Turks and Caicos Islands weather by month

In Providenciales, the average share of the sky covered by clouds shows significant seasonal variation over the course of the year.

The clearer part of the year begins around November 14 and lasts for 5.7 months, ending around May 7. The clearest month is February, when the sky is clear, mostly clear, or partly cloudy 89% of the time on average.

The cloudier part of the year begins around May 8 and lasts for 1.8 months, ending around July 1. The cloudiest month is June, when it is overcast or mostly cloudy 42% of the time.

This is the average sustained wind speed at the standard 10 metres above open ground — the steady flow a weather station reports, not the sharper gusts that come and go, which can run half again as fast. It's the number that says whether a place is generally breezy or calm.

Across the year, average wind speed in Providenciales is typically breezy, near 26 km/h, and varies moderately with the seasons.

The windier part of the year lasts 2.5 months, from around Jun 13 to Aug 26. The windiest month is July, averaging about 28 km/h (breezy).

The calmer part of the year runs from around Aug 27 to Nov 13, with October the calmest month at about 22 km/h.

Solar energy is how much sunlight actually reaches the ground each day, measured in kilowatt-hours per square metre (kWh/m²) — the combined effect of how long the sun is up, how high it climbs, and how much cloud gets in the way. It's the raw fuel a solar panel has to work with: for scale, 1 kWh/m² a day is dim and wintry, while 7+ is desert-bright.

Providenciales receives about 5.7 kWh/m² a day of solar energy on average — bright — with a clear seasonal swing between 4.0 and 7.0 kWh/m².

The brighter stretch of the year lasts 6.6 months, from around Mar 9 to Sep 24. The brightest month is July, averaging about 6.9 kWh/m² (intense).

The dimmest month is December, down near 4.0 kWh/m² — roughly 42% less than the July peak.