Cayey Municipio weather, town by town
2 places in Cayey 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 1906 to 2026. Station extremes, not official state records.
Cayey Municipio Weather Facts
Cayey Municipio has 2 places on myweatherrock (2 place), each with its own live forecast, hourly timeline, ten day outlook and radar. The hottest day in the station records is 99°F at Guayama 1Sw on July 7, 1951. The coldest night is 40°F at Aibonito 1 S on March 9, 1911. The wettest day brought 17.55 inches of rain at Jajome Alto on August 27, 1961. 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, 1906 to 2026, not official state records. By area the largest place is Cayey, about 3 square miles.
About Cayey Municipio weather
The map on the Now tab shows every Cayey 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 2 Cayey Municipio towns with station normals, the warmest month is July, when the day usually reaches 86°F, and the coldest is January, when the night usually falls to 67°F. October is the wettest, with rain on about 17 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.
Cayey Municipio weather records
Measured at the NOAA stations serving these towns, daily records 1906 to 2026. Station extremes, not official state records.
Common questions about Cayey Municipio weather
- What is the hottest temperature recorded at a Cayey Municipio station?
- 99°F at Guayama 1Sw on July 7, 1951, in the NOAA daily station records myweatherrock holds (1906 to 2026).
- What is the coldest temperature recorded at a Cayey Municipio station?
- 40°F at Aibonito 1 S on March 9, 1911.
- What is the most rain a Cayey Municipio station has measured in one day?
- 17.55 inches at Jajome Alto on August 27, 1961.
- What is the biggest one-day snowfall at a Cayey Municipio station?
- 0 inches at San Juan L M Marin Intl Ap on January 1, 1956.
- How many Cayey Municipio towns have a weather page here?
- 2: 2 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 Cayey 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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