🇺🇸 Weather in Brownsville
Map Overlays:
Hourly Forecast for Brownsville
22:00
30°
19%
23:00
30°
18%
00:00
30°
17%
01:00
29°
18%
02:00
29°
18%
03:00
28°
19%
04:00
28°
21%
05:00
28°
13%
06:00
27°
20%
07:00
27°
26%
08:00
28°
23%
09:00
30°
7%
10:00
32°
11%
11:00
34°
11%
12:00
35°
10%
13:00
36°
10%
14:00
36°
10%
15:00
36°
10%
16:00
35°
10%
17:00
34°
11%
18:00
33°
11%
19:00
31°
8%
20:00
30°
15%
21:00
29°
18%
14-Day Forecast for Brownsville
2026-09-03
Sunny
39° /
28°
2026-09-04
Overcast
36° /
27°
2026-09-05
Overcast
36° /
27°
2026-09-06
Sunny
37° /
27°
2026-09-07
Sunny
36° /
27°
2026-09-08
Overcast
33° /
28°
2026-09-09
Overcast
36° /
27°
Additional Forecasts for Brownsville
Air Quality
💨 US EPA Index 1 (Good)
CO (Carbon Monoxide) 120.0 μg/m³
O₃ (Ozone) 57.0 μg/m³
NO₂ (Nitrogen Dioxide) 1.8 μg/m³
SO₂ (Sulphur Dioxide) 0.6 μg/m³
PM2.5 (Fine particles) 8.9 μg/m³
PM10 (Coarse particles) 13.7 μg/m³
Historical Weather
Weather Forecasts for Other Cities in United States
Weather in Brownsville — FAQ
Answers refreshed each request based on current conditions in Brownsville.
What is the weather like right now in Brownsville?
Right now in Brownsville, United States the temperature is 29.8°C (feels like 36.1°C), with clear. Relative humidity is 76% and wind is 24.1 km/h.
What is today's high and low temperature in Brownsville?
Today's forecast high in Brownsville is 39.1°C and the overnight low is 27.7°C. The diurnal range — high minus low — depends on cloud cover; clear days swing more than overcast ones.
Will it rain in Brownsville today?
The chance of precipitation in Brownsville today is 6%. Forecast accuracy is highest within the next 6 hours and decreases steadily out to 14 days.
How often does the weather here update?
Current observations refresh every 15-60 minutes from the nearest monitoring stations operated by national meteorological agencies. The hourly forecast updates approximately every hour; the 7- and 14-day outlook is recomputed several times per day.
What does 'feels like' temperature mean?
Feels-like (apparent) temperature accounts for humidity, wind chill and direct sunshine — variables that change how the human body perceives heat or cold. On hot, humid days it can be 3-7°C above the actual reading; on cold windy days it can be 5-15°C below.
Why does the temperature in Brownsville differ from nearby cities?
Even short distances can change temperatures noticeably. Brownsville's reading reflects altitude, proximity to large bodies of water, urban heat island effects, and the exact location of the monitoring stations supplying the data. Coastal cities are typically milder and more humid than inland equivalents.