Weather in July
Temperature
July's weather displays an average high-temperature of a pleasant 21.9°C (71.4°F), slightly varied from June's 19.8°C (67.6°F). St-Malo reports an average low-temperature of 13.5°C (56.3°F) during the nights of July.Humidity
In July, the average relative humidity in St-Malo is 81%.Rainfall
In St-Malo, France, in July, it is raining for 7.6 days, with typically 50mm (1.97") of accumulated precipitation. Throughout the year, there are 129.4 rainfall days, and 759mm (29.88") of precipitation is accumulated.Snowfall
In St-Malo, France, snow does not fall in May through October.Sea temperature
In St-Malo, the average seawater temperature in July is 16.4°C (61.5°F).Note: In water of 16.4°C (61.5°F), the majority of people do not enjoy swimming. Breathing becomes increasingly hard to manage as the temperature drops from 21°C (69.8°F) to 15°C (59°F).
Daylight
In St-Malo, the average length of the day in July is 15h and 40min.On the first day of July in St-Malo, sunrise is at 06:10 and sunset at 22:14. On the last day of the month, sunrise is at 06:41 and sunset at 21:47 CEST.
Sunshine
In St-Malo, the average sunshine in July is 6.7h.UV index
June and July, with an average maximum UV index of 7, are months with the highest UV index in St-Malo. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for average individuals.Note: The maximum UV index of 7 during July leads to these instructions:
Dodge overexposure. Fair-skinned people can get singed in less than 20 minutes. From 10 a.m. to 4 p.m., when UV radiation is at its strongest, limit direct exposure to the Sun and note that shade structures may not provide full sun protection. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.
Frequently asked questions
What is the temperature in July in St-Malo?
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How many days does it rain in July in St-Malo?
When it does not snow in St-Malo?
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How many hours of daylight does St-Malo have in July?
When are sunrise and sunset in July in St-Malo?
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What are the months with the highest UV index in St-Malo?
What is the UV index reading in July in St-Malo?
Average temperature in July
St-Malo, France
- Average high temperature in July: 21.9°C
The warmest month (with the highest average high temperature) is August (22°C).
The month with the lowest average high temperature is January (8.8°C).
- Average low temperature in July: 13.5°C
The month with the highest average low temperature is August (13.6°C).
The coldest month (with the lowest average low temperature) is February (3.1°C).
Average humidity in July
St-Malo, France
- Average humidity in July: 81%
The months with the highest relative humidity are October and December (85%).
The months with the lowest relative humidity are March, April and May (79%).
Average rainfall in July
St-Malo, France
- Average rainfall in July: 49.7mm
The wettest months (with the highest rainfall) are October and November (86.8mm).
The driest month (with the least rainfall) is June (49.1mm).
Average rainfall days in July
St-Malo, France
- Average rainfall days in July: 7.6 days
The month with the highest number of rainy days is November (13.8 days).
The month with the least rainy days is July (7.6 days).
Average snowfall days in July
St-Malo, France
- Average snowfall days in July: 0 days
The month with the highest number of snowfall days is February (2.5 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average sea temperature in July
St-Malo, France
- Average sea temperature in July: 16.4°C
The best month for swimming (with the highest average sea temperature) is September (18.2°C).
The coldest month (with the lowest average sea temperature) is February (8.7°C).
Average daylight in July /
Average sunshine in July
St-Malo, France
- Average daylight in July: 15h and 4min
The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 24min).
- Average sunshine in July: 6h and 4min
The month with the most sunshine is June (Average sunshine: 6h and 54min).
The month with the least sunshine is December (Average sunshine: 2h and 6min).
Average UV index in July
St-Malo, France
- Average UV index in July: 7
The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, November and December (UV index 1).
St-Malo, France
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