The climate in Mount Vernon during July can be summarized as hot and a little damp.
July is in the summer in Mount Vernon and is typically the warmest month of the year. Daytime maximum temperatures average around a warm 32°C (90°F), whilst at night 19°C (67°F) is normal.
Daytime temperature | 32.2°C 90°F |
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Nightly temperature | 19.4°C 66.9°F |
Average temperature | 25.8°C 78.4°F |
Daily sunshine | 11.1 hrs |
Avg rainfall | 82 mm 3.2 ins |
Rainy days | 7 days |
Sea temperature | 20.7°C 69.2°F |
Humidity | 70% |
Windspeed | 13.3kph 8 mph |
On average July is the 4th driest month of the year in Mount Vernon with around 82mm 3.2 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 7 days, although this may vary considerably.
On the flip side this corresponds to an average of 11.1 hours of sunshine per day.
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 Mount Vernon in July 2025.
Hottest month: | July | 31.9°C 89.4°F |
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Driest month: | January | 45mm 1.8ins |
Sunniest month: | July | 11.1hrs |
Coldest month: | January | 5.7°C 42.3°F |
Wettest month: | June | 125mm 4.9ins |