September weather forecast
Gryllefjord, Norway

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Weather in September

September, the first month of the autumn in Gryllefjord, is also a fresh month, with an average temperature varying between 11.2°C (52.2°F) and 9.4°C (48.9°F).

Temperature

On the advent of September, Gryllefjord's average high-temperature exhibits a minor adjustment to a still cool 11.2°C (52.2°F) from August's 12.6°C (54.7°F). During the nights of September, Gryllefjord records an average temperature of 9.4°C (48.9°F), a minor drop from daytime peaks.

Humidity

The average relative humidity in September is 78%.

Rainfall

In Gryllefjord, Norway, in September, it is raining for 18.1 days, with typically 51mm (2.01") of accumulated precipitation. In Gryllefjord, during the entire year, the rain falls for 164.6 days and collects up to 646mm (25.43") of precipitation.

Snowfall

June through September are months without snowfall.

Sea temperature

In Gryllefjord, in September, the average water temperature is 10.5°C (50.9°F).
Note: It is risky to swim in 10.5°C (50.9°F). Temperatures beneath 10°C (50°F) induce rapid cold shock and hyperventilation.

Daylight

In Gryllefjord, the average length of the day in September is 13h and 19min.
On the first day of the month, sunrise is at 05:13 and sunset at 20:30. On the last day of September, sunrise is at 07:04 and sunset at 18:18 CEST.

Sunshine

The average sunshine in September in Gryllefjord is 6.3h.

UV index

The average daily maximum UV index in September is 3. A UV Index value of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The daily maximum UV index of 3 in September interprets into the following advice:
Exercise prevention - Precautions against solar damage are endorsed. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
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Frequently asked questions

What are September temperatures in Gryllefjord?

In September, the average high-temperature and low-temperature in Gryllefjord are 11.2°C (52.2°F) and 9.4°C (48.9°F) respectively.

What is the average humidity in September in Gryllefjord?

In Gryllefjord, Norway, the average relative humidity in September is 78%.

How much does it rain in Gryllefjord in September?

In Gryllefjord, during September, the rain falls for 18.1 days and regularly aggregates up to 51mm (2.01") of precipitation.

When it does not snow in Gryllefjord?

June through September are months without snowfall in Gryllefjord, Norway.

Does it snow in Gryllefjord in September?

In Gryllefjord, in September, it doesn't snow. In October, it regularly snows.

What is the water temperature in September in Gryllefjord?

In Gryllefjord, Norway, the average seawater temperature in September is 10.5°C (50.9°F). Swimming in 10.5°C (50.9°F) is considered dangerous. Unprotected immersion in temperatures below 10°C (50°F) causes quickly maximum intensity cold shock with hyperventilation.

How many hours of daylight does Gryllefjord have in September?

In September, the average day length in Gryllefjord is 13h and 19min.

When are sunrise and sunset in September in Gryllefjord?

In September, on the first day of the month, sunrise is at 05:13 and sunset at 20:30. On the last day of the month, in Gryllefjord, sunrise is at 07:04 and sunset at 18:18 CEST.

How long on average sun shines in September in Gryllefjord?

In September, the average sunshine duration in Gryllefjord is 6.3h.

What is the UV index intensity in September in Gryllefjord?

In September, the average daily maximum UV index in Gryllefjord is 3. A UV Index reading of 3 to 5 represents a moderate health threat 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 September
Gryllefjord, Norway

Average temperature in September - Gryllefjord, Norway
  • Average high temperature in September: 11.2°C

The warmest month (with the highest average high temperature) is August (12.6°C).
The month with the lowest average high temperature is February (1.8°C).

  • Average low temperature in September: 9.4°C

The month with the highest average low temperature is August (10.7°C).
The coldest month (with the lowest average low temperature) is February (-0.7°C).

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Average pressure in September
Gryllefjord, Norway

Average pressure in September - Gryllefjord, Norway
  • Average pressure in September: 1008.6mbar

The month with the highest atmospheric pressure is May (1013.7mbar).
The month with the lowest atmospheric pressure is December (1000.1mbar).

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Average wind speed in September
Gryllefjord, Norway

Average wind speed in September - Gryllefjord, Norway
  • Average wind speed in September: 20.7km/h

The windiest month (with the highest average wind speed) is March (29.1km/h).
The calmest month (with the lowest average wind speed) is July (17.8km/h).

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Average humidity in September
Gryllefjord, Norway

Average humidity in September - Gryllefjord, Norway
  • Average humidity in September: 78%

The month with the highest relative humidity is July (83%).
The months with the lowest relative humidity are March and December (71%).

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Average rainfall in September
Gryllefjord, Norway

Average rainfall in September - Gryllefjord, Norway
  • Average rainfall in September: 51mm

The wettest months (with the highest rainfall) are November and December (69mm).
The driest month (with the least rainfall) is July (32mm).

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Average rainfall days in September
Gryllefjord, Norway

Average rainfall days in September - Gryllefjord, Norway
  • Average rainfall days in September: 18.1 days

The month with the highest number of rainy days is October (19 days).
The month with the least rainy days is February (7.6 days).

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Average snowfall in September
Gryllefjord, Norway

Average snowfall in September - Gryllefjord, Norway
  • Average snowfall in September: 0mm

The month with the highest snowfall is February (129mm).
The months with the least snowfall are June, July, August and September (0mm).

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Average snowfall days in September
Gryllefjord, Norway

Average snowfall days in September - Gryllefjord, Norway
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is March (14.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average sea temperature in September
Gryllefjord, Norway

Average sea temperature in September - Gryllefjord, Norway
  • Average sea temperature in September: 10.5°C

The best month for swimming (with the highest average sea temperature) is August (12°C).
The coldest month (with the lowest average sea temperature) is March (4.1°C).

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Average daylight in September /
Average sunshine in September
Gryllefjord, Norway

Average daylight in September / Average sunshine in September - Gryllefjord, Norway
  • Average daylight in September: 13h and 2min

The month with the longest days is August (Average daylight: 17h and 54min).
The months with the shortest days are June and December (Average daylight: 0h and 0min).

  • Average sunshine in September: 6h and 2min

The month with the most sunshine is August (Average sunshine: 8h and 42min).
The month with the least sunshine is December (Average sunshine: 0h and 18min).

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Average sunshine days in September
Gryllefjord, Norway

Average sunshine days in September - Gryllefjord, Norway
  • Average sunshine days in September: 9.5 days

The month with the most sunshine days is July (14.6 days).
The month with the least sunshine days is March (5.9 days).

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Average UV index in September
Gryllefjord, Norway

Average UV index in September - Gryllefjord, Norway
  • Average UV index in September: 3

The month with the highest UV index is July (UV index 4).
The months with the lowest UV index are February and March (UV index 1).

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Average cloud cover in September
Gryllefjord, Norway

Average cloud cover in September - Gryllefjord, Norway
  • Average cloud cover in September: 58

The month with the most cloud cover is March (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 54).

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Average visibility in September
Gryllefjord, Norway

Average visibility in September - Gryllefjord, Norway
  • Average visibility in September: 10km

The months with the highest visibility are June, July, August and September (10km).
The months with the lowest visibility are February and March (8km).

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Gryllefjord, Norway

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