Brownsville Weather in January
Average highs run from 46°F on January 1 to 47°F on January 31, and lows from 26°F to 24°F. Normal precipitation for the month is 4.07 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
- 46°F
- Average low
- 24°F
- Precipitation
- 4.07 in
- Snowfall
- 1.6 in
- Record high
- 78°FJan 24, 1943
- Record low
- -21°FJan 23, 1963
- Chance of a freeze
- 100%
- Daylight
- 9 h 40 min to 10 h 20 min
- Cloud cover
- 70%
- Humidity
- 86%
- Dew point
- 30°F
- Wind
- 8.7 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 | 26°F | 76°F 1952 | 0°F 1928 | 36% | 6% |
| Jan 2 | 46°F | 25°F | 74°F 2006 | -3°F 1928 | 36% | 6% |
| Jan 3 | 46°F | 25°F | 72°F 1907 | -1°F 1928 | 36% | 6% |
| Jan 4 | 46°F | 25°F | 71°F 1907 | -5°F 1911 | 36% | 6% |
| Jan 5 | 46°F | 25°F | 68°F 1955 | -2°F 1959 | 36% | 6% |
| Jan 6 | 46°F | 25°F | 72°F 1946 | -3°F 1924 | 36% | 6% |
| Jan 7 | 46°F | 25°F | 70°F 1907 | -11°F 1912 | 36% | 7% |
| Jan 8 | 46°F | 25°F | 72°F 1907 | -5°F 1942 | 36% | 7% |
| Jan 9 | 46°F | 25°F | 73°F 2026 | -3°F 1970 | 36% | 7% |
| Jan 10 | 46°F | 24°F | 70°F 1949 | -9°F 1970 | 36% | 7% |
| Jan 11 | 46°F | 24°F | 72°F 2020 | -8°F 1918 | 36% | 7% |
| Jan 12 | 46°F | 24°F | 71°F 2017 | -15°F 1918 | 36% | 7% |
| Jan 13 | 45°F | 24°F | 73°F 1916 | -12°F 1918 | 36% | 7% |
| Jan 14 | 45°F | 24°F | 73°F 1907 | 0°F 1964 | 36% | 7% |
| Jan 15 | 45°F | 24°F | 72°F 1907 | -3°F 1893 | 36% | 7% |
| Jan 16 | 45°F | 24°F | 73°F 1928 | -9°F 1982 | 36% | 7% |
| Jan 17 | 46°F | 24°F | 72°F 1894 | -15°F 1982 | 35% | 7% |
| Jan 18 | 46°F | 24°F | 74°F 1929 | -11°F 1948 | 35% | 7% |
| Jan 19 | 46°F | 24°F | 73°F 1907 | -11°F 1994 | 35% | 7% |
| Jan 20 | 46°F | 24°F | 75°F 1907 | -14°F 1985 | 35% | 7% |
| Jan 21 | 46°F | 24°F | 71°F 1999 | -17°F 1984 | 35% | 7% |
| Jan 22 | 46°F | 24°F | 71°F 1916 | -7°F 1984 | 35% | 7% |
| Jan 23 | 46°F | 23°F | 71°F 1967 | -21°F 1963 | 34% | 7% |
| Jan 24 | 46°F | 23°F | 78°F 1943 | -21°F 1963 | 34% | 6% |
| Jan 25 | 46°F | 23°F | 76°F 1950 | -14°F 1963 | 34% | 6% |
| Jan 26 | 46°F | 23°F | 72°F 1909 | -10°F 1948 | 34% | 6% |
| Jan 27 | 46°F | 23°F | 70°F 1944 | -9°F 1963 | 34% | 6% |
| Jan 28 | 47°F | 23°F | 69°F 1916 | -18°F 1963 | 34% | 6% |
| Jan 29 | 47°F | 24°F | 74°F 1975 | -4°F 1966 | 34% | 6% |
| Jan 30 | 47°F | 24°F | 72°F 2013 | -11°F 1966 | 34% | 6% |
| Jan 31 | 47°F | 24°F | 72°F 2002 | -8°F 1965 | 34% | 6% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (CST).
- January 1
- sunrise 6:59 AM, sunset 4:39 PM
- January 31
- sunrise 6:49 AM, sunset 5:09 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00155834 (Nolin Rvr Lake), public domain. Records: NOAA GHCN-Daily, station USW00093808, 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.