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As of 06:36 AST

Guaynabo, PR weather in October

80°Current weather

Guaynabo, Sunday, 9 August, 06:36

Partly cloudy. Feels like 86°. High 90°, low 79°.

Pressure30.00 inHg
Wind1 mph SE
Humidity87%
Visibility6.2 mi
Dew point76°

In October, Guaynabo, PR averages a high of 86.3° and a low of 74.4°. About 4.7 inches of precipitation fall over the month (21 wet days). The record high is 95.5° (2024) and the record low 69.1° (2021). Normals are computed over the last 60 years.

DayHighLowChance of precip.Record highRecord low
187.6°74.7°70%94.8° (2025)71.2° (2021)
287.3°74.8°67%91.9° (2025)71.2° (2018)
387.3°75°65%92.5° (2021)72.1° (2018)
486.9°74.7°68%93° (2021)72.9° (1989)
586.9°74.7°72%94.5° (2015)73.2° (1984)
686.9°74.8°70%93° (2015)72.5° (1984)
786.5°74.7°63%92.3° (2023)71.6° (2018)
887.1°74.8°68%92.7° (2021)71.8° (2017)
986.7°74.5°78%93.4° (2021)72.1° (2017)
1086.7°74.3°72%95.2° (2024)72° (2017)
1186.7°74.5°77%94.1° (2024)72.5° (2019)
1286.9°74.5°63%93.9° (2024)71.8° (2019)
1386.5°74.3°65%93.4° (2023)71.2° (2019)
1486.9°74.3°67%94.6° (2024)71.1° (2022)
1586.5°74.5°70%94.5° (2024)72° (1985)
1686.5°74.5°65%94.6° (2024)72.1° (2022)
1786.5°74.3°72%92.3° (2023)72° (1984)
1886°74.3°68%93° (2023)71.8° (2022)
1986.2°74.3°65%93° (2025)71.6° (2020)
2086°74.3°72%93.2° (2024)71.1° (2020)
2185.8°74.1°62%91.9° (2024)69.4° (2020)
2285.6°74.1°72%93° (2024)71.8° (2017)
2385.8°73.9°67%93.4° (2024)70.7° (1984)
2485.8°73.9°67%95.5° (2024)70.3° (2017)
2585.6°74.1°65%91.8° (2024)70.9° (2017)
2685.5°73.9°67%91.8° (2024)70.9° (2021)
2785.5°74.1°60%90° (2024)69.8° (2021)
2885.6°74.3°62%91.2° (2021)70.7° (2021)
2985.5°74.1°63%92.8° (2025)69.1° (2021)
3085.5°73.9°73%94.1° (2025)70.2° (2018)
3184.9°73.8°73%90.7° (2025)70.3° (2018)

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