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Diamond Weather in May
Diamond in May sees high temperatures, with highs around 29°C (84°F) and overnight lows of 26°C (79°F). Rainfall is fairly high at around 83 mm (3.3 in) on average, so pack waterproofs just in case.
Rainfall in Diamond in May
Historically, approximately 17 days this month are expected to have rain, averaging 83 mm (3.3 in). Rain is frequent but mostly light this month, with brief showers more common than heavy downpours.
Temperature in Diamond in May
May is a excellent month in Diamond, with 29°C (84°F) during the day and 26°C (79°F) at night. The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. At 26°C (79°F) overnight, the heat doesn't let up much after dark. If you're staying somewhere without air conditioning, a cold shower before bed and keeping the air moving can help.Our weather planner can help you find worldwide destinations with pleasant weather during this period. January, February, March, April and May typically offer the best weather for Diamond.
Diamond Temperature in May
Min Temperature
26°C (79°F)
Max Temperature
29°C (84°F)
Chance of Rain
57%
Precipitation
83 mm (3.3 in)
Rainy days
17 days
Diamond Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Diamond - and find the best time to visit.
Daily Historical Temperatures
46-year average (1978-2025)
Based on our historical records, temperatures in Diamond typically stay consistent throughout May, with daily highs averaging around 29°C (84°F). Nights are warm, with lows around 25°C (77°F).
Average temperatures in May
Historical weather records for Diamond in May
Browse day-by-day weather records for Diamond spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Diamond historical weather extremes in May
Based on 25 years of weather observations (2001-2026), these are the most extreme conditions recorded in Diamond.
- The warmest day in May was on May 4, 2014, with a maximum of 39°C (102°F).
- The lowest daytime temperature in May was 27°C (81°F), recorded on May 28, 2010.
- Diamond registered its coldest May night on May 16, 2021, with temperatures dropping to 21°C (70°F).
Best Places in Trinidad & Tobago in May
Find out more about the weather in Trinidad & Tobago and which places have the best travel conditions in this month. See all of Trinidad & Tobago in May →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Diamond in May
Warm but pleasant conditions in Diamond in May. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. Expect heavy rainfall, so bring good rain protection and waterproof bags.
What To Do in Diamond in May
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Cycling7/10 -
Walking7/10 -
Camping7/10 -
Outdoor sports7/10
Diamond 3-Day Forecast
More climate data for Diamond
See the full Diamond climate overview or explore weather in Trinidad & Tobago.
Popular in May
Where to go in May - average daytime high across popular destinations.
Piarco
31°C (88°F) San Juan30°C (86°F) Port-of-Spain30°C (86°F) Crown Point
29°C (84°F) Castara29°C (84°F) Buccoo29°C (84°F) Scarborough29°C (84°F) Bon Accord Village29°C (84°F) Bucket list
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