Basseterre (Saint Kitts) weather by month

The best time to visit Basseterre (Saint Kitts) is January to March — 91/100 in March, 30°C and 10 rainy days. The best season is the dry season, December to June (89/100 on average).

The worst month is September at 79/100 — sweltering, rainy, clean air. See September →

Updated September 2026 · climate normals from ERA5 reanalysis

Basseterre Saint Kitts and Nevis · Lesser Antilles · Island91
  1. 90Jan
  2. 89Feb
  3. 91Mar
  4. 89Apr
  5. 87May
  6. 87Jun
  7. 84Jul
  8. 82Aug
  9. 79Sep
  10. 80Oct
  11. 82Nov
  12. 88Dec

Best season: December to June (89/100 on average) · worst September (79/100)

Days
30°C
Nights
23°C
Wet days
10
Sun
11.1 h
Humidity
74%
Daylight
12 h
Basseterre, Saint Kitts and Nevis
Photo: Cara Denison · Pexels

Basseterre, month by month

Comfort score out of 100 for the kind of trip Basseterre is best for, the average high, rainy days and hours of sun a day from the climate normals, and how busy it tends to be.

MonthScoreTierHighRainSunCrowdsOn
Jan90S30°C11 d10 hPeak3
Feb89A29°C10 d11 hPeak2
Mar91S30°C10 d11 hPeak2
Apr89A30°C11 d11 hPeak2
May87A31°C13 d12 hShoulder—
Jun87A32°C11 d12 hBusy2
Jul84A32°C17 d12 hShoulder1
Aug82A32°C16 d11 hShoulder1
Sep79B32°C18 d11 hQuiet1
Oct80A32°C19 d10 hQuiet1
Nov82A31°C16 d10 hBusy2
Dec88A30°C13 d10 hPeak3

What's on in Basseterre through the year

Festivals, natural spectacles, holidays and the seasons to watch out for — curated and sourced. The month pages carry the detail.

June
  • St Kitts Music Festival25–27 JunFestival
  • Hurricane season1 Jun – 30 NovHazard
November
  • Cruise season1 Nov – 30 Apr (usually)Season
December
  • Sugar Mas11 Dec – 2 JanFestival
  • Dry season and winter peak1 Dec – 15 Apr (usually)Season

Everything on in Basseterre through the year →

Crowds in Basseterre in March

How busy the place itself is — school and mass holidays, the months an editor tagged, and how sought-after the weather makes them. Never part of the comfort score.

Peak crowdsCruise season, Dry season and winter peak, school holidays in 2 of the markets that fill it(estimated)

JFMAMJJASOND

Peak crowdsBusyShoulder seasonQuiet

Traveller notes on Basseterre

What people who have been say about the place — the year-round notes first, then month by month.

Forum posters describe St. Kitts as lush and mountainous, with brief showers falling somewhere on the island most days, but consistently emphasize these are short, minutes-long affairs that rarely disrupt a vacation. One visitor who spent 21 days on the island across two April and October trips reported only four 15-minute showers total across that whole stretch. Posters generally place April within the pleasant dry-season window, with one flagging a late-April visit that coincided with the tail end of a drought affecting coastal areas - a reminder that a normally wetter-leaning island can still run genuinely dry in a given year. Posters generally rate April as a comfortable, mostly sunny time to visit Basseterre.
Tripadvisor community · April · 1 month ago · Read more on Tripadvisor ↗
Forum posters cite average October rainfall around 4.9 inches, with the typical pattern being daily passing showers somewhere on the island lasting 5-30 minutes rather than a full day of continuous rain, though a slow-moving tropical system can occasionally bring an all-day washout. Posters describe late August through mid-to-late October as the most active stretch of Atlantic hurricane season, though they're careful to note the odds of any specific week's visit being hit by a hurricane remain genuinely small - historical records cited show only a handful of storms have directly affected the St Kitts and Nevis area in October across more than 150 years of records. Posters generally rate October as genuinely within hurricane season with real but statistically modest storm risk, day-to-day rain typically brief enough not to derail plans for Basseterre.
Tripadvisor community · October · 1 month ago · Read more on Tripadvisor ↗

Add your own note from Basseterre's card on the map.