Brownsville, TX 14-Day Forecast

Texas, United States 🇺🇸
90°
Sunny right now Today: high 97°, low 80°
Updated 2 min ago

Brownsville weather for the next 14 days

Today

Sunny High 97° Low 80°
Precipitation
4% · 0.0 in
19 mph
10 - Very High
Sunrise / sunset
07:15 AM / 07:34 PM

Wednesday, September 16

Overcast High 94° Low 80°
Precipitation
13% · 0.0 in
Max wind
16 mph
Humidity
66%
UV index
9 - Very High
Sunrise / sunset
07:16 AM / 07:33 PM

Thursday, September 17

Overcast High 95° Low 81°
Precipitation
57% · 0.05 in
Max wind
16 mph
Humidity
67%
UV index
9 - Very High
Sunrise / sunset
07:16 AM / 07:32 PM

Friday, September 18

Sunny High 94° Low 80°
Precipitation
21% · 0.01 in
Max wind
15 mph
Humidity
66%
UV index
9 - Very High
Sunrise / sunset
07:17 AM / 07:31 PM

Saturday, September 19

Sunny High 95° Low 79°
Precipitation
17% · 0.0 in
Max wind
17 mph
Humidity
65%
UV index
10 - Very High
Sunrise / sunset
07:17 AM / 07:30 PM

Sunday, September 20

Sunny High 95° Low 78°
Precipitation
5% · 0.0 in
Max wind
17 mph
Humidity
64%
UV index
9 - Very High
Sunrise / sunset
07:17 AM / 07:29 PM

Monday, September 21

Sunny High 95° Low 79°
Precipitation
4% · 0.0 in
Max wind
17 mph
Humidity
64%
UV index
9 - Very High
Sunrise / sunset
07:18 AM / 07:27 PM

Tuesday, September 22

Sunny High 94° Low 79°
Precipitation
6% · 0.0 in
Max wind
15 mph
Humidity
65%
UV index
8 - Very High
Sunrise / sunset
07:18 AM / 07:26 PM

Wednesday, September 23

Sunny High 95° Low 78°
Precipitation
7% · 0.0 in
Max wind
18 mph
Humidity
65%
UV index
9 - Very High
Sunrise / sunset
07:19 AM / 07:25 PM

Thursday, September 24

Sunny High 95° Low 79°
Precipitation
17% · 0.0 in
Max wind
17 mph
Humidity
65%
UV index
8 - Very High
Sunrise / sunset
07:19 AM / 07:24 PM

Friday, September 25

Sunny High 96° Low 78°
Precipitation
4% · 0.0 in
Max wind
15 mph
Humidity
64%
UV index
9 - Very High
Sunrise / sunset
07:19 AM / 07:23 PM

Saturday, September 26

Sunny High 96° Low 76°
Precipitation
3% · 0.0 in
Max wind
15 mph
Humidity
61%
UV index
9 - Very High
Sunrise / sunset
07:20 AM / 07:22 PM

Sunday, September 27

Sunny High 94° Low 74°
Precipitation
5% · 0.0 in
Max wind
16 mph
Humidity
62%
UV index
8 - Very High
Sunrise / sunset
07:20 AM / 07:21 PM

Monday, September 28

Sunny High 93° Low 73°
Precipitation
4% · 0.0 in
Max wind
15 mph
Humidity
63%
UV index
8 - Very High
Sunrise / sunset
07:21 AM / 07:20 PM

Brownsville 14-day outlook: the story

The warmest day of Brownsville's 14-day outlook is Tuesday, September 15 with a high near 97°F (36°C); the coolest night comes Monday, September 28, dipping to 73°F (23°C). Temperatures hold fairly steady from week to week. Highs over the next two weeks average 95°F (35°C), about 6°F (3°C) above the typical September high of 89°F (32°C).

Precipitation is most likely on Thursday 17; the wettest day looks like Thursday, September 17 with about 0.05 in (1.3 mm) expected. For the weekend, expect Saturday 95°F (35°C) and sunny / Sunday 95°F (35°C) and sunny.

For typical conditions month by month, see the Brownsville climate & average temperatures guide.

Brownsville forecast questions

Will it rain in Brownsville this week?
The forecast currently shows meaningful precipitation chances on 1 of the next 14 days, peaking around Thursday, September 17.
What will be the warmest day in Brownsville over the next 14 days?
Tuesday, September 15, with a forecast high near 97°F (36°C).
How accurate is a 14-day forecast for Brownsville?
Days 1-3 are highly reliable, days 4-7 capture the overall pattern well, and days 8-14 indicate trends rather than exact figures - check back as the date approaches; this page refreshes throughout the day.

Average temperatures in Brownsville by month

Monthly averages for Brownsville based on 2015–2024 weather data.
MonthHighLow Rain daysPrecipitation SunshineHumidity
January 71° 56° 8 1.8 in 7.5 h/day 73%
February 74° 58° 6 1.2 in 8.1 h/day 75%
March 79° 65° 8 2.6 in 8.3 h/day 76%
April 83° 70° 8 2.8 in 9.8 h/day 75%
May 88° 75° 10 3.0 in 11.4 h/day 77%
June 90° 78° 12 3.4 in 12.0 h/day 76%
July 92° 79° 9 2.9 in 12.0 h/day 73%
August 93° 80° 10 2.3 in 12.2 h/day 72%
September 89° 77° 16 5.4 in 10.4 h/day 76%
October 85° 71° 11 2.9 in 9.7 h/day 73%
November 78° 64° 10 2.6 in 7.9 h/day 76%
December 74° 60° 7 1.4 in 7.4 h/day 75%
14-day forecasts nearby