Cameron County weather, town by town
52 places in Cameron County, Texas, each with its own live forecast and radar, and where a station sits close enough, measured weather records.
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Measured at the NOAA stations serving these towns, daily records 1896 to 2026. Station extremes, not official state records.
Cameron County Weather Facts
Cameron County has 52 places on myweatherrock (34 census-designated places, 9 towns, 8 cities, 1 villages), each with its own live forecast, hourly timeline, ten day outlook and radar. The hottest day in the station records is 110°F at Weslaco on April 17, 1920. The coldest night is 14°F at Harlingen on January 12, 1962. The wettest day brought 15 inches of rain at Weslaco on September 5, 1933. The biggest single-day snow measured 3.5 inches at Raymondville on December 25, 2004. Those are station measurements from NOAA's daily records, 1896 to 2026, not official state records. By area the largest place is Brownsville, about 133 square miles.
About Cameron County weather
The map on the Now tab shows every Cameron County town's current temperature from our own server, one dot per town. Tap any dot, or type a town above, for that town's full forecast.
What the weather is usually like
Across the 52 Cameron County towns with station normals, the warmest month is August, when the day usually reaches 95°F, and the coldest is January, when the night usually falls to 51°F. September is the wettest, with rain on about 10 days. August afternoons run from about 90°F in South Padre Island to 97°F in Arroyo Gardens. January nights run from about 49°F in Bixby to 55°F in South Padre Island.
Means of the 1991 to 2020 station normals serving these towns, as published by NOAA; each town's page carries its own.
Where these numbers come from
- Current conditions and forecast: NOAA forecast grids decoded on our own server, corrected against the nearest reporting station and our own radar. Open-Meteo is consulted only as a fallback when our server is silent.
- Records: computed by myweatherrock from NOAA GHCN-Daily station records at the stations serving these towns. Measurements, not estimates.
- Warnings and alerts: the National Weather Service, passed through unchanged.
Cameron County weather records
Measured at the NOAA stations serving these towns, daily records 1896 to 2026. Station extremes, not official state records.
Common questions about Cameron County weather
- What is the hottest temperature recorded at a Cameron County station?
- 110°F at Weslaco on April 17, 1920, in the NOAA daily station records myweatherrock holds (1896 to 2026).
- What is the coldest temperature recorded at a Cameron County station?
- 14°F at Harlingen on January 12, 1962.
- What is the most rain a Cameron County station has measured in one day?
- 15 inches at Weslaco on September 5, 1933.
- What is the biggest one-day snowfall at a Cameron County station?
- 3.5 inches at Raymondville on December 25, 2004.
- How many Cameron County towns have a weather page here?
- 52: 34 census-designated places, 9 towns, 8 cities, 1 villages. Each page carries current conditions, the hourly timeline, the ten day outlook, radar, and where a station sits close enough, measured records.
- Where does the Cameron County forecast come from?
- NOAA forecast grids (the National Weather Service digital forecast, the National Blend of Models, HRRR and GFS) decoded on our own server, corrected against the nearest reporting station and our own radar. Open-Meteo is consulted only as a fallback when our server is silent.
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