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Diego Garcia weather in July 2025
Expect 29°C daytime maximum temperatures in the shade with on average -9999 hours of sunshine per day in Diego Garcia in July. Check more long-term weather averages for Diego Garcia in July before you book your next holiday to British Indian Ocean Territory in 2025/2026.
- 2929°C max day temperature
- 1414 days with some rainfall
- 2424°C min night temperature
- 1212 hours of daylight per day
- MModerate heat & humidity
- 143143 mm of monthly rainfall
- 1010 (Very High) UV index
- 2727°C sea temperature
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Recommended for the British Indian Ocean Territory
The July weather guide for British Indian Ocean Territory, represented by Diego Garcia, (Diego Garcia) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.
Metric (°C / mm) | Imperial (°F / inches)
How hot is it in Diego Garcia in July?
Daytime temperatures usually reach 29°C in Diego Garcia in July with moderate heat and humidity, falling to 24°C at night.
How warm is the sea around Diego Garcia in July?
The average sea temperature around Diego Garcia in July is 27°C.
Does it rain in Diego Garcia in July?
There are usually 14 days with some rain in Diego Garcia in July and the average monthly rainfall is 143mm.
Diego Garcia July sunrise & sunset times
Browse the sunrise and sunset times for Diego Garcia in July 2025. Select a month to view Diego Garcia sunrise and sunset times for the next 12 months.
JanFebMarAprMayJunJulAugSepOctNovDec
Date | Sunrise times | Sunset times |
---|---|---|
Tuesday, 1st July 2025 | 07:23 | 19:06 |
Wednesday, 16th July 2025 | 07:24 | 19:09 |
Thursday, 31st July 2025 | 07:23 | 19:11 |
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