August weather forecastSvelvik, Norway
August
Weather in August
The last month of the summer, August, is also an enjoyable month in Svelvik, Norway, with an average temperature fluctuating between 10.3°C (50.5°F) and 18.8°C (65.8°F).Temperature
The arrival of August brings an average high-temperature of an enjoyable 18.8°C (65.8°F), closely following the temperature pattern of July. Throughout August, the average low-temperature records at a cool 10.3°C (50.5°F).Humidity
The average relative humidity in August is 79%.Rainfall
In Svelvik, Norway, in August, during 14.5 rainfall days, 40mm (1.57") of precipitation is typically accumulated. In Svelvik, during the entire year, the rain falls for 123.4 days and collects up to 384mm (15.12") of precipitation.Snowfall
June through September are months without snowfall.Sea temperature
With an average sea temperature of 17.8°C (64°F), August is the month with the warmest seawater in Svelvik.Note: Swimming in water that is 17.8°C (64°F) is not enjoyable for most. Breathing becomes more challenging to manage as the water temperature dips from 21°C (69.8°F) to 15°C (59°F).
Daylight
In August, the average length of the day in Svelvik is 15h and 31min.On the first day of August in Svelvik, sunrise is at 05:03 and sunset at 21:46. On the last day of the month, sunrise is at 06:13 and sunset at 20:23 CEST.
Sunshine
The average sunshine in August is 9.2h.UV index
In Svelvik, the average daily maximum UV index in August is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for average individuals.Note: A maximum UV index of 4 in August translates into the following recommendations:
Take precautions - Protection against skin and eye damage is obliged. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in August
Svelvik, Norway
- Average high temperature in August: 18.8°C
The warmest month (with the highest average high temperature) is July (20.3°C).
The month with the lowest average high temperature is January (-2.4°C).
- Average low temperature in August: 10.3°C
The month with the highest average low temperature is July (10.6°C).
The coldest months (with the lowest average low temperature) are January and February (-7.2°C).
Average pressure in August
Svelvik, Norway
- Average pressure in August: 1011.2mbar
The month with the highest atmospheric pressure is April (1014.5mbar).
The month with the lowest atmospheric pressure is December (1008mbar).
Average wind speed in August
Svelvik, Norway
- Average wind speed in August: 8.4km/h
The windiest months (with the highest average wind speed) are January and December (10.6km/h).
The calmest month (with the lowest average wind speed) is August (8.4km/h).
Average humidity in August
Svelvik, Norway
- Average humidity in August: 79%
The month with the highest relative humidity is February (90%).
The month with the lowest relative humidity is May (70%).
Average rainfall in August
Svelvik, Norway
- Average rainfall in August: 40mm
The wettest months (with the highest rainfall) are July and November (42mm).
The driest month (with the least rainfall) is April (16mm).
Average rainfall days in August
Svelvik, Norway
- Average rainfall days in August: 14.5 days
The month with the highest number of rainy days is July (15.2 days).
The months with the least rainy days are January and February (4.8 days).
Average snowfall in August
Svelvik, Norway
- Average snowfall in August: 0mm
The month with the highest snowfall is March (113mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in August
Svelvik, Norway
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is January (10.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average sea temperature in August
Svelvik, Norway
- Average sea temperature in August: 17.8°C
The best month for swimming (with the highest average sea temperature) is August (17.8°C).
The coldest month (with the lowest average sea temperature) is March (3.2°C).
Average daylight in August /
Average sunshine in August
Svelvik, Norway
- Average daylight in August: 15h and 30min
The month with the longest days is June (Average daylight: 18h and 36min).
The month with the shortest days is December (Average daylight: 6h and 12min).
- Average sunshine in August: 9h and 12min
The month with the most sunshine is June (Average sunshine: 11h and 30min).
The months with the least sunshine are January and December (Average sunshine: 3h and 24min).
Average sunshine days in August
Svelvik, Norway
- Average sunshine days in August: 13.9 days
The month with the most sunshine days is April (19.1 days).
The month with the least sunshine days is July (13.5 days).
Average UV index in August
Svelvik, 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 and February (UV index 1).
Average cloud cover in August
Svelvik, Norway
- Average cloud cover in August: 44
The month with the most cloud cover is February (Cloud cover 62).
The month with the least cloud cover is June (Cloud cover 43).
Average visibility in August
Svelvik, Norway
- Average visibility in August: 8km
The months with the highest visibility are April, May, June and July (9km).
The months with the lowest visibility are January, February and March (7km).





