Grayson County Weather in January
Average highs run from 42°F on January 1 to 43°F on January 31, and lows from 23°F to 23°F.
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
- 41°F
- Average low
- 22°F
- Snowfall
- 2.5 in
- Record high
- 76°FJan 19, 1929
- Record low
- -23°FJan 21, 1985
- Chance of a freeze
- 100%
- Daylight
- 9 h 43 min to 10 h 23 min
- Cloud cover
- 60%
- Humidity
- 83%
- Dew point
- 27°F
- Wind
- 6.3 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 | 42°F | 23°F | 65°F 1952 | -4°F 1928 | 3% | |
| Jan 2 | 41°F | 23°F | 67°F 2022 | -2°F 1900 | 3% | |
| Jan 3 | 41°F | 22°F | 62°F 2000 | -12°F 2001 | 3% | |
| Jan 4 | 41°F | 22°F | 66°F 1950 | -15°F 1918 | 3% | |
| Jan 5 | 41°F | 22°F | 64°F 1997 | -16°F 1919 | 3% | |
| Jan 6 | 41°F | 22°F | 62°F 2007 | -10°F 1919 | 3% | |
| Jan 7 | 41°F | 22°F | 64°F 1913 | -10°F 2014 | 3% | |
| Jan 8 | 41°F | 22°F | 68°F 1937 | -11°F 2014 | 3% | |
| Jan 9 | 41°F | 22°F | 69°F 1930 | -10°F 1970 | 4% | |
| Jan 10 | 41°F | 22°F | 66°F 1937 | -13°F 1982 | 4% | |
| Jan 11 | 41°F | 22°F | 65°F 1913 | -15°F 1962 | 4% | |
| Jan 12 | 41°F | 22°F | 66°F 1916 | -13°F 1988 | 4% | |
| Jan 13 | 41°F | 22°F | 66°F 2013 | -10°F 1918 | 4% | |
| Jan 14 | 41°F | 21°F | 69°F 1932 | -6°F 1926 | 4% | |
| Jan 15 | 41°F | 21°F | 62°F 1932 | -9°F 1964 | 4% | |
| Jan 16 | 41°F | 22°F | 65°F 1928 | -14°F 1972 | 4% | |
| Jan 17 | 41°F | 22°F | 66°F 1943 | -17°F 1982 | 4% | |
| Jan 18 | 41°F | 22°F | 63°F 1929 | -12°F 2003 | 4% | |
| Jan 19 | 41°F | 22°F | 76°F 1929 | -17°F 1994 | 4% | |
| Jan 20 | 41°F | 22°F | 63°F 1906 | -15°F 1985 | 4% | |
| Jan 21 | 41°F | 22°F | 63°F 1935 | -23°F 1985 | 4% | |
| Jan 22 | 42°F | 22°F | 67°F 1937 | -7°F 1994 | 4% | |
| Jan 23 | 42°F | 22°F | 63°F 1920 | -12°F 1936 | 4% | |
| Jan 24 | 42°F | 22°F | 67°F 1950 | -15°F 1963 | 4% | |
| Jan 25 | 42°F | 22°F | 71°F 1950 | -10°F 1905 | 4% | |
| Jan 26 | 42°F | 22°F | 67°F 1950 | -7°F 1948 | 4% | |
| Jan 27 | 42°F | 22°F | 62°F 1967 | -8°F 1905 | 4% | |
| Jan 28 | 42°F | 22°F | 67°F 1914 | -12°F 2000 | 4% | |
| Jan 29 | 42°F | 22°F | 69°F 1914 | -14°F 1940 | 4% | |
| Jan 30 | 43°F | 23°F | 65°F 1914 | -17°F 2014 | 4% | |
| Jan 31 | 43°F | 23°F | 66°F 2002 | -18°F 2014 | 4% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (EST).
- January 1
- sunrise 7:37 AM, sunset 5:20 PM
- January 31
- sunrise 7:27 AM, sunset 5:50 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00442730 (Elk Creek 4SSW), public domain. Records: NOAA GHCN-Daily, station USC00441209, 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.