Oswego Weather in January
Average highs run from 44°F on January 1 to 45°F on January 31, and lows from 24°F to 24°F. Normal precipitation for the month is 1.67 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
- 44°F
- Average low
- 23°F
- Precipitation
- 1.67 in
- Snowfall
- 2.3 in
- Record high
- 77°FJan 11, 1911
- Record low
- -19°FJan 22, 1930
- Chance of a freeze
- 100%
- Daylight
- 9 h 40 min to 10 h 20 min
- Cloud cover
- 60%
- Humidity
- 81%
- Dew point
- 27°F
- Wind
- 10.7 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 | 44°F | 24°F | 68°F 1897 | -5°F 1928 | 23% | 5% |
| Jan 2 | 43°F | 24°F | 68°F 1950 | -3°F 1979 | 23% | 5% |
| Jan 3 | 43°F | 24°F | 74°F 2006 | -7°F 1911 | 23% | 5% |
| Jan 4 | 43°F | 24°F | 72°F 2009 | -16°F 1947 | 23% | 5% |
| Jan 5 | 43°F | 24°F | 68°F 2006 | -14°F 1947 | 23% | 5% |
| Jan 6 | 43°F | 23°F | 69°F 1907 | -7°F 2014 | 23% | 5% |
| Jan 7 | 43°F | 23°F | 72°F 1907 | -10°F 1912 | 23% | 6% |
| Jan 8 | 43°F | 23°F | 72°F 1939 | -15°F 1979 | 23% | 6% |
| Jan 9 | 43°F | 23°F | 68°F 2026 | -6°F 1940 | 23% | 6% |
| Jan 10 | 43°F | 23°F | 67°F 1911 | -10°F 1977 | 23% | 6% |
| Jan 11 | 43°F | 23°F | 77°F 1911 | -13°F 1918 | 23% | 6% |
| Jan 12 | 43°F | 23°F | 74°F 2017 | -18°F 1918 | 23% | 6% |
| Jan 13 | 43°F | 23°F | 67°F 1907 | -12°F 1912 | 23% | 6% |
| Jan 14 | 43°F | 23°F | 72°F 1952 | -9°F 1905 | 22% | 6% |
| Jan 15 | 43°F | 23°F | 71°F 1952 | -9°F 1905 | 22% | 6% |
| Jan 16 | 43°F | 23°F | 73°F 1894 | -10°F 2024 | 22% | 6% |
| Jan 17 | 43°F | 23°F | 71°F 1894 | -13°F 1930 | 22% | 6% |
| Jan 18 | 43°F | 23°F | 69°F 1972 | -18°F 1930 | 22% | 6% |
| Jan 19 | 43°F | 23°F | 70°F 1906 | -16°F 1943 | 22% | 5% |
| Jan 20 | 44°F | 23°F | 73°F 1895 | -11°F 1985 | 22% | 5% |
| Jan 21 | 44°F | 23°F | 73°F 1957 | -10°F 1984 | 22% | 5% |
| Jan 22 | 44°F | 23°F | 72°F 1964 | -19°F 1930 | 22% | 5% |
| Jan 23 | 44°F | 23°F | 73°F 1909 | -9°F 1930 | 22% | 5% |
| Jan 24 | 44°F | 23°F | 76°F 1950 | -14°F 1894 | 22% | 5% |
| Jan 25 | 44°F | 23°F | 72°F 1950 | -9°F 1905 | 21% | 5% |
| Jan 26 | 44°F | 23°F | 73°F 1944 | -6°F 1904 | 21% | 5% |
| Jan 27 | 45°F | 24°F | 67°F 1970 | -6°F 1963 | 21% | 5% |
| Jan 28 | 45°F | 24°F | 66°F 1914 | -5°F 1979 | 21% | 5% |
| Jan 29 | 45°F | 24°F | 75°F 2015 | -7°F 1979 | 21% | 5% |
| Jan 30 | 45°F | 24°F | 72°F 1917 | -7°F 1949 | 21% | 4% |
| Jan 31 | 45°F | 24°F | 68°F 1911 | -7°F 1979 | 21% | 4% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (CST).
- January 1
- sunrise 7:34 AM, sunset 5:14 PM
- January 31
- sunrise 7:24 AM, sunset 5:44 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00141740 (Columbus), public domain. Records: NOAA GHCN-Daily, station USC00141740, 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.