September weather forecast
Frie Baton, Guernsey

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Weather in September

September brings the beginning of autumn to Frie Baton, Guernsey with shifting meteorological patterns indicate a slight change in climate. Wind gusts reach their peak for the year at 37.6km/h (23.4mph), bringing with it cooler weather. Days start to get shorter, pushing the temperatures downward. As nature starts to transition, the surroundings take on an earthy tone and autumn blooms start to appear. It's a wonderful time for photography or relaxed outdoor activities.

Temperature

The beginning of September in Frie Baton records an average high-temperature of a still enjoyable 17.2°C (63°F), marking a negligible difference from August's 17.8°C (64°F). Frie Baton's nocturnal average in September closely mirrors its daytime temperatures, settling at a moderate 15.4°C (59.7°F).

Humidity

In Frie Baton, the average relative humidity in September is 80%.

Rainfall

In Frie Baton, in September, during 13.5 rainfall days, 31mm (1.22") of precipitation is typically accumulated. Throughout the year, there are 196.3 rainfall days, and 557mm (21.93") of precipitation is accumulated.

Snowfall

February through December are months without snowfall.

Daylight

In September, the average length of the day is 12h and 36min.
On the first day of September in Frie Baton, Guernsey, sunrise is at 06:27 and sunset at 19:53. On the last day of the month, sunrise is at 07:09 and sunset at 18:51 BST.

Sunshine

In September, the average sunshine is 8.4h.

UV index

The months with the highest UV index in Frie Baton are July through September, with an average maximum UV index of 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In September, the maximum UV index of 5 translates into these guidelines:
Take necessary precautions - Defending against sun damage is advocated. To protect against the Sun's most potent rays, avoid direct exposure around midday. Tightly woven clothing, when worn loosely, shields effectively against the Sun.

Frequently asked questions

What are the temperatures in Frie Baton in September?

In Frie Baton, in September, the average high-temperature is 17.2°C (63°F), and the average low-temperature is 15.4°C (59.7°F).

What is the average humidity in September in Frie Baton?

In Frie Baton, Guernsey, the average relative humidity in September is 80%.

How much does it rain in Frie Baton in September?

In Frie Baton, Guernsey, during September, the rain falls for 13.5 days and regularly aggregates up to 31mm (1.22") of precipitation.

When it does not snow in Frie Baton?

February through December are months without snowfall in Frie Baton.

How many hours of daylight does Frie Baton have in September?

The average day length in September in Frie Baton is 12h and 36min.

What time are sunrise and sunset in September in Frie Baton?

On the first day of September, sunrise is at 06:27 and sunset at 19:53. On the last day of the month, sunrise is at 07:09 and sunset at 18:51 BST.

How long on average sun shines in September in Frie Baton?

The average sunshine duration in September is 8.4h.

What are the months with the highest UV index in Frie Baton?

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

What is the UV index reading in September in Frie Baton?

The average daily maximum UV index in September in Frie Baton, Guernsey, is 5. A UV Index of 3 to 5 symbolizes a moderate vulnerability from unsafe exposure to Sun's UV rays.
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 September
Frie Baton, Guernsey

Average temperature in September - Frie Baton, Guernsey
  • Average high temperature in September: 17.2°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 September: 15.4°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 September
Frie Baton, Guernsey

Average pressure in September - Frie Baton, Guernsey
  • Average pressure in September: 1017.9mbar

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 September
Frie Baton, Guernsey

Average wind speed in September - Frie Baton, Guernsey
  • Average wind speed in September: 25.8km/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 September
Frie Baton, Guernsey

Average humidity in September - Frie Baton, Guernsey
  • Average humidity in September: 80%

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 September
Frie Baton, Guernsey

Average rainfall in September - Frie Baton, Guernsey
  • Average rainfall in September: 31mm

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

Average rainfall days in September
Frie Baton, Guernsey

Average rainfall days in September - Frie Baton, Guernsey
  • Average rainfall days in September: 13.5 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 September
Frie Baton, Guernsey

Average snowfall in September - Frie Baton, Guernsey
  • Average snowfall in September: 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 September
Frie Baton, Guernsey

Average snowfall days in September - Frie Baton, Guernsey
  • Average snowfall days in September: 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 September /
Average sunshine in September
Frie Baton, Guernsey

Average daylight in September / Average sunshine in September - Frie Baton, Guernsey
  • Average daylight in September: 12h and 4min

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 September: 8h and 2min

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 September
Frie Baton, Guernsey

Average sunshine days in September - Frie Baton, Guernsey
  • Average sunshine days in September: 13.1 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 September
Frie Baton, Guernsey

Average UV index in September - Frie Baton, Guernsey
  • Average UV index in September: 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 September
Frie Baton, Guernsey

Average cloud cover in September - Frie Baton, Guernsey
  • Average cloud cover in September: 41

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 September
Frie Baton, Guernsey

Average visibility in September - Frie Baton, Guernsey
  • Average visibility in September: 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).

Frie Baton, Guernsey

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