Normal weather for Koster in September
It's cool to moderate in September in Koster with an average temperature of 18°C. Temperatures this month range from a low of 16°C to a high of 21°C. At night, you can expect temperatures between 10°C and 14°C.
In September, there is an average of 44 mm of precipitation, spread over 8 days. The wind speed is around 4 Bft, mostly coming from the South.
Koster in September |
New York | ||
|---|---|---|---|
 Average Temperature |
18°C | 27°C | |
 High Temp |
21°C | 31°C | |
| Low Temp |
16°C | 21°C | |
 Total Precipitation |
44 mm | 57 mm | |
| Rainy Days |
8 days | 9 days | |
Start of September
The month of September starts in Koster with mild temps, averaging around 20°C during the day and nights around 13°C. A few showers might pop up early in the month, but overall, it’ll stay mostly sunny and dry.
With the temperature difference between day and night, it’s smart to wear layers. During the day, a shirt, maybe a light sweater, and thin pants will do. In the evening and morning, choose a light jacket, sweater or hoodie, and long pants.
Mid September
By mid-September, daytime temps drop to around 19°C, with nights around 12°C. There’s a chance of some showers during this time, but plenty of dry and sunny days too.
Since it cools down at night, it’s a good idea to wear layers. During the day, a shirt, maybe a light sweater, and thin pants will do. In the evening and morning, choose a light jacket, sweater or hoodie, and long pants.
End of September
By the end of September, the average daytime temperature in Koster is around 17°C, while nighttime temps are about 12°C. A shower might pop up, but overall, the weather will be dry and sunny.
Because temperatures drop in the evening, wearing layers is recommended. 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.
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 Koster?
Looking for great weather? September is a good time to be in Koster. The temperatures are nice, and there’s not too much rain.
Temperature records for Koster in September
Check out the climate of Koster for all months and discover the best travel time
Curious about the weather in other parts of Denmark? Check out the climate and weather for spots like Copenhagen, Billund, North Denmark, or explore other destinations in Denmark.
August
Daily Temperature in September in Koster
This chart shows the average daily high and low temperatures in September for Koster, 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 Koster
The chart below shows the average daily precipitation in September for Koster, 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 8 days of precipitation in Koster.
Daily UV Index in September in Koster
This chart shows the average daily UV index in September in Koster, 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 Koster Over the Years
This chart shows the average temperature in September in Koster, measured in degrees Celsius, over the past few years.
Total Precipitation in September in Koster Over the Years
This chart shows the average precipitation in September in Koster, measured in millimeters over the past years. Precipitation is always measured as water, whether it’s snow or hail.
Daily Climate in September for Koster
Click on any day in September to get detailed info about the usual weather on that day in Koster. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in September in Koster
Have you been to Koster in September?
Share your weather experience in September in Koster.
Average Weather in Koster by Month
Click on a month below to see detailed weather info for Koster. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
