RÃo Grande Municipio weather, town by town
5 places in RÃo Grande Municipio, Puerto Rico, 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 1931 to 2026. Station extremes, not official state records.
RÃo Grande Municipio Weather Facts
RÃo Grande Municipio has 5 places on myweatherrock (5 place), each with its own live forecast, hourly timeline, ten day outlook and radar. The hottest day in the station records is 100°F at Juncos 1 Se on July 16, 1954. The coldest night is 42°F at Juncos 1 Se on December 18, 1991. The wettest day brought 13.64 inches of rain at Rio Blanco Lower on September 6, 1960. The biggest single-day snow measured 0 inches at San Juan L M Marin Intl Ap on January 1, 1956. Those are station measurements from NOAA's daily records, 1931 to 2026, not official state records. By area the largest place is Río Grande, about 1 square miles.
About RÃo Grande Municipio weather
The map on the Now tab shows every RÃo Grande Municipio 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 5 RÃo Grande Municipio towns with station normals, the warmest month is August, when the day usually reaches 90°F, and the coldest is February, when the night usually falls to 69°F. November is the wettest, with rain on about 19 days. February nights run from about 65°F in Bartolo to 71°F in La Dolores.
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.
RÃo Grande Municipio weather records
Measured at the NOAA stations serving these towns, daily records 1931 to 2026. Station extremes, not official state records.
Common questions about RÃo Grande Municipio weather
- What is the hottest temperature recorded at a RÃo Grande Municipio station?
- 100°F at Juncos 1 Se on July 16, 1954, in the NOAA daily station records myweatherrock holds (1931 to 2026).
- What is the coldest temperature recorded at a RÃo Grande Municipio station?
- 42°F at Juncos 1 Se on December 18, 1991.
- What is the most rain a RÃo Grande Municipio station has measured in one day?
- 13.64 inches at Rio Blanco Lower on September 6, 1960.
- What is the biggest one-day snowfall at a RÃo Grande Municipio station?
- 0 inches at San Juan L M Marin Intl Ap on January 1, 1956.
- How many RÃo Grande Municipio towns have a weather page here?
- 5: 5 place. 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 RÃo Grande Municipio 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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