Humid subtropical climate
Climate Brownsville - Texas
Annual high84ºF
Annual low65ºF
Precipitation27.44 inch
| Month | HighºF | LowºF | Precipinch |
|---|---|---|---|
| Jan | 71 | 52 | 1.27 |
| Feb | 74 | 55 | 1.08 |
| Mar | 79 | 60 | 1.23 |
| Apr | 84 | 66 | 1.54 |
| May | 88 | 72 | 2.64 |
| Jun | 92 | 76 | 2.57 |
| Jul | 94 | 76 | 2.04 |
| Aug | 94 | 76 | 2.44 |
| Sep | 91 | 73 | 5.92 |
| Oct | 86 | 67 | 3.74 |
| Nov | 79 | 60 | 1.82 |
| Dec | 72 | 53 | 1.15 |
- JanHigh 71ºFLow 52ºFPrecip 1.27 inch
- FebHigh 74ºFLow 55ºFPrecip 1.08 inch
- MarHigh 79ºFLow 60ºFPrecip 1.23 inch
- AprHigh 84ºFLow 66ºFPrecip 1.54 inch
- MayHigh 88ºFLow 72ºFPrecip 2.64 inch
- JunHigh 92ºFLow 76ºFPrecip 2.57 inch
- JulHigh 94ºFLow 76ºFPrecip 2.04 inch
- AugHigh 94ºFLow 76ºFPrecip 2.44 inch
- SepHigh 91ºFLow 73ºFPrecip 5.92 inch
- OctHigh 86ºFLow 67ºFPrecip 3.74 inch
- NovHigh 79ºFLow 60ºFPrecip 1.82 inch
- DecHigh 72ºFLow 53ºFPrecip 1.15 inch
Climate summary
What is the average weather in Brownsville, Texas?
Brownsville experiences a humid subtropical climate, characterized by hot summers and mild winters. The area receives moderate precipitation annually, with a strong seasonal pattern that brings wetter conditions in the fall. Heavy seasonal downpours or afternoon thunderstorms can sometimes occur during the warmer months.
Brownsville weather averages
Annual high84ºF
Annual low65ºF
Precipitation27.44 inch
Daily normals Brownsville - Texas - January
| Day | HighºF | LowºF | Prec/ | Prec/ |
|---|---|---|---|---|
| Jan 1 | 72.1 | 52.8 | 0.03 | 0.03 |
| Jan 2 | 72.0 | 52.7 | 0.07 | 0.07 |
| Jan 3 | 72.0 | 52.7 | 0.11 | 0.11 |
| Jan 4 | 72.0 | 52.6 | 0.14 | 0.14 |
| Jan 5 | 71.9 | 52.6 | 0.18 | 0.18 |
| Jan 6 | 71.9 | 52.6 | 0.21 | 0.21 |
| Jan 7 | 71.9 | 52.6 | 0.25 | 0.25 |
| Jan 8 | 71.9 | 52.6 | 0.28 | 0.28 |
| Jan 9 | 71.9 | 52.6 | 0.31 | 0.31 |
| Jan 10 | 72.0 | 52.6 | 0.35 | 0.35 |
| Jan 11 | 72.0 | 52.6 | 0.38 | 0.38 |
| Jan 12 | 72.0 | 52.6 | 0.41 | 0.41 |
| Jan 13 | 72.1 | 52.7 | 0.45 | 0.45 |
| Jan 14 | 72.1 | 52.7 | 0.48 | 0.48 |
| Jan 15 | 72.2 | 52.7 | 0.51 | 0.51 |
| Jan 16 | 72.3 | 52.8 | 0.54 | 0.54 |
| Jan 17 | 72.4 | 52.9 | 0.57 | 0.57 |
| Jan 18 | 72.5 | 52.9 | 0.60 | 0.60 |
| Jan 19 | 72.6 | 53.0 | 0.63 | 0.63 |
| Jan 20 | 72.7 | 53.1 | 0.66 | 0.66 |
| Jan 21 | 72.8 | 53.2 | 0.70 | 0.70 |
| Jan 22 | 72.9 | 53.3 | 0.74 | 0.74 |
| Jan 23 | 73.0 | 53.4 | 0.78 | 0.78 |
| Jan 24 | 73.2 | 53.5 | 0.82 | 0.82 |
| Jan 25 | 73.3 | 53.7 | 0.86 | 0.86 |
| Jan 26 | 73.5 | 53.8 | 0.90 | 0.90 |
| Jan 27 | 73.6 | 53.9 | 0.94 | 0.94 |
| Jan 28 | 73.7 | 54.0 | 0.97 | 0.97 |
| Jan 29 | 73.9 | 54.2 | 1.01 | 1.01 |
| Jan 30 | 74.0 | 54.3 | 1.05 | 1.05 |
| Jan 31 | 74.2 | 54.5 | 1.08 | 1.08 |
Precipitation and snow add up through the month (/mo) and the year (/yr)
Weather history Brownsville - September 2026
| Day | HighºF | LowºF | Precip.inch |
|---|---|---|---|
| Sep 1 | 100.0 | 77.0 | 0.00 |
| Sep 2 | 102.0 | 79.0 | 0.00 |
| Sep 3 | 100.0 | 82.0 | 0.00 |
| Sep 4 | 100.0 | 81.0 | 0.00 |
| Sep 5 | 99.0 | 80.1 | 0.00 |
| Sep 6 | 100.0 | 80.1 | T |
| Sep 7 | 100.9 | 79.0 | 0.00 |
| Sep 8 | 100.0 | 81.0 | 0.00 |
| Sep 9 | 98.1 | 80.1 | 0.03 |
| Sep 10 | 102.0 | 79.0 | 0.00 |
| Sep 11 | 100.9 | 82.0 | 0.00 |
| Sep 12 | 100.0 | 82.9 | 0.00 |
| Sep 13 | 100.9 | 84.9 | 0.00 |
| Sep 14 | – | – | – |
| Sep 15 | – | – | – |
| Sep 16 | 99.0 | 79.0 | 0.00 |
| Sep 17 | 99.0 | 81.0 | 0.00 |
| Sep 18 | 99.0 | 81.0 | 0.00 |
| Sep 19 | 99.0 | 79.0 | 0.04 |
| Sep 20 | 100.9 | 77.0 | 0.00 |
| Sep 21 | 99.0 | 80.1 | 0.42 |
| Sep 22 | 98.1 | 81.0 | 0.00 |
| Sep 23 | 97.0 | 80.1 | 0.01 |
| Sep 24 | 98.1 | 80.1 | 0.00 |
| Sep 25 | 97.0 | 79.0 | 0.43 |
| Sep 26 | 97.0 | 80.1 | 0.00 |
| Sep 27 | 98.1 | 79.0 | 0.00 |
| Sep 28 | 98.1 | 77.0 | 0.00 |
| Sep 29 | – | – | – |
| Sep 30 | 98.1 | 84.9 | T |
The data for September 2026 is incomplete: some days or values are missing.
- –No data
- –Not yet observed or received
- TTrace, too small to measure
Observed extremes
- Highest max temperature102.0ºF · Sep 2
- Lowest max temperature97.0ºF · Sep 23
- Highest min temperature84.9ºF · Sep 13
- Lowest min temperature77.0ºF · Sep 1
Geo Brownsville - Texas
Location
- Country
- United States
- State
- Texas
- County
- Cameron
- City
- Brownsville
- Zip Code
- 78521
- Elevation
- 16 ft
- Longitude
- -97.43
- Latitude
- 25.91
- ICAO
- –
- IATA
- –