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Park climate1991–2020 climate normals4 m source elevationNASA POWER

Review long-term temperature, precipitation, humidity, wind, and daylight patterns by month.

Green Castle Hill National Park Climate Profile: Monthly Averages and Atmospheric Data

Explore the representative 1991 to 2020 monthly climate normals for Green Castle Hill, Antigua and Barbuda. This data provides a year-round overview of average temperature, daily precipitation rates, relative humidity, wind speed, and daylight hours at a single reference coordinate, serving as a baseline for understanding the park climate pattern over three decades.

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Annual climate pattern

Long term monthly thermal range and average daily precipitation tracking across twelve calendar months

Green Castle Hill Annual Climate Normals, Monthly Average Temperatures and Precipitation Patterns

Green Castle Hill experiences steady average monthly temperatures ranging from a minimum average of 24.08 degrees Celsius in early months to a maximum average of 29.5 degrees Celsius in late months, reflecting consistent thermal baselines. Average daily precipitation rates move alongside these monthly values, recorded from 1.14 millimeters per day up to 5.06 millimeters per day across the twelve month period.
Mean temperatureAverage minimum–maximum rangePrecipitation
Temperature (°C)PrecipitationUp to 5.1 mm/day20°25°30°26°26°26°26°27°28°28°28°28°28°27°27°01234561.41.21.11.62.92.93.43.955.14.42.4JanFebMarAprMayJunJulAugSepOctNovDec
Annual mean
27 °C
Warmest month
September
Coolest month
February
Wettest month
October
Twelve-month climate

Analyze long-term temperature bounds, average daily precipitation, and atmospheric normals across the calendar year

Green Castle Hill Weather by Month: Complete Twelve-Month Climate Comparison

Comparing all twelve monthly records across a representative coordinate provides a precise look at long-term climate patterns for average temperatures, daily precipitation rates, and atmospheric humidity. Reviewing these multi-variable averages helps track shifts in wind speeds and calculated daylight hours throughout the annual cycle.
Mean temperaturePrecipitationHumidityWind speedDaylight
January25.8 °C24.3° to 27°1.4 mm/day75.6%7.3 m/s11.1 hours
February25.5 °C24.1° to 26.8°1.2 mm/day74.9%7.2 m/s11.4 hours
March25.6 °C24.1° to 27°1.1 mm/day75%6.6 m/s11.9 hours
April26.3 °C24.7° to 27.8°1.6 mm/day76.1%6.5 m/s12.4 hours
May27 °C25.6° to 28.4°2.9 mm/day78.2%6.6 m/s12.8 hours
June27.7 °C26.5° to 28.7°2.9 mm/day78.2%7.3 m/s13 hours
July27.9 °C26.7° to 28.9°3.4 mm/day78.4%7.6 m/s12.9 hours
August28.2 °C27° to 29.3°3.9 mm/day78.7%6.8 m/s12.6 hours
September28.3 °C27° to 29.5°5 mm/day79%5.8 m/s12.1 hours
October28 °C26.6° to 29.2°5.1 mm/day79%5.6 m/s11.6 hours
November27.3 °C25.8° to 28.6°4.4 mm/day78.3%6.2 m/s11.2 hours
December26.5 °C25.1° to 27.7°2.4 mm/day76.5%7 m/s11 hours
Calculated climate highlights

Calculated monthly comparisons of temperature, precipitation, humidity, wind, and daylight duration across the park coordinate

Green Castle Hill Monthly Climate Highlights: Warmest, Coolest, and Wettest Averages

Calculated monthly normals establish comparative highs and lows for temperature, precipitation, humidity, wind, and daylight across Green Castle Hill. These statistical baselines reflect long-term averages from NASA power records rather than observed weather events or park-wide extremes.
Warmest month
September28.3 °C
Coolest month
February25.5 °C
Wettest month
October5.1 mm/day
Driest month
March1.1 mm/day
Most humid month
September79%
Windiest month
July7.6 m/s
Longest daylight
June13 hours

Interactive climate map

Compare National Park Climate Data Through an Interactive Global Map

Visit the MoriAtlas climate map to compare long-term monthly temperature and precipitation metrics across national parks. This visual interface helps you understand seasonal variations at specific protected area coordinates to deepen your knowledge of global park geography and environmental characteristics.

Global National Park Climate Map
Other park climates

Analyze monthly temperature, precipitation, and wind patterns across diverse geographic settings.

Comparing Green Castle Hill Climate Normals With Other Protected Areas

Examine long-term monthly temperature normals and precipitation rhythms across different protected landscapes to evaluate atmospheric variety. Compare standardized weather records across regional settings to trace distinct climatic conditions without assuming equivalent elevations or matching environments.
MoriAtlas Explorer

Explore the Geographic Boundaries of Green Castle Hill National Park

Uncover the topographic character and protected status of Green Castle Hill within the MoriAtlas database. Gain a deeper understanding of this Shekerley Mountains volcanic feature, its pre-Columbian stone history, and its physical connection to the broader geography of Antigua and Barbuda.

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