Trinity, Saint Kitts and Nevis experiences average highs of 27°C (81°F) and lows of 25°C (77°F) throughout the year. Rainfall is frequent, averaging about 13 rainy days per month. Sunshine is abundant, averaging about 11 hours per day. High humidity combined with warm temperatures produces a tropical feel year-round. Average highs have stayed broadly stable across the available records.
Trinity, Saint Kitts and Nevis Weather & Climate 2026
Monthly climate averages for Trinity, Saint Kitts and Nevis. Based on 10-year ERA5 reanalysis data.
Climate Overview
Drier season: Jan–Dec 
Wetter season: Jul–Nov At-a-Glance Climate Summary
Live Weather & Air Quality
Key figures
Climate Score
7.3/10
Best: January, February, March
UV Index
8
High
Temperature 27°C / 25°C
Feels Like 30°C / 26°C
Rainy Days 13
Rainfall 66 mm
Sunshine 11 h
Humidity 77%
Wind Speed 30 km/h
Dew Point 22°C
Hottest Month
29°C
August
Avg Low26°C
Rain16days
Coldest Month
24°C
February
Avg High26°C
Rain9days
Driest Month
9days
February
Avg High26°C
Avg Low24°C
Windiest Month
33 km/h
July (Gusts 45)
Sea Temperature
27°C – 30°C
Warmest water: September (
30.1°C
)
Worst Time to Visit
Consider avoiding July, August, September, October due to heavy rainfall, oppressive humidity.
Sun Position
Sunrise 05:38
Daylight 13.2h
Sunset 18:48
Live conditions—
Trinity on the map · live conditions
Trinity, Saint Kitts and Nevis
- Continent
- Americas
- Country
- Saint Kitts and Nevis
- City
- Trinity
- Population
- 1.7K
- Coordinates
- 17.30°, -62.78°
Seasonal Breakdown
Spring
Mar–May
Avg High 27°C
Avg Low 25°C
Rain 11 days/mo
1/3 best months
Summer
Jun–Aug
Avg High 28°C
Avg Low 26°C
Rain 14 days/mo
Autumn
Sep–Nov
Avg High 28°C
Avg Low 26°C
Rain 17 days/mo
Winter
Dec–Feb
Avg High 26°C
Avg Low 24°C
Rain 11 days/mo
2/3 best months
Climate Charts
Based on historical averages (2016–2025)
Monthly Temperatures
HighLowShaded bands show the typical range across the available yearly records.
Line chart showing monthly temperatures. Jan: 26°C / 24°C . Feb: 26°C / 24°C . Mar: 26°C / 24°C . Apr: 27°C / 24°C . May: 28°C / 25°C . Jun: 28°C / 26°C . Jul: 28°C / 26°C . Aug: 29°C / 26°C . Sep: 29°C / 26°C . Oct: 28°C / 26°C . Nov: 27°C / 26°C . Dec: 27°C / 25°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 28 mm. Feb: 36 mm. Mar: 24 mm. Apr: 46 mm. May: 50 mm. Jun: 42 mm. Jul: 74 mm. Aug: 97 mm. Sep: 134 mm. Oct: 125 mm. Nov: 103 mm. Dec: 38 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 75%. Feb: 74%. Mar: 74%. Apr: 76%. May: 78%. Jun: 78%. Jul: 79%. Aug: 80%. Sep: 80%. Oct: 79%. Nov: 79%. Dec: 76%.
Monthly Wind Speed
Wind SpeedGusts
Bar chart showing monthly wind speed. Jan: 30 km/h . Feb: 32 km/h . Mar: 30 km/h . Apr: 29 km/h . May: 30 km/h . Jun: 31 km/h . Jul: 33 km/h . Aug: 31 km/h . Sep: 27 km/h . Oct: 27 km/h . Nov: 28 km/h . Dec: 30 km/h .
Sunshine
Sunshine
Sunshine: Jan: 10h. Feb: 11h. Mar: 11h. Apr: 11h. May: 12h. Jun: 12h. Jul: 12h. Aug: 11h. Sep: 11h. Oct: 10h. Nov: 10h. Dec: 10h.
Sea Temperature
Sea Temperatureswim
Line chart showing monthly sea temperature. Jan: 27°C . Feb: 27°C . Mar: 27°C . Apr: 28°C . May: 29°C . Jun: 29°C . Jul: 29°C . Aug: 30°C . Sep: 30°C . Oct: 30°C . Nov: 29°C . Dec: 28°C .
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 7. Feb: UV 8. Mar: UV 9. Apr: UV 9. May: UV 9. Jun: UV 9. Jul: UV 9. Aug: UV 9. Sep: UV 9. Oct: UV 8. Nov: UV 7. Dec: UV 6.
Monthly Daylight Hours
Daylight12h reference
Monthly Dew Point & Comfort
Dew Point Dry Comfortable Humid Muggy Oppressive
Climate Trends
Average highs have stayed broadly stable across the available records. Average rainfall has remained broadly steady.
2016 to 2025
Avg high Avg rainfall
Climate summary
| Last 12 months | All years | |
|---|---|---|
| Hottest month | Aug 2025 · 29°C | Aug · 29°C |
| Coldest month | Feb 2025 · 24°C | Feb · 24°C |
| Wettest month | Oct 2025 · 186 mm | Sep · 134 mm |
| Windiest month | Feb 2025 · 36 km/h | Jul · 33 km/h |
Month-by-Month Weather Table
January best
Excellent 
February best
Excellent March best
Excellent April
Good May
Good June
Fair July
Fair August
Fair September
Wet October
Wet November
Good December
Good | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January best | 26°C / 24°C | 27°C / 24°C | 11days (28 mm) Wet | 10.4h Excellent | 75% Muggy | 6.9 High | Excellent | View Details |
| February best | 26°C / 24°C | 27°C / 23°C | 9days (36 mm) Wet | 10.7h Excellent | 74% Muggy | 7.7 Very High | Excellent | View Details |
| March best | 26°C / 24°C | 28°C / 24°C | 9days (24 mm) Wet | 11.1h Excellent | 74% Muggy | 8.8 Very High | Excellent | View Details |
| April | 27°C / 24°C | 29°C / 25°C | 11days (46 mm) Wet | 11.4h Excellent | 76% Humid | 9 Very High | Good | View Details |
| May | 28°C / 25°C | 30°C / 26°C | 12days (50 mm) Wet | 11.6h Excellent | 78% Humid | 8.8 Very High | Good | View Details |
| June | 28°C / 26°C | 31°C / 27°C | 11days (42 mm) Wet | 11.7h Excellent | 78% Humid | 8.6 Very High | Fair | View Details |
| July | 28°C / 26°C | 31°C / 27°C | 16days (74 mm) Wet | 11.6h Excellent | 79% Humid | 8.8 Very High | Fair | View Details |
| August | 29°C / 26°C | 33°C / 28°C | 16days (97 mm) Wet | 11.2h Excellent | 80% Humid | 8.9 Very High | Fair | View Details |
| September | 29°C / 26°C | 33°C / 29°C | 18days (134 mm) Wet | 10.7h Excellent | 80% Humid | 8.6 Very High | Wet | View Details |
| October | 28°C / 26°C | 32°C / 28°C | 18days (125 mm) Wet | 10.2h Excellent | 79% Humid | 7.5 Very High | Wet | View Details |
| November | 27°C / 26°C | 30°C / 27°C | 15days (103 mm) Wet | 9.8h Good | 79% Humid | 6.8 High | Good | View Details |
| December | 27°C / 25°C | 28°C / 25°C | 12days (38 mm) Wet | 10.1h Excellent | 76% Humid | 6.4 High | Good | View Details |
Compare Nearby City Climates
Frequently Asked Questions
The best months to visit Trinity are January, February, March, when temperatures are comfortable and rainfall is at its lowest. This is based on 10-year climate averages for Trinity, scoring temperature, rainfall, humidity, and sunshine hours.
The hottest month in Trinity is August, with average daytime highs of 29°C (83°F). Plan outdoor activities for early morning or late afternoon if visiting during this period.
The coldest month in Trinity is February, with average overnight lows of 24°C (75°F). Pack warm layers and expect shorter daylight hours during this period.
The wettest month in Trinity is September, averaging 134mm of precipitation across 18 rainy days. An umbrella or waterproof jacket is essential.
The rainy season in Trinity runs through September, October, July, August, with the heaviest rainfall in September. Based on 10-year averages for Trinity.
Trinity receives approximately 131 sunshine hours per year. The sunniest month is June with around 12 hours. Based on climate data for Trinity.
The least favorable months to visit Trinity are July, August, September, October, primarily due to heavy rainfall, oppressive humidity. For the best conditions, consider January, February, March instead.
The annual average UV index in Trinity is 8, classified as high. SPF 30+ sunscreen, sunglasses, and seeking shade between 10:00–16:00 are strongly recommended.
Average humidity in Trinity is 77%, classified as humid. Humidity levels are generally comfortable and should not affect outdoor activities for most people.
Yes — sea temperatures in January, February, March, April, May, June, July, August, September, October, November, December average 28°C (82°F), which is warm and comfortable for swimming and water activities.
Average wind speeds in Trinity are 30 km/h (19 mph). The windiest month is July with peak winds reaching 33 km/h (21 mph) (gusts up to 45 km/h / 28 mph).
Trinity averages 6 clear-sky days per month with overall cloud cover around 44%. The clearest skies occur in December.
The annual average dew point in Trinity is 22°C (72°F), which feels muggy and uncomfortable. Expect heavy perspiration during warmer months — stay hydrated and take breaks in air-conditioned spaces.
Trinity has a Tropical Monsoon climate, classified as Am under the Köppen system. Tropical climates are warm year-round with high rainfall and temperatures rarely dropping below 18°C (64°F).
The 'feels like' temperature in Trinity ranges from 26°C (79°F) to 30°C (86°F) on average. Humidity and radiant heat mean it often feels warmer than the thermometer reads, especially in summer months.
June is not the best time to visit Trinity, with a climate score of 6.4/10. Consider visiting during January, February, March instead for better conditions.
For June in Trinity, pack Umbrella, Waterproof jacket, Breathable clothing, Sunscreen (SPF 30+), Sun hat. With average highs of 28°C (83°F) and 11 rainy days, these essentials will keep you comfortable.
Data Source
Climate data derived from ERA5 reanalysis (ECMWF), averaged over 2016–2025. Sea surface temperature from marine reanalysis data. Climate scores and seasonal estimates are computed by WorldStats.
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