Weather in Negombo: July
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Average day temperature: | 85.1°F |
| Average night temperature: | 79.4°F | |
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Sea water temperature: | 82.3°F |
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Number of sunny days: | 2 days |
| Day length: | 12.4 - 12.5 hours | |
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Number of rainy days: | 14 days |
| Precipitation totals: | 9.3 in. | |
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forecast
| Negombo |
temperature
| Negombo |
Air temperature in July, °F
The highest day temperature during July of 2025 was 84°F. At the same time the lowest night temperature was 75°F. Daily and nightly averages during July were 81.9°F and 79.2°F.
Sea water temperature in Negombo in July, °F
The average sea water temperature in July of 2025 was 83.2°F. The highest and lowest sea temperatures during the month were 85.3°F and 81.1°F.
Mostly all days in July are cloudy but sunny and partly cloudy days are also possible.
Precipitation total in July, in.
Precipitation total value in Negombo in July is 11.0 in.
The average wind speed value in July is 12.0 mph It makes July one of the most windy months of the year.
This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in July is: 4.7.
Best time for vacation in Negombo
Negombo on a weather map
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