July weather forecast
Grand Fort, Guernsey

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Weather in July

Weather in July holds the apex of summer for Grand Fort with the highest temperature averages. Results in warmer days and balmy nights, making it the perfect time for beach and water activities. The month features a slight fluctuation in the weather parameters with a small decrease in rainfall and a decrease in daylight hours. However, the UV index reaches its peak at 5, making sunblock a summer essential. Despite the summer heat, the wind speed and also wind gusts remain at their lowest for the year at 21.9km/h (13.6mph) and 34.2km/h (21.3mph) respectively.

Temperature

June's transformation into July witnesses an average high-temperature of a still refreshing 16.9°C (62.4°F) in Grand Fort, noting a minor change from the preceding month. In Grand Fort, July nights experience a modest descent in temperature from daily peaks, cooling down to an average of 15.3°C (59.5°F).

Humidity

The months with the highest humidity in Grand Fort are June and July, with an average relative humidity of 84%.

Rainfall

July is the month with the least rainfall in Grand Fort, Guernsey. Rain falls for 12.8 days and accumulates 26mm (1.02") of precipitation.

Snowfall

In Grand Fort, snow does not fall in February through December.

Daylight

In Grand Fort, the average length of the day in July is 15h and 47min.
On the first day of July in Grand Fort, sunrise is at 05:08 and sunset at 21:20. On the last day of the month, sunrise is at 05:40 and sunset at 20:52 BST.

Sunshine

July has the most sunshine of the year, with an average of 9.7h of sunshine.

UV index

July through September, with an average maximum UV index of 5, are months with the highest UV index. A UV Index value of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: The maximum daily UV index, 5 in July, converts into the following recommendations:
Take heed. Individuals of lighter complexion can be burned in less than half an hour. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. A hat with a broad brim is indispensable, filtering out up to half of UV rays.

Frequently asked questions

What is the temperature in July in Grand Fort?

In July, the average high-temperature and low-temperature are 16.9°C (62.4°F) and 15.3°C (59.5°F) respectively.

What are the most humid months in Grand Fort?

The months with the highest humidity in Grand Fort are June and July, with an average relative humidity of 84%.

What is the average humidity in July in Grand Fort?

In July, the average relative humidity in Grand Fort is 84%.

What is the driest month in Grand Fort?

The month with the least rainfall in Grand Fort, Guernsey, is July, when the rain falls for 12.8 days and typically collects 26mm (1.02") of precipitation.

How many days does it rain in July in Grand Fort?

In July, the rain falls for 12.8 days. Throughout July, 26mm (1.02") of precipitation is accumulated.

When it does not snow in Grand Fort?

In Grand Fort, Guernsey, snow does not fall in February through December.

What is the average length of the day in July in Grand Fort?

In Grand Fort, Guernsey, the average day length in July is 15h and 47min.

When are sunrise and sunset in July in Grand Fort?

In July, on the first day of the month, sunrise is at 05:08 and sunset at 21:20. On the last day of the month, in Grand Fort, Guernsey, sunrise is at 05:40 and sunset at 20:52 BST.

What month has the most sunshine in Grand Fort?

The month with the most sunshine in Grand Fort, Guernsey, is July, with an average of 9.7h of sunshine.

How many hours of sunshine does Grand Fort have in July?

The average sunshine duration in July is 9.7h.

What are the months with the highest UV index in Grand Fort?

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

What is the UV index intensity in July in Grand Fort?

The average daily maximum UV index in July in Grand Fort is 5. A UV Index reading of 3 to 5 represents a medium hazard to health from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover

Average temperature in July
Grand Fort, Guernsey

Average temperature in July - Grand Fort, Guernsey
  • Average high temperature in July: 16.9°C

The warmest month (with the highest average high temperature) is August (17.8°C).
The month with the lowest average high temperature is February (9.2°C).

  • Average low temperature in July: 15.3°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°C).

Average pressure in July
Grand Fort, Guernsey

Average pressure in July - Grand Fort, Guernsey
  • Average pressure in July: 1016.7mbar

The month with the highest atmospheric pressure is September (1017.9mbar).
The month with the lowest atmospheric pressure is November (1011.5mbar).

Average wind speed in July
Grand Fort, Guernsey

Average wind speed in July - Grand Fort, Guernsey
  • Average wind speed in July: 21.9km/h

The windiest month (with the highest average wind speed) is December (36km/h).
The calmest month (with the lowest average wind speed) is July (21.9km/h).

Average humidity in July
Grand Fort, Guernsey

Average humidity in July - Grand Fort, Guernsey
  • Average humidity in July: 84%

The months with the highest relative humidity are June and July (84%).
The months with the lowest relative humidity are November and December (77%).

Average rainfall in July
Grand Fort, Guernsey

Average rainfall in July - Grand Fort, Guernsey
  • Average rainfall in July: 26mm

The wettest month (with the highest rainfall) is November (87mm).
The driest month (with the least rainfall) is July (26mm).

Average rainfall days in July
Grand Fort, Guernsey

Average rainfall days in July - Grand Fort, Guernsey
  • Average rainfall days in July: 12.8 days

The month with the highest number of rainy days is November (22.8 days).
The month with the least rainy days is June (11.5 days).

Average snowfall in July
Grand Fort, Guernsey

Average snowfall in July - Grand Fort, Guernsey
  • Average snowfall in July: 0mm

The month with the highest snowfall is January (2mm).
The months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0mm).

Average snowfall days in July
Grand Fort, Guernsey

Average snowfall days in July - Grand Fort, Guernsey
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (0.3 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October, November and December (0 days).

Average daylight in July /
Average sunshine in July
Grand Fort, Guernsey

Average daylight in July / Average sunshine in July - Grand Fort, Guernsey
  • Average daylight in July: 15h and 5min

The month with the longest days is June (Average daylight: 16h and 12min).
The month with the shortest days is December (Average daylight: 8h and 12min).

  • Average sunshine in July: 9h and 4min

The month with the most sunshine is July (Average sunshine: 9h and 42min).
The months with the least sunshine are January, November and December (Average sunshine: 3h and 54min).

Average sunshine days in July
Grand Fort, Guernsey

Average sunshine days in July - Grand Fort, Guernsey
  • Average sunshine days in July: 15.4 days

The month with the most sunshine days is May (16.3 days).
The month with the least sunshine days is November (4 days).

Average UV index in July
Grand Fort, Guernsey

Average UV index in July - Grand Fort, Guernsey
  • Average UV index in July: 5

The months with the highest UV index are July, August and September (UV index 5).
The month with the lowest UV index is February (UV index 2).

Average cloud cover in July
Grand Fort, Guernsey

Average cloud cover in July - Grand Fort, Guernsey
  • Average cloud cover in July: 37

The months with the most cloud cover are November and December (Cloud cover 63).
The month with the least cloud cover is July (Cloud cover 37).

Average visibility in July
Grand Fort, Guernsey

Average visibility in July - Grand Fort, Guernsey
  • 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).

Grand Fort, Guernsey

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