Brownsville weather in December: Brownsville, Texas: normal highs, lows, rain and records for December
Brownsville in December has a normal high of 74°F and a normal low of 55°F, a daily mean of 64°F, falling from 77°F on the 1st to 72°F by the 31st. Measurable precipitation falls on 8 days in a normal December, 1.21 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 23°C and low of 13°C, 31 mm of precipitation in December.
- NOAA stationBrownsville S Padre Island International Airport
- Station IDUSW00012919
- Location25.92°N 97.42°W
- Elevation23 ft (7 m)
- From the center6 miles
- Population191,967
- Jan 73° 53°
- Feb 76° 57°
- Mar 81° 62°
- Apr 86° 68°
- May 90° 74°
- Jun 94° 77°
- Jul 95° 78°
- Aug 96° 78°
- Sep 92° 75°
- Oct 87° 69°
- Nov 80° 61°
- Dec 74° 55°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Brownsville in December?
The normal high is 74°F and the normal low 55°F, for a daily mean of 64.4°F. December is 6.1°F cooler than November and 1.6°F warmer than January. December is the 11th warmest month of the year in Brownsville and the 10th wettest. Across the month the normal high falls 5°F, from 77°F on December 1 to 72°F on December 31. From one year to the next December's mean temperature typically moves about 2.5°F either way (NOAA's standard deviation), so roughly two Decembers in three average between 62°F and 67°F.
Bars above: each day's normal high to low. Columns below: the chance of 0.01 inch or more of precipitation that day, on a scale of 0 to 100% (highest 25%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| December 1 | 77°F | 57°F | 23% | 9% |
| December 8 | 76°F | 56°F | 23% | 9% |
| December 15 | 74°F | 55°F | 24% | 9% |
| December 22 | 73°F | 54°F | 25% | 9% |
| December 31 | 72°F | 53°F | 25% | 9% |
Every day of December: normal high, low and chance of precipitation (warmest afternoon December 1, coldest night December 31)
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in | Daylight |
|---|---|---|---|---|---|
| December 1 | 77°F | 57°F | 23% | 9% | 10 h 40 min |
| December 2 | 77°F | 57°F | 23% | 9% | 10 h 40 min |
| December 3 | 77°F | 57°F | 23% | 9% | 10 h 40 min |
| December 4 | 76°F | 57°F | 23% | 9% | 10 h 40 min |
| December 5 | 76°F | 56°F | 23% | 9% | 10 h 40 min |
| December 6 | 76°F | 56°F | 23% | 9% | 10 h 40 min |
| December 7 | 76°F | 56°F | 23% | 9% | 10 h 40 min |
| December 8 | 76°F | 56°F | 23% | 9% | 10 h 30 min |
| December 9 | 75°F | 56°F | 23% | 9% | 10 h 30 min |
| December 10 | 75°F | 56°F | 23% | 9% | 10 h 30 min |
| December 11 | 75°F | 55°F | 23% | 9% | 10 h 30 min |
| December 12 | 75°F | 55°F | 24% | 9% | 10 h 30 min |
| December 13 | 75°F | 55°F | 24% | 9% | 10 h 30 min |
| December 14 | 74°F | 55°F | 24% | 9% | 10 h 30 min |
| December 15 | 74°F | 55°F | 24% | 9% | 10 h 30 min |
| December 16 | 74°F | 55°F | 24% | 9% | 10 h 30 min |
| December 17 | 74°F | 54°F | 24% | 9% | 10 h 30 min |
| December 18 | 74°F | 54°F | 24% | 9% | 10 h 30 min |
| December 19 | 74°F | 54°F | 24% | 9% | 10 h 30 min |
| December 20 | 73°F | 54°F | 25% | 9% | 10 h 30 min |
| December 21 | 73°F | 54°F | 25% | 9% | 10 h 30 min |
| December 22 | 73°F | 54°F | 25% | 9% | 10 h 30 min |
| December 23 | 73°F | 54°F | 25% | 9% | 10 h 30 min |
| December 24 | 73°F | 53°F | 25% | 9% | 10 h 30 min |
| December 25 | 73°F | 53°F | 25% | 9% | 10 h 30 min |
| December 26 | 73°F | 53°F | 25% | 9% | 10 h 30 min |
| December 27 | 73°F | 53°F | 25% | 9% | 10 h 30 min |
| December 28 | 72°F | 53°F | 25% | 9% | 10 h 30 min |
| December 29 | 72°F | 53°F | 25% | 9% | 10 h 30 min |
| December 30 | 72°F | 53°F | 25% | 9% | 10 h 30 min |
| December 31 | 72°F | 53°F | 25% | 9% | 10 h 30 min |
- Normal high
- 74°FDecember average
- Normal low
- 55°FDecember average
- Precipitation
- 1.21 inmonth total
- Days with precipitation
- 80.01 inch or more
- Daylight
- 10 h 40 min to 10 h 30 minDecember 1 to December 31
- Days at 70°F or more
- 22
- Days at 80°F or more
- 10
- Sunshine
- 70%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USW00012919; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Brownsville in December?
On a given December day the chance of 0.01 inch or more is 24% on average, highest around December 26 (25%). In all, 1.21 in falls on 8 days of a normal December.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USW00012919.
How humid and windy is Brownsville in December?
At 3 p.m. the normal temperature is 67°F with 59% relative humidity and a dew point of 52°F; at 6 a.m. it is 55°F with 87% humidity. The wind averages 9.6 mph, most often from the east in the afternoon.
| Time | Temperature | Dew point | Humidity | Wind | Clear or few clouds |
|---|---|---|---|---|---|
| 6 a.m. | 55°F | 51°F | 87% | 8.0 mph | 37% |
| 9 a.m. | 59°F | 53°F | 82% | 9.1 mph | 45% |
| noon | 66°F | 53°F | 62% | 13.5 mph | 34% |
| 3 p.m. | 67°F | 52°F | 59% | 13.4 mph | 43% |
| 6 p.m. | 62°F | 53°F | 73% | 9.6 mph | 48% |
| 9 p.m. | 58°F | 53°F | 83% | 7.7 mph | – |
Source: NOAA NCEI 1991-2020 hourly normals, station USW00012919. Hourly normals exist only for NOAA's first-order stations; a dash where NOAA publishes no value for that hour (the sky at some hours).
What are the records for December in Brownsville?
The warmest December temperature on Brownsville's official record (since 1878) is 94°F, on December 5, 1977; the coldest is 16°F, on December 23, 1989. The wettest December brought 6.95 in (1940); the snowiest, 1.5 inches (2004).
The December mean against the 1991-2020 normal of 64.4°F: 2021 73.2°F (+8.8), 2022 64.4°F (at normal), 2023 66.6°F (+2.2), 2024 70.8°F (+6.4), 2025 68.9°F (+4.5). 4 of 5 ran warmer than normal.
| December | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 73.2°F | +8.8°F | 1.32 in |
| 2022 | 64.4°F | at normal | 0.25 in |
| 2023 | 66.6°F | +2.2°F | 0.10 in |
| 2024 | 70.8°F | +6.4°F | 4.93 in |
| 2025 | 68.9°F | +4.5°F | 0.73 in |
Source: records: ACIS, NWS threaded record BROthr; recent months: ACIS, station USW00012919. Records and recent months use complete months only.
How does December in Brownsville compare across Texas?
Across the 321 places PlainClimate covers in Texas, December normal highs run from 49°F in Dumas to 74°F in Brownsville; Brownsville's is 74°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.