Climate Chart of Charlotte Amalie, Virgin Islands (U.S.)

Monthly data: Temperature °C, Rain (mm), Sunshine (h) · 2013–2023

For Charlotte Amalie, Virgin Islands (U.S.), the climate data cover 2013–2023 and show a consistently warm pattern across the year. The unweighted mean of the monthly mean temperatures is 26.4 °C, while the coolest monthly means reach 25.0 °C in February / March and the warmest reaches 27.8 °C in September. Rainfall and sunshine also vary by month, giving visitors several distinct considerations when planning outdoor time. These figures describe monthly averages rather than the conditions on any particular day.

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Climate Chart: Charlotte Amalie (Virgin Islands (U.S.))

Climate overview

Temperature

Monthly mean temperatures remain within a relatively narrow range in the supplied data: the lowest monthly mean is 25.0 °C in February / March, while the highest is 27.8 °C in September. The unweighted mean across monthly means is 26.4 °C. These are averages for each month, not daytime highs, and they do not indicate how much temperatures may vary from day to day.

Rain

Mean daily rainfall is lowest at 0.87 mm/day in March and highest at 4.46 mm/day in September; the unweighted mean across monthly means is 2.35 mm/day. The monthly figures can help frame expectations, but they are daily averages rather than monthly totals and do not reveal how often rain falls or guarantee dry or wet weather on a given day.

Sunshine

Mean daily sunshine duration peaks at 11.76 hours/day in June and is lowest at 9.50 hours/day in November. The unweighted mean across monthly means is 10.74 hours/day. These averages can help with planning daylight outdoor activities, but sunshine duration is not the same as day length and does not specify the conditions during any particular part of a day.

Best Travel Time Guide for Charlotte Amalie, Virgin Islands (U.S.): Ideal Seasons and Weather Insights

For visitors prioritising lower average rainfall, March is the conditional option in the supplied data, with mean daily rainfall of 0.87 mm/day. This does not guarantee rain-free days or show how frequently rain occurs, so flexible outdoor plans and a light rain layer remain sensible. If cooler monthly averages are a priority, consider February / March, when the monthly mean temperature is 25.0 °C; this is not a daytime maximum and cannot describe the temperature on every day. For outdoor sightseeing planned around sunshine, the mean daily duration reaches 11.76 hours/day in June, while the lowest mean is 9.50 hours/day in November. Sunshine duration is not day length, and neither measure guarantees clear conditions. Prepare for rain if travelling in September, the month with the highest mean daily rainfall at 4.46 mm/day. The figure is an average daily amount, not a monthly total or forecast, so it cannot tell you whether rain will fall during a particular excursion.

Climate Data Overview for Charlotte Amalie, Virgin Islands (U.S.)

Explore the comprehensive climate data for Charlotte Amalie, Virgin Islands (U.S.). This detailed table provides valuable insights into temperature variations, precipitation levels, and seasonal changes, helping you understand the unique weather patterns of this region.

Month Average: Temperature °C Rain (mm) / day Snow (mm) / day Sunshine (h) / day
Jan 25.3 0.96 0.00 10.35
Feb 25.0 1.13 0.00 10.75
Mar 25.0 0.87 0.00 10.91
Apr 25.5 1.36 0.00 11.29
May 26.3 2.08 0.00 11.39
Jun 27.0 1.56 0.00 11.76
Jul 27.3 2.58 0.00 11.40
Aug 27.6 3.30 0.00 10.94
Sep 27.8 4.46 0.00 10.49
Oct 27.5 4.12 0.00 9.96
Nov 26.8 4.25 0.00 9.50
Dec 26.1 1.52 0.00 10.10
Average 26.4 2.35 0.00 10.74