July weather forecastTreffiagat, France

July

Weather in July

July, like June, in Treffiagat, France, is another refreshing summer month, with an average temperature ranging between max 19.4°C (66.9°F) and min 15.6°C (60.1°F).

Temperature

The warmest time of the year is July, with temperatures averaging a high of 19.4°C (66.9°F) and a low of 15.6°C (60.1°F).

Humidity

June through August and December, with an average relative humidity of 81%, are the most humid months in Treffiagat, France.

Rainfall

In Treffiagat, in July, it is raining for 10.1 days, with typically 14mm (0.55") of accumulated precipitation. Throughout the year, in Treffiagat, there are 144.1 rainfall days, and 289mm (11.38") of precipitation is accumulated.

Snowfall

February through November are months without snowfall.

Daylight

The average length of the day in July is 15h and 34min.
On the first day of July, sunrise is at 06:22 and sunset at 22:19. On the last day of the month, sunrise is at 06:53 and sunset at 21:53 CEST.

Sunshine

The month with the most sunshine in Treffiagat is July, with an average of 10.7h of sunshine.

UV index

The months with the highest UV index are June through September, with an average maximum UV index of 5. A UV Index reading of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In July, a daily maximum UV index of 5 leads to the following instructions:
Undertake precautions - Guarding against sun damage is counselled. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. To cut down UV radiation exposure by about half, sport a wide-brim hat.

Updated: Feb 2, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

During the warmest month in Treffiagat, July, temperatures average a high of 19.4°C (66.9°F) and a low of 15.6°C (60.1°F).

In Treffiagat, 19.4°C (66.9°F) is the average high-temperature and 15.6°C (60.1°F) is the average low-temperature during July.

The months with the highest humidity in Treffiagat are June through August and December, with an average relative humidity of 81%.

The average relative humidity in July in Treffiagat is 81%.

In Treffiagat, France, in July, during 10.1 rainfall days, 14mm (0.55") of precipitation is typically accumulated.

February through November are months without snowfall in Treffiagat.

The average day length in July is 15h and 34min.

In July, on the first day of the month, sunrise is at 06:22 and sunset at 22:19. On the last day of the month, in Treffiagat, sunrise is at 06:53 and sunset at 21:53 CEST.

With an average of 10.7h of sunshine, July has the most sunshine of the year.

The average sunshine duration in July in Treffiagat is 10.7h.

The months with the highest UV index are June through September, with an average maximum UV index of 5.

In July, the average daily maximum UV index in Treffiagat, France, is 5. A UV Index reading of 3 to 5 represents a moderate health threat from exposure to the Sun's UV radiation.

Today

Tomorrow

Long-term

Year J F M A M J July A S O N D

Jun

July

Aug

Average high temperature

17.4°C

19.4°C

19.2°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

19.8km/h

19.5km/h

19.2km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

10.3

10.1

10.2

Average snowfall days

Average daylight

Average sunshine

Average sunshine days

16.8

18.1

18.6

Average UV index

Average cloud cover

Average visibility

Average temperature in July
Treffiagat, France

Average high temperature in July: 19.4°C

The warmest month (with the highest average high temperature) is July (19.4°C).
The month with the lowest average high temperature is February (9.8°C).

Average low temperature in July: 15.6°C

The month with the highest average low temperature is August (15.8°C).
The coldest month (with the lowest average low temperature) is February (7.3°C).

Average pressure in July
Treffiagat, France

Average pressure in July: 1017.7mbar

The month with the highest atmospheric pressure is September (1018.5mbar).
The month with the lowest atmospheric pressure is November (1012.6mbar).

Average wind speed in July
Treffiagat, France

Average wind speed in July: 18.4km/h

The windiest month (with the highest average wind speed) is December (27.4km/h).
The calmest month (with the lowest average wind speed) is August (18km/h).

Average humidity in July
Treffiagat, France

Average humidity in July: 81%

The months with the highest relative humidity are June, July, August and December (81%).
The months with the lowest relative humidity are February, March, April, September and November (79%).

Average rainfall in July
Treffiagat, France

Average rainfall in July: 14mm

The wettest month (with the highest rainfall) is November (40mm).
The driest month (with the least rainfall) is September (13mm).

Average rainfall days in July
Treffiagat, France

Average rainfall days in July: 10.1 days

The month with the highest number of rainy days is January (15.6 days).
The month with the least rainy days is September (7.8 days).

Average snowfall days in July
Treffiagat, France

Average snowfall days in July: 0 days

The month with the highest number of snowfall days is December (0.2 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October and November (0 days).

Average daylight in July /
Average sunshine in July
Treffiagat, France

Average daylight in July: 15h and 36min

The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).

Average sunshine in July: 10h and 42min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 3h and 42min).

Average sunshine days in July
Treffiagat, France

Average sunshine days in July: 18.1 days

The month with the most sunshine days is September (19.6 days).
The month with the least sunshine days is November (10.6 days).

Average UV index in July
Treffiagat, France

Average UV index in July: 5

The months with the highest UV index are June, July, August and September (UV index 5).
The months with the lowest UV index are January, February, March, April, November and December (UV index 3).

Average cloud cover in July
Treffiagat, France

Average cloud cover in July: 38

The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is September (Cloud cover 36).

Average visibility in July
Treffiagat, France

Average visibility in July: 10km

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).