Arlington Weather in January
Average highs run from 61°F on January 1 to 62°F on January 31, and lows from 38°F to 38°F. Normal precipitation for the month is 4.26 in over about 11 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
- 61°F
- Average low
- 38°F
- Precipitation
- 4.26 in
- Record high
- 83°FJan 30, 2013
- Record low
- 11°FJan 21, 2025
- Chance of a freeze
- 99%
- Daylight
- 10 h 09 min to 10 h 41 min
- Cloud cover
- 57%
- Humidity
- 82%
- Dew point
- 42°F
- Wind
- 8.7 mph
Every day of the month
A wet day has at least 0.01 inch of precipitation.
| Date | Normal high | Normal low | Record high | Record low | Chance wet |
|---|---|---|---|---|---|
| Jan 1 | 61°F | 38°F | 81°F 2022 | 29°F 2018 | 36% |
| Jan 2 | 61°F | 38°F | 82°F 2022 | 22°F 2018 | 36% |
| Jan 3 | 61°F | 38°F | 81°F 2022 | 22°F 2008 | 36% |
| Jan 4 | 61°F | 38°F | 78°F 2020 | 22°F 2008 | 36% |
| Jan 5 | 61°F | 38°F | 77°F 2005 | 21°F 2018 | 36% |
| Jan 6 | 61°F | 38°F | 80°F 2004 | 21°F 2010 | 36% |
| Jan 7 | 61°F | 38°F | 75°F 2005 | 18°F 2014 | 36% |
| Jan 8 | 61°F | 38°F | 77°F 2008 | 18°F 2014 | 36% |
| Jan 9 | 61°F | 38°F | 78°F 2012 | 22°F 2015 | 36% |
| Jan 10 | 61°F | 38°F | 77°F 2008 | 22°F 2010 | 36% |
| Jan 11 | 60°F | 38°F | 80°F 2013 | 18°F 2010 | 36% |
| Jan 12 | 60°F | 38°F | 81°F 2013 | 24°F 2010 | 36% |
| Jan 13 | 60°F | 37°F | 80°F 2013 | 21°F 2011 | 36% |
| Jan 14 | 60°F | 37°F | 80°F 2013 | 21°F 2011 | 36% |
| Jan 15 | 61°F | 37°F | 80°F 2013 | 23°F 2011 | 36% |
| Jan 16 | 61°F | 37°F | 78°F 2013 | 24°F 2011 | 37% |
| Jan 17 | 61°F | 37°F | 81°F 2013 | 20°F 2024 | 37% |
| Jan 18 | 61°F | 37°F | 78°F 2017 | 20°F 2024 | 37% |
| Jan 19 | 61°F | 37°F | 79°F 2002 | 24°F 2018 | 37% |
| Jan 20 | 61°F | 37°F | 78°F 2017 | 25°F 2025 | 37% |
| Jan 21 | 61°F | 37°F | 79°F 2017 | 11°F 2025 | 37% |
| Jan 22 | 61°F | 37°F | 79°F 2012 | 22°F 2024 | 37% |
| Jan 23 | 61°F | 37°F | 78°F 2002 | 20°F 2025 | 38% |
| Jan 24 | 61°F | 37°F | 81°F 2002 | 22°F 2005 | 38% |
| Jan 25 | 61°F | 37°F | 77°F 2024 | 25°F 2005 | 38% |
| Jan 26 | 61°F | 37°F | 81°F 2012 | 32°F 2019 | 38% |
| Jan 27 | 61°F | 37°F | 79°F 2012 | 22°F 2026 | 38% |
| Jan 28 | 61°F | 37°F | 74°F 2018 | 24°F 2026 | 38% |
| Jan 29 | 62°F | 37°F | 78°F 2013 | 26°F 2004 | 38% |
| Jan 30 | 62°F | 37°F | 83°F 2013 | 23°F 2022 | 38% |
| Jan 31 | 62°F | 38°F | 81°F 2023 | 27°F 2014 | 38% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (EST).
- January 1
- sunrise 7:38 AM, sunset 5:47 PM
- January 31
- sunrise 7:32 AM, sunset 6:13 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USW00063828 (Newton 8 W), public domain. Records: NOAA GHCN-Daily, station USC00092738, 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.