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Normal weather for Alsea in September

It's warm in September in Alsea with an average temperature of 23°C. Temperatures this month range from a low of 19°C to a high of 27°C. At night, you can expect temperatures between 9°C and 13°C.

In September, there is an average of 52 mm of precipitation, spread over 9 days. The wind speed is around 4 Bft, mostly coming from the Southwest.

Alsea in September

London
Temperature Average Temperature
23°C 20°C
Sun High Temp
27°C 22°C
Sun Low Temp
19°C 17°C
Rain Total Precipitation
52 mm 44 mm
Rain Rainy Days
9 days 8 days

Start of September

The month of September starts in Alsea with warm temperatures, averaging around 26°C during the day and nights close to 12°C. There’s little chance of precipitation. The weather is mostly sunny and dry.

Since temperatures can differ between day and night, it’s a good idea to dress in layers. Breezy clothes like shorts or a dress, plus a hat and sunglasses, are ideal for the day. In the evening and morning, we recommend a light coat, jumper or cardigan, and long trousers.

Mid-September

By mid-September, the average daytime temperature drops to around 22°C, with nights close to 11°C. There might be a few showers during this period, but plenty of dry days with sunshine too.

Temperatures vary between day and night, so it’s smart to wear layers. A T-shirt, light trousers or skirt, and a light jacket are perfect for daytime. In the evening and morning, we recommend a light coat, jumper or cardigan, and long trousers.

End of September

By the end of September, the average daytime temperature in Alsea will be around 22°C, with nights close to 11°C. A shower might show up, but overall the weather will be dry and sunny.

As it gets cooler in the evening, it’s best to wear layers. A T-shirt, light trousers or skirt, and a light jacket are perfect for daytime. In the evening and morning, we recommend a light coat, jumper or cardigan, and long trousers.

UV index

The UV index is a maximum of 6 this month. That's a moderate to high value on the intensity scale of 1 to 11. Unprotected skin can burn within 15-25 minutes.

Is September a good time to visit Alsea?

Want nice weather? Then September is a great time to be in Alsea. You’ll have pleasant temperatures and not too much rain this month.

Temperature records for Alsea in September

With 36°C, Alsea hit the highest temperature in the last 10 years in September 2020. The lowest daytime temperature in this month was 13°C in 2019. The extreme night temperatures ranged from a low of 3°C to a high of 20°C.

Check out the climate of Alsea for all months and discover the best travel time

Daily Temperature in September in Alsea

This chart shows the average daily temperatures, both day and night, for each day in September in Alsea, measured in degrees Celsius. The red line represents the maximum temperatures, while the blue line shows the minimums. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, gives an overview of the average daily temperatures during this month.

Daily Temperature in September in Alsea

Daily Precipitation in September in Alsea

The chart below shows the average daily precipitation in September for Alsea, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are shown 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 rain is more likely. But it’s still an average, so each day can be different. Based on historical weather data for September, you can expect around 9 days of rain in Alsea.

Daily Precipitation in September in Alsea

Daily UV Index in September in Alsea

This chart shows the average daily UV index in September in Alsea, 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.

Daily UV Index in September in Alsea

Temperature in September in Alsea Over the Years

This chart shows the average temperature in September in Alsea, measured in degrees Celsius, over the past years.

Temperature in September in Alsea Over the Years

Total Precipitation in September in Alsea Over the Years

This chart shows the average precipitation in September in Alsea, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.

Precipitation in September in Alsea Over the Years

Daily climate in September for Alsea

Click on a specific day in September for detailed info on the typical weather on that day in Alsea. Check out the historical temperatures and precipitation over the past 10 years on this day.

Weather experiences in September in Alsea

Have you been to Alsea in September?

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Average Weather in Alsea by Month

Click on a month below to see detailed weather info for Alsea. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.


Or check out the climate of Alsea for all months at once

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