Trincomalee Weather in July
What's the weather like in Trincomalee (Eastern Province) in July 2025?
The climate in Trincomalee during July can be summarized as very hot and reasonably dry.
July is in the summer in Trincomalee and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around a hot 34°C (94°F), whilst at night 26°C (78°F) is normal.
| Daytime temperature | 34.4°C 93.9°F |
|---|---|
| Nightly temperature | 25.8°C 78.4°F |
| Average temperature | 30.1°C 86.2°F |
| Daily sunshine | 6.9 hrs |
| Avg rainfall | 63 mm 2.5 ins |
| Rainy days | 4 days |
| Sea temperature | 29.1°C 84.5°F |
| Humidity | 64% |
| Windspeed | 15.8kph 10 mph |
On average July is the 5th driest month of the year in Trincomalee with around 63mm 2.5 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 4 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.9 hours of sunshine per day.
July temperatures in Trincomalee
July rainfall
July hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Trincomalee in July 2025.
Other monthly averages
Trincomalee weather stats
| Hottest month: | June | 34.6°C 94.3°F |
|---|---|---|
| Driest month: | June | 25mm 1ins |
| Sunniest month: | March | 9.2hrs |
| Coldest month: | January | 27.8°C 82°F |
| Wettest month: | December | 367mm 14.4ins |
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