Normal weather for Dønna in September
It's cool in September in Dønna with an average temperature of 13°C. Temperatures this month range from a low of 11°C to a high of 17°C. At night, you can expect temperatures between 5°C and 10°C.
In September, there is an average of 166 mm of precipitation, spread over 18 days. The wind speed is around 3 Bft, mostly coming from the Southeast.
Dønna in September |
New York | ||
|---|---|---|---|
 Average Temperature |
13°C | 27°C | |
 High Temp |
17°C | 31°C | |
| Low Temp |
11°C | 21°C | |
 Total Precipitation |
166 mm | 57 mm | |
| Rainy Days |
18 days | 9 days | |
Start of September
The month of September starts in Dønna with cool temps, averaging around 15°C during the day and nights around 9°C. You can expect regular precipitation, but there will also be some sunny days in the early part of the month.
With the temperature difference between day and night, it’s smart to wear layers. During the day, choose a light jacket, sweater or hoodie, and long pants. In the evening and morning, go for a warm jacket, sweater or hoodie, and long pants.
Mid September
By mid-September, daytime temps drop to around 14°C, with nights around 8°C. There’s a high chance of precipitation during this time.
Since it cools down at night, it’s a good idea to wear layers. During the day, choose a light jacket, sweater or hoodie, and long pants. In the evening and morning, go for a warm jacket, sweater or hoodie, and long pants.
End of September
By the end of September, the average daytime temperature in Dønna is around 13°C, while nighttime temps are about 7°C. Expect regular precipitation, but if you’re lucky, you’ll also get some dry and sunny days.
Because temperatures drop in the evening, wearing layers is recommended. During the day, go for a warm jacket, sweater or hoodie, and long pants. For the evening and morning, we recommend a thick jacket, sweater, and long pants.
UV index
The UV index is a maximum of 5 this month. That's a moderate value on the intensity scale of 1 to 11. Unprotected skin can burn in about 30 minutes.
Is September a good time to visit Dønna?
Looking for sun? September isn’t a good month to be in Dønna. There’s too much chance of rain this month.
Temperature records for Dønna in September
Check out the climate of Dønna for all months and discover the best travel time
August
Daily Temperature in September in Dønna
This chart shows the average daily high and low temperatures in September for Dønna, in degrees Celsius. The red line represents the highs, and the blue line shows the lows. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, provide the average temperatures for this month.
Daily Precipitation in September in Dønna
The chart below shows the average daily precipitation in September for Dønna, measured in millimeters over the past few years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are listed at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that it rained more often. But remember, it’s just an average, and every day can be different. Based on historical weather data for September, you can expect about 18 days of precipitation in Dønna.
Daily UV Index in September in Dønna
This chart shows the average daily UV index in September in Dønna, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in September in Dønna Over the Years
This chart shows the average temperature in September in Dønna, measured in degrees Celsius, over the past few years.
Total Precipitation in September in Dønna Over the Years
This chart shows the average precipitation in September in Dønna, measured in millimeters over the past years. Precipitation is always measured as water, whether it’s snow or hail.
Daily Climate in September for Dønna
Click on any day in September to get detailed info about the usual weather on that day in Dønna. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in September in Dønna
Have you been to Dønna in September?
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Average Weather in Dønna by Month
Click on a month below to see detailed weather info for Dønna. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
