Plainfield Weather in January
Average highs run from 37°F on January 1 to 37°F on January 31, and lows from 23°F to 21°F. Normal precipitation for the month is 3.12 in over about 12 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
- 36°F
- Average low
- 21°F
- Precipitation
- 3.12 in
- Snowfall
- 8.8 in
- Record high
- 66°FJan 21, 2017
- Record low
- -15°FJan 6, 2014
- Chance of a freeze
- 100%
- Daylight
- 9 h 25 min to 10 h 10 min
- Cloud cover
- 71%
- Humidity
- 87%
- Dew point
- 24°F
- Wind
- 10.3 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 |
|---|---|---|---|---|---|---|
| Jan 1 | 37°F | 23°F | 60°F 2022 | -10°F 2018 | 40% | 21% |
| Jan 2 | 37°F | 22°F | 55°F 2023 | -14°F 2018 | 40% | 21% |
| Jan 3 | 37°F | 22°F | 61°F 2023 | -3°F 2014 | 40% | 21% |
| Jan 4 | 36°F | 22°F | 57°F 2023 | -3°F 2018 | 40% | 21% |
| Jan 5 | 36°F | 22°F | 53°F 2019 | -8°F 2018 | 40% | 21% |
| Jan 6 | 36°F | 22°F | 59°F 2012 | -15°F 2014 | 40% | 21% |
| Jan 7 | 36°F | 22°F | 55°F 2019 | -15°F 2014 | 40% | 22% |
| Jan 8 | 36°F | 21°F | 63°F 2026 | -8°F 2015 | 40% | 22% |
| Jan 9 | 36°F | 21°F | 64°F 2026 | 2°F 2015 | 40% | 22% |
| Jan 10 | 36°F | 21°F | 57°F 2020 | -3°F 2015 | 40% | 22% |
| Jan 11 | 36°F | 21°F | 63°F 2020 | 4°F 2016 | 40% | 22% |
| Jan 12 | 36°F | 21°F | 65°F 2017 | 6°F 2016 | 40% | 22% |
| Jan 13 | 36°F | 21°F | 57°F 2013 | 1°F 2016 | 40% | 22% |
| Jan 14 | 36°F | 21°F | 50°F 2026 | -5°F 2024 | 39% | 22% |
| Jan 15 | 36°F | 21°F | 48°F 2020 | -6°F 2024 | 39% | 22% |
| Jan 16 | 36°F | 20°F | 55°F 2012 | -8°F 2018 | 39% | 22% |
| Jan 17 | 36°F | 20°F | 57°F 2017 | 0°F 2018 | 39% | 23% |
| Jan 18 | 36°F | 20°F | 46°F 2020 | 0°F 2016 | 39% | 23% |
| Jan 19 | 36°F | 20°F | 54°F 2013 | 2°F 2025 | 39% | 23% |
| Jan 20 | 36°F | 20°F | 54°F 2017 | -3°F 2025 | 38% | 23% |
| Jan 21 | 36°F | 20°F | 66°F 2017 | -5°F 2025 | 38% | 23% |
| Jan 22 | 36°F | 20°F | 60°F 2017 | -4°F 2025 | 38% | 23% |
| Jan 23 | 36°F | 20°F | 54°F 2012 | -4°F 2014 | 38% | 23% |
| Jan 24 | 36°F | 20°F | 53°F 2024 | -8°F 2014 | 38% | 23% |
| Jan 25 | 36°F | 20°F | 56°F 2017 | 4°F 2019 | 38% | 23% |
| Jan 26 | 36°F | 20°F | 58°F 2018 | -6°F 2026 | 38% | 23% |
| Jan 27 | 36°F | 21°F | 49°F 2018 | -5°F 2026 | 37% | 23% |
| Jan 28 | 37°F | 21°F | 54°F 2013 | -7°F 2014 | 37% | 23% |
| Jan 29 | 37°F | 21°F | 65°F 2013 | -4°F 2026 | 37% | 23% |
| Jan 30 | 37°F | 21°F | 65°F 2013 | -12°F 2019 | 37% | 23% |
| Jan 31 | 37°F | 21°F | 61°F 2012 | -7°F 2019 | 37% | 23% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (EST).
- January 1
- sunrise 8:07 AM, sunset 5:32 PM
- January 31
- sunrise 7:54 AM, sunset 6:04 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USW00093819 (Indianapolis), public domain. Records: NOAA GHCN-Daily, station USC00124260, 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.