Climate profileAntigua and Barbuda
Green Castle Hill
- Annual mean
- 27 °C
- Warmest month
- September
- Wettest month
- October
Park climate1991–2020 climate normals4 m source elevationNASA POWER
Detailed twelve month climate normals covering temperature, precipitation, and daylight.
Monthly Climate Averages and Atmospheric Patterns for Nelson's Dockyard National Park
Analyze the long-term annual climate rhythm of Nelson's Dockyard National Park in Antigua and Barbuda. This dataset presents twelve-month normals for temperature, daily precipitation, relative humidity, wind speed, and daylight duration. Measurements represent long-term averages recorded at a single site between 1991 and 2020, providing a consistent reference for the park environment rather than current weather or short-term forecasts.
Annual climate pattern
Long term monthly temperature averages alongside daily precipitation rates across twelve months
Nelson's Dockyard National Park Annual Climate Normals and Temperature Patterns
Nelson's Dockyard National Park exhibits a steady annual temperature progression, with average monthly means ranging from mid twenties Celsius early in the year to higher marks approaching twenty eight degrees by late summer. Average daily precipitation rates accompany this thermal cycle through twelve months of NASA POWER climatology records sampled at a single representative coordinate.
- Annual mean
- 27 °C
- Warmest month
- September
- Coolest month
- February
- Wettest month
- October
Twelve-month climate
Track long-term temperature bounds, average daily precipitation, humidity, wind, and calculated daylight across the calendar year.
Nelson's Dockyard National Park Weather by Month, Complete Twelve-Month Climate Comparison
Examine twelve months of baseline climate normals for Nelson's Dockyard National Park using standardized meteorological measurements from a representative coordinate. Compare shifting temperature bounds, average daily precipitation rates, relative humidity, wind speed, and calculated daylight hours across the annual cycle.
| Mean temperature | Precipitation | Humidity | Wind speed | Daylight | |
|---|---|---|---|---|---|
| January | 25.8 °C24.3° to 27° | 1.4 mm/day | 75.6% | 7.3 m/s | 11.1 hours |
| February | 25.5 °C24.1° to 26.8° | 1.2 mm/day | 74.9% | 7.2 m/s | 11.4 hours |
| March | 25.6 °C24.1° to 27° | 1.1 mm/day | 75% | 6.6 m/s | 11.9 hours |
| April | 26.3 °C24.7° to 27.8° | 1.6 mm/day | 76.1% | 6.5 m/s | 12.4 hours |
| May | 27 °C25.6° to 28.4° | 2.9 mm/day | 78.2% | 6.6 m/s | 12.8 hours |
| June | 27.7 °C26.5° to 28.7° | 2.9 mm/day | 78.2% | 7.3 m/s | 13 hours |
| July | 27.9 °C26.7° to 28.9° | 3.4 mm/day | 78.4% | 7.6 m/s | 12.9 hours |
| August | 28.2 °C27° to 29.3° | 3.9 mm/day | 78.7% | 6.8 m/s | 12.6 hours |
| September | 28.3 °C27° to 29.5° | 5 mm/day | 79% | 5.8 m/s | 12.1 hours |
| October | 28 °C26.6° to 29.2° | 5.1 mm/day | 79% | 5.6 m/s | 11.6 hours |
| November | 27.3 °C25.8° to 28.6° | 4.4 mm/day | 78.3% | 6.2 m/s | 11.2 hours |
| December | 26.5 °C25.1° to 27.7° | 2.4 mm/day | 76.5% | 7 m/s | 11 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
- February: 25.5 °C
- September: 28.3 °C
- Change from February to September: +2.8 °C
- Precipitation
- February: 1.2 mm/day
- September: 5 mm/day
- Change from February to September: +3.7 mm/day
- Daylight
- February: 11.4 hours
- September: 12.1 hours
- Change from February to September: +0.6 hours
Calculated climate highlights
Warmest, coolest, wettest, and windiest months derived from historical long-term averages
Calculated Monthly Climate Contrasts and Normals for Nelson's Dockyard National Park
Calculated monthly normals for Nelson's Dockyard National Park highlight comparative peaks in temperature, precipitation rate, wind speed, relative humidity, and daylight duration. These derived monthly-average maximums and minimums summarize seasonal patterns without representing localized weather extremes or storm records.
- 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
National park climate map
Open the climate map to compare monthly temperature, precipitation, and other averages.
Other park climates
Explore long-term monthly climate normals and regional weather variations across diverse protected landscapes
Comparing Nelson's Dockyard National Park Climate With Other Protected Area Profiles
Examine long-term monthly temperature, precipitation, humidity, wind, and daylight norms across different protected areas to analyze varied atmospheric patterns. Comparing these standardized records helps reveal distinct meteorological variations and geographic traits across multiple natural environments.
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MoriAtlas Explorer
Explore the Geographic Identity of Nelson's Dockyard National Park
Continue your study of Nelson's Dockyard National Park by examining its protected coastal boundaries, ridge-line topography, and maritime setting. MoriAtlas provides the essential geographic context required to understand how this unique Antiguan protected area functions within the broader Caribbean island landscape.
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