Brownsville weather live forecast

Today's maximum temperature in Brownsville is expected to be 38°C. Select a day from the live weather forecast for Brownsville, Texas, USA for more weather parameters.

Tuesday
15th Sep
38

28

11

9
Wednesday
16th Sep
35

28

7

9
Thursday
17th Sep
34

27

5

8
Friday
18th Sep
34

27

4

7
Saturday
19th Sep
35

26

6

9

5-day weather forecast updated at 04:00 on Tuesday 15th September 2026 GMT

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The 5-day weather forecast for Texas (Brownsville) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Brownsville weather forecast by day

Below are the detailed weather forecasts for Brownsville for the next 5 days.

Brownsville weather for Tuesday 15th September 2026

Expect scattered clouds in Brownsville, Texas with a maximum temperature of 38°C, very high levels of heat & humidity, maximum UV of 9 (Very High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 26 kph from the south-east.

38
°C maximum temperature
28
°C minimum temperature
scattered clouds
11
hours of sunshine
9
UV index (Very High)
0
mm of rainfall expected
VH
very high heat & humidity
26
kph wind from SE

Brownsville weather for Wednesday 16th September 2026

Expect scattered clouds in Brownsville, Texas with a maximum temperature of 35°C, high levels of heat & humidity, maximum UV of 9 (Very High) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 23 kph from the east.

35
°C maximum temperature
28
°C minimum temperature
scattered clouds
7
hours of sunshine
9
UV index (Very High)
0
mm of rainfall expected
H
high heat & humidity
23
kph wind from E

Brownsville weather for Thursday 17th September 2026

Expect isolated thunderstorms in Brownsville, Texas with a maximum temperature of 34°C, high levels of heat & humidity, maximum UV of 8 (Very High) and 5 hours of bright sunshine. There are 2-5 mm of rainfall expected with 47% chance of some rain and a gentle breeze of 19 kph from the east.

34
°C maximum temperature
27
°C minimum temperature
isolated thunderstorms
5
hours of sunshine
8
UV index (Very High)
47
% chance of some rain
<5
mm of rainfall expected
H
high heat & humidity
19
kph wind from E

Brownsville weather for Friday 18th September 2026

Expect isolated thunderstorms in Brownsville, Texas with a maximum temperature of 34°C, high levels of heat & humidity, maximum UV of 7 (High) and 4 hours of bright sunshine. There are 2-5 mm of rainfall expected with 62% chance of some rain and a moderate breeze of 21 kph from the east.

34
°C maximum temperature
27
°C minimum temperature
isolated thunderstorms
4
hours of sunshine
7
UV index (High)
62
% chance of some rain
<5
mm of rainfall expected
H
high heat & humidity
21
kph wind from E

Brownsville weather for Saturday 19th September 2026

Expect broken clouds in Brownsville, Texas with a maximum temperature of 35°C, high levels of heat & humidity, maximum UV of 9 (Very High) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 21 kph from the east.