August weather forecast
Moss, Norway

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Weather in August

August observes a mild dip in temperatures but sustains most of July's conditions, maintaining summer's charm. Amid the highest sea temperatures, beach visits and water activities continue unabated. Alongside, the longer duration of sunshine compensates for the slight increase in rainfall. The pleasant weather encourages the continuation of outdoor social gatherings and summer celebrations. Despite the onset of autumn's anticipation, August in Moss, Norway holds tightly onto the best of summer elements.

Temperature

Moss ushers in August with an average high-temperature of a still enjoyable 18.7°C (65.7°F), showing a close resemblance to the previous month. Moss experiences a nighttime temperature average of 12.7°C (54.9°F) during August.

Humidity

In Moss, the average relative humidity in August is 78%.

Rainfall

In Moss, during August, the rain falls for 13.1 days and regularly aggregates up to 43mm (1.69") of precipitation. In Moss, during the entire year, the rain falls for 117.6 days and collects up to 433mm (17.05") of precipitation.

Snowfall

May through September are months without snowfall in Moss.

Sea temperature

August is the month with the warmest seawater, with an average sea temperature of 18.4°C (65.1°F).
Note: For most individuals, swimming in 18.4°C (65.1°F) is not a pleasurable activity. Breathing becomes progressively more difficult as water temperature declines below 21°C (69.8°F).

Daylight

In August, the average length of the day is 15h and 29min.
On the first day of the month, sunrise is at 05:03 and sunset at 21:44. On the last day of August, sunrise is at 06:12 and sunset at 20:22 CEST.

Sunshine

In August, the average sunshine is 9.8h.

UV index

In August, the average daily maximum UV index in Moss, Norway, is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: The maximum UV index of 4 during August translates into these guidelines:
Take precautions - Protection against sun damage is advised. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.

Frequently asked questions

What are August temperatures in Moss?

The average high-temperature, in August, in Moss, is 18.7°C (65.7°F), while the average low-temperature is 12.7°C (54.9°F).

What is the average humidity in August in Moss?

The average relative humidity in August in Moss, Norway, is 78%.

How many days does it rain in August in Moss?

In Moss, Norway, in August, during 13.1 rainfall days, 43mm (1.69") of precipitation is typically accumulated.

When it does not snow in Moss?

May through September are months without snowfall.

What month is the sea warmest in Moss?

August is the month with the warmest seawater in Moss, Norway, with an average sea temperature of 18.4°C (65.1°F).

How cold is the water in August in Moss?

In Moss, Norway, the average seawater temperature in August is 18.4°C (65.1°F). For swimming, a surface water temperature of 18.4°C (65.1°F) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 21°C (69.8°F).

What is the average length of the day in August in Moss?

The average day length in August in Moss, Norway, is 15h and 29min.

When are sunrise and sunset in August in Moss?

On the first day of August, sunrise is at 05:03 and sunset at 21:44. On the last day of the month, sunrise is at 06:12 and sunset at 20:22 CEST.

How many hours of sunshine does Moss have in August?

In August, the average sunshine duration is 9.8h.

How high is the UV index in August in Moss?

The average daily maximum UV index in August is 4. A UV Index of 3 to 5 symbolizes a moderate vulnerability from 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 visibility

Average temperature in August
Moss, Norway

Average temperature in August - Moss, Norway
  • Average high temperature in August: 18.7°C

The warmest month (with the highest average high temperature) is July (19.7°C).
The month with the lowest average high temperature is January (-0.4°C).

  • Average low temperature in August: 12.7°C

The month with the highest average low temperature is July (12.8°C).
The coldest month (with the lowest average low temperature) is February (-4.5°C).

Average pressure in August
Moss, Norway

Average pressure in August - Moss, Norway
  • Average pressure in August: 1011.4mbar

The month with the highest atmospheric pressure is April (1014.4mbar).
The month with the lowest atmospheric pressure is December (1008mbar).

Average wind speed in August
Moss, Norway

Average wind speed in August - Moss, Norway
  • Average wind speed in August: 12.5km/h

The windiest month (with the highest average wind speed) is December (16.4km/h).
The calmest month (with the lowest average wind speed) is July (12.1km/h).

Average humidity in August
Moss, Norway

Average humidity in August - Moss, Norway
  • Average humidity in August: 78%

The month with the highest relative humidity is February (87%).
The months with the lowest relative humidity are April and May (71%).

Average rainfall in August
Moss, Norway

Average rainfall in August - Moss, Norway
  • Average rainfall in August: 43mm

The wettest month (with the highest rainfall) is November (52mm).
The driest month (with the least rainfall) is April (19mm).

Average rainfall days in August
Moss, Norway

Average rainfall days in August - Moss, Norway
  • Average rainfall days in August: 13.1 days

The month with the highest number of rainy days is July (14.3 days).
The month with the least rainy days is February (4.8 days).

Average snowfall in August
Moss, Norway

Average snowfall in August - Moss, Norway
  • Average snowfall in August: 0mm

The month with the highest snowfall is January (108mm).
The months with the least snowfall are May, June, July, August and September (0mm).

Average snowfall days in August
Moss, Norway

Average snowfall days in August - Moss, Norway
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (10.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average sea temperature in August
Moss, Norway

Average sea temperature in August - Moss, Norway
  • Average sea temperature in August: 18.4°C

The best month for swimming (with the highest average sea temperature) is August (18.4°C).
The coldest month (with the lowest average sea temperature) is March (2.8°C).

Average daylight in August /
Average sunshine in August
Moss, Norway

Average daylight in August / Average sunshine in August - Moss, Norway
  • Average daylight in August: 15h and 3min

The month with the longest days is June (Average daylight: 18h and 30min).
The month with the shortest days is December (Average daylight: 6h and 12min).

  • Average sunshine in August: 9h and 5min

The month with the most sunshine is June (Average sunshine: 11h and 48min).
The month with the least sunshine is December (Average sunshine: 3h and 24min).

Average sunshine days in August
Moss, Norway

Average sunshine days in August - Moss, Norway
  • Average sunshine days in August: 15.9 days

The month with the most sunshine days is April (20.2 days).
The month with the least sunshine days is November (14.5 days).

Average UV index in August
Moss, Norway

Average UV index in August - Moss, Norway
  • Average UV index in August: 4

The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).

Average cloud cover in August
Moss, Norway

Average cloud cover in August - Moss, Norway
  • Average cloud cover in August: 38

The month with the most cloud cover is February (Cloud cover 60).
The months with the least cloud cover are June, July and August (Cloud cover 38).

Average visibility in August
Moss, Norway

Average visibility in August - Moss, Norway
  • Average visibility in August: 9km

The months with the highest visibility are May and June (10km).
The months with the lowest visibility are January, February and March (8km).

Moss, Norway

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