Blanco County weather, town by town
3 places in Blanco 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 1964 to 2025. Station extremes, not official state records.
Blanco County Weather Facts
Blanco County has 3 places on myweatherrock (2 cities, 1 towns), each with its own live forecast, hourly timeline, ten day outlook and radar. The hottest day in the station records is 110°F at Johnson City 2N on June 28, 1980. The coldest night is 1°F at Johnson City 2N on December 23, 1989. The wettest day brought 12.7 inches of rain at Canyon Dam #3 on March 12, 2007. The biggest single-day snow measured 9.02 inches at Johnson City 2N on January 13, 1985. Those are station measurements from NOAA's daily records, 1964 to 2025, not official state records. By area the largest place is Blanco, about 3 square miles.
About Blanco County weather
The map on the Now tab shows every Blanco 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 3 Blanco County towns with station normals, the warmest month is August, when the day usually reaches 96°F, and the coldest is January, when the night usually falls to 35°F. February is the wettest, with rain on about 7 days.
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.
Blanco County weather records
Measured at the NOAA stations serving these towns, daily records 1964 to 2025. Station extremes, not official state records.
Common questions about Blanco County weather
- What is the hottest temperature recorded at a Blanco County station?
- 110°F at Johnson City 2N on June 28, 1980, in the NOAA daily station records myweatherrock holds (1964 to 2025).
- What is the coldest temperature recorded at a Blanco County station?
- 1°F at Johnson City 2N on December 23, 1989.
- What is the most rain a Blanco County station has measured in one day?
- 12.7 inches at Canyon Dam #3 on March 12, 2007.
- What is the biggest one-day snowfall at a Blanco County station?
- 9.02 inches at Johnson City 2N on January 13, 1985.
- How many Blanco County towns have a weather page here?
- 3: 2 cities, 1 towns. 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 Blanco 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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