
- January 1
- sunrise 7:32 AM, sunset 4:39 PM
- January 31
- sunrise 7:17 AM, sunset 5:14 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00476646 (Platteville), public domain. Records: NOAA GHCN-Daily, station USC00476646, 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.