Oswego Weather in January
Average highs run from 33°F on January 1 to 31°F on January 31, and lows from 22°F to 18°F. Normal precipitation for the month is 3.76 in over about 20 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
- 31°F
- Average low
- 19°F
- Precipitation
- 3.76 in
- Snowfall
- 44.7 in
- Record high
- 71°FJan 12, 2018
- Record low
- -19°FJan 25, 2004
- Chance of a freeze
- 100%
- Daylight
- 9 h 02 min to 9 h 53 min
- Cloud cover
- 83%
- Humidity
- 90%
- Dew point
- 22°F
- Wind
- 11.4 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 | 33°F | 22°F | 53°F 2019 | -16°F 2018 | 64% | 51% |
| Jan 2 | 33°F | 21°F | 56°F 2000 | -10°F 1999 | 64% | 51% |
| Jan 3 | 32°F | 21°F | 58°F 2004 | -4°F 2014 | 64% | 52% |
| Jan 4 | 32°F | 21°F | 62°F 2000 | -3°F 2014 | 64% | 52% |
| Jan 5 | 32°F | 21°F | 58°F 2007 | 1°F 2018 | 64% | 53% |
| Jan 6 | 32°F | 20°F | 56°F 2007 | -1°F 2018 | 64% | 53% |
| Jan 7 | 32°F | 20°F | 60°F 2008 | -9°F 2018 | 64% | 54% |
| Jan 8 | 32°F | 20°F | 65°F 2008 | -5°F 2015 | 64% | 54% |
| Jan 9 | 32°F | 20°F | 63°F 2008 | -13°F 2004 | 64% | 54% |
| Jan 10 | 31°F | 19°F | 61°F 2018 | -10°F 2010 | 64% | 55% |
| Jan 11 | 31°F | 19°F | 63°F 2020 | -4°F 2004 | 64% | 55% |
| Jan 12 | 31°F | 19°F | 71°F 2018 | 4°F 2010 | 64% | 56% |
| Jan 13 | 31°F | 19°F | 63°F 2005 | -7°F 1999 | 64% | 56% |
| Jan 14 | 31°F | 19°F | 49°F 2006 | -16°F 2018 | 64% | 56% |
| Jan 15 | 31°F | 19°F | 41°F 2016 | -9°F 2004 | 64% | 57% |
| Jan 16 | 31°F | 19°F | 40°F 1999 | -9°F 2022 | 64% | 57% |
| Jan 17 | 31°F | 18°F | 46°F 2012 | -11°F 2011 | 64% | 57% |
| Jan 18 | 31°F | 18°F | 42°F 1999 | -7°F 2003 | 64% | 58% |
| Jan 19 | 31°F | 18°F | 46°F 2013 | -2°F 2000 | 64% | 58% |
| Jan 20 | 31°F | 18°F | 52°F 2006 | -3°F 2005 | 63% | 58% |
| Jan 21 | 31°F | 18°F | 54°F 2006 | -15°F 2005 | 63% | 58% |
| Jan 22 | 30°F | 18°F | 50°F 2017 | -18°F 2005 | 63% | 58% |
| Jan 23 | 30°F | 18°F | 53°F 2018 | -16°F 2005 | 63% | 58% |
| Jan 24 | 30°F | 18°F | 51°F 1999 | -16°F 2011 | 63% | 58% |
| Jan 25 | 30°F | 18°F | 51°F 2010 | -19°F 2004 | 62% | 58% |
| Jan 26 | 31°F | 18°F | 50°F 2016 | -11°F 2004 | 62% | 58% |
| Jan 27 | 31°F | 18°F | 52°F 2002 | -14°F 2003 | 62% | 58% |
| Jan 28 | 31°F | 18°F | 54°F 2002 | -15°F 2005 | 62% | 58% |
| Jan 29 | 31°F | 18°F | 43°F 2002 | -11°F 2014 | 62% | 58% |
| Jan 30 | 31°F | 18°F | 59°F 2013 | -14°F 2022 | 61% | 58% |
| Jan 31 | 31°F | 18°F | 56°F 2016 | -6°F 2010 | 61% | 57% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (EST).
- January 1
- sunrise 7:39 AM, sunset 4:41 PM
- January 31
- sunrise 7:23 AM, sunset 5:16 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00306314 (Oswego), public domain. Records: NOAA GHCN-Daily, station USW00054773, 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.