Benton County Weather in January
Average highs run from 46°F on January 1 to 49°F on January 31, and lows from 28°F to 28°F. Normal precipitation for the month is 11.25 in over about 21 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
- 47°F
- Average low
- 28°F
- Precipitation
- 11.25 in
- Snowfall
- 2.0 in
- Record high
- 63°FJan 17, 2018
- Record low
- 14°FJan 6, 2017
- Chance of a freeze
- 100%
- Daylight
- 8 h 55 min to 9 h 49 min
- Cloud cover
- 76%
- Humidity
- 93%
- Dew point
- 40°F
- Wind
- 6.5 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 | 46°F | 28°F | 55°F 2020 | 20°F 2015 | 69% | 3% |
| Jan 2 | 46°F | 28°F | 57°F 2007 | 19°F 2016 | 69% | 3% |
| Jan 3 | 46°F | 28°F | 60°F 2020 | 19°F 2016 | 69% | 3% |
| Jan 4 | 46°F | 28°F | 59°F 2012 | 22°F 2011 | 69% | 3% |
| Jan 5 | 46°F | 28°F | 57°F 2023 | 17°F 2017 | 69% | 3% |
| Jan 6 | 46°F | 28°F | 55°F 2022 | 14°F 2017 | 69% | 3% |
| Jan 7 | 46°F | 28°F | 56°F 2009 | 23°F 2017 | 69% | 3% |
| Jan 8 | 46°F | 28°F | 54°F 2007 | 28°F 2017 | 69% | 3% |
| Jan 9 | 46°F | 28°F | 57°F 2007 | 28°F 2011 | 69% | 3% |
| Jan 10 | 47°F | 28°F | 57°F 2019 | 26°F 2011 | 69% | 3% |
| Jan 11 | 47°F | 28°F | 57°F 2018 | 25°F 2011 | 68% | 3% |
| Jan 12 | 47°F | 28°F | 61°F 2021 | 19°F 2007 | 68% | 3% |
| Jan 13 | 47°F | 28°F | 59°F 2021 | 18°F 2007 | 68% | 3% |
| Jan 14 | 47°F | 28°F | 57°F 2011 | 18°F 2017 | 68% | 3% |
| Jan 15 | 47°F | 28°F | 57°F 2010 | 17°F 2007 | 67% | 3% |
| Jan 16 | 47°F | 28°F | 57°F 2011 | 22°F 2012 | 67% | 3% |
| Jan 17 | 47°F | 28°F | 63°F 2018 | 26°F 2017 | 67% | 3% |
| Jan 18 | 47°F | 28°F | 57°F 2015 | 25°F 2009 | 67% | 3% |
| Jan 19 | 47°F | 28°F | 57°F 2010 | 23°F 2025 | 67% | 2% |
| Jan 20 | 48°F | 28°F | 56°F 2022 | 21°F 2025 | 66% | 2% |
| Jan 21 | 48°F | 28°F | 56°F 2016 | 22°F 2025 | 66% | 2% |
| Jan 22 | 48°F | 28°F | 57°F 2016 | 22°F 2008 | 66% | 2% |
| Jan 23 | 48°F | 28°F | 57°F 2020 | 20°F 2008 | 66% | 2% |
| Jan 24 | 48°F | 28°F | 60°F 2015 | 19°F 2008 | 66% | 2% |
| Jan 25 | 48°F | 28°F | 57°F 2020 | 17°F 2008 | 65% | 2% |
| Jan 26 | 48°F | 28°F | 56°F 2016 | 23°F 2022 | 65% | 2% |
| Jan 27 | 48°F | 28°F | 63°F 2016 | 22°F 2025 | 65% | 2% |
| Jan 28 | 48°F | 28°F | 62°F 2018 | 22°F 2025 | 65% | 2% |
| Jan 29 | 49°F | 28°F | 61°F 2018 | 22°F 2025 | 65% | 2% |
| Jan 30 | 49°F | 28°F | 56°F 2026 | 22°F 2023 | 65% | 2% |
| Jan 31 | 49°F | 28°F | 63°F 2020 | 22°F 2023 | 65% | 2% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (PST).
- January 1
- sunrise 7:50 AM, sunset 4:45 PM
- January 31
- sunrise 7:33 AM, sunset 5:22 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00351877 (Corvallis Water Bureau), public domain. Records: NOAA GHCN-Daily, station USW00004236, 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.