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Park climate1991–2020 climate normals158 m source elevationNASA POWER

Annual weather patterns based on representative 1991 to 2020 climatological averages.

Guilarte State Forest Monthly Climate Normals: Temperature, Precipitation, and Atmospheric Data

The climate profile for Guilarte State Forest provides a twelve-month overview of environmental conditions derived from long-term representative-point data. These figures track monthly fluctuations in mean temperatures, daily precipitation rates, relative humidity, wind speed, and daylight hours. Such measurements illustrate the recurring atmospheric patterns at the forest elevation rather than current weather forecasts. This resource supports analysis of environmental rhythms through the calendar year by presenting standardized meteorological benchmarks.

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A stylized digital illustration showing a walking trail disappearing into a lush tropical forest in Puerto Rico with palm trees, ferns, and soft natural lighting.
Annual climate pattern

Long-term thermal movement and average daily precipitation tracked across all twelve calendar months

Guilarte State Forest Annual Climate Normals, Monthly Average Temperatures and Precipitation Rates

Monthly average temperatures at Guilarte State Forest range from a low of twenty-one degrees Celsius to a maximum peak of thirty-one point six degrees, showing consistent thermal progression across the year. Average daily precipitation rates accompany these temperature records, derived from thirty-year climatology data sampled at one representative coordinate.
Mean temperatureAverage minimum–maximum rangePrecipitation
Temperature (°C)PrecipitationUp to 4.2 mm/day20°25°30°35°24°25°25°26°27°27°27°28°27°27°26°25°0123451.71.31.42.43.12.42.83.34.23.63.91.9JanFebMarAprMayJunJulAugSepOctNovDec
Annual mean
26.2 °C
Warmest month
August
Coolest month
January
Wettest month
September
Twelve-month climate

Compare average temperature bounds, daily precipitation rates, wind speeds, and calculated daylight across the calendar year.

Guilarte State Forest Weather by Month: Twelve-Month Climate Normals and Temperature Records

Analysis of average minimum and maximum temperatures alongside daily precipitation rates reveals long-term atmospheric patterns across the calendar year at a representative park coordinate. Tracking relative humidity, wind speed, and calculated daylight hours provides a complete climatological baseline for this protected area from 1991 to 2020.
Mean temperaturePrecipitationHumidityWind speedDaylight
January24.4 °C21° to 28.3°1.7 mm/day77.5%5.2 m/s11.1 hours
February24.6 °C21.1° to 28.8°1.3 mm/day74.9%5.1 m/s11.4 hours
March25.1 °C21.2° to 29.7°1.4 mm/day72.5%4.8 m/s11.9 hours
April25.9 °C22° to 30.5°2.4 mm/day73.1%4.6 m/s12.4 hours
May26.6 °C23.3° to 30.9°3.1 mm/day76.4%4.7 m/s12.9 hours
June27.1 °C24.3° to 31°2.4 mm/day77.7%5.2 m/s13.1 hours
July27.3 °C24.6° to 31.3°2.8 mm/day77.5%5.5 m/s13 hours
August27.6 °C24.8° to 31.6°3.3 mm/day78%5 m/s12.6 hours
September27.4 °C24.8° to 31.3°4.2 mm/day79.1%4.3 m/s12.1 hours
October26.9 °C24.3° to 30.5°3.6 mm/day80%4.1 m/s11.6 hours
November26 °C22.8° to 29.7°3.9 mm/day80.3%4.5 m/s11.1 hours
December25 °C21.9° to 28.6°1.9 mm/day79.2%5.1 m/s10.9 hours

Compare two months

See two months side by side and how much they differ. Both use the same 1991–2020 climate normals and NASA POWER data point as the table above, so they show typical conditions, not a forecast.

Mean temperature
January: 24.4 °C
August: 27.6 °C
Change from January to August: +3.1 °C
Precipitation
January: 1.7 mm/day
August: 3.3 mm/day
Change from January to August: +1.6 mm/day
Daylight
January: 11.1 hours
August: 12.6 hours
Change from January to August: +1.5 hours
Calculated climate highlights

Comparative monthly normals for temperature, precipitation, humidity, wind, and daylight duration

Guilarte State Forest Monthly Climate Highlights: Warmest, Coolest, Wettest, and Driest Averages

Calculated monthly normals reveal baseline temperature and precipitation contrasts across Guilarte State Forest using long term climatology records. Comparative values summarize annual patterns rather than extreme weather events or localized conditions.
Warmest month
August27.6 °C
Coolest month
January24.4 °C
Wettest month
September4.2 mm/day
Driest month
February1.3 mm/day
Most humid month
November80.3%
Windiest month
July5.5 m/s
Longest daylight
June13.1 hours

Interactive climate map

National park climate map

Open the climate map to compare monthly temperature, precipitation, and other averages.

Global National Park Climate Map
Other park climates

Explore long-term monthly weather patterns and annual atmospheric data across diverse protected landscapes.

Comparing Guilarte State Forest Climate Profiles with Other Protected Areas Across Puerto Rico

Standardized monthly climate normals allow researchers to analyze temperature and precipitation rhythms across distinct geographic settings. Evaluating humidity, wind, and daylight metrics alongside Guilarte State Forest reveals broad atmospheric contrast within regional protected areas.
MoriAtlas Explorer

Explore the Geographic Boundaries and Mountain Terrain of Guilarte State Forest

Continue your geographic discovery by examining the protected land boundaries and altitudinal zones of Guilarte State Forest. This MoriAtlas entry provides a detailed look at the highland terrain and watershed significance of one of Puerto Rico's most important mountain reserves.

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