Weather in September 2025

Selfoss weather in September 2025

The temperatures in Selfoss in September are quite cold with temperatures between 6°C and 10°C, warm clothes are a must.

You can expect rain for roughly half of the month of September in Selfoss. We’re expecting roughly 8 to 15 days of rain, so your rubber boots and umbrella are going to see plenty of use this month if you’re keen on staying dry.

Our weather forecast can give you a great sense of what weather to expect in Selfoss in September 2025.

If you’re planning to visit Selfoss in the near future, we highly recommend that you review the 14 day weather forecast for Selfoss before you arrive.

Temperatures
Temperatures
10° / 6°
Rainy Days
Rainy Days
13
Snowy Days
Snowy Days
0
Dry Days
Dry Days
16
Rainfall
Rainfall
227
mm
6.1
Sun Hours
6.1
Hrs

Selfoss annual weather

Month Temperatures Rainy Days Dry Days Snowy Days Rainfall Weather More details
January 2° / -2° 15 3 15 293 mm
Awful
February 2° / -2° 12 3 14 265 mm
Awful
March 3° / -1° 14 4 15 257 mm
Awful
April 6° / 2° 14 8 8 204 mm
Awful
May 9° / 4° 10 19 2 138 mm
Awful
June 12° / 7° 8 22 0 105 mm
Bad
July 14° / 8° 9 22 0 137 mm
Ok
August 14° / 8° 9 22 0 156 mm
Ok
September 10° / 6° 13 16 0 227 mm
Bad
October 7° / 3° 11 18 2 199 mm
Awful
November 3° / 0° 13 9 8 206 mm
Awful
December 1° / -2° 12 6 14 233 mm
Awful
Temperatures in Selfoss in September
Rain in Selfoss in September

Recommended Hotels in Selfoss

We know that finding the ideal hotel in Selfoss can be a hard task...

That’s why we run our special tools and found the best hotels in Selfoss. Click on hotel for more details.

Weather in Selfoss in September - FAQ

What is the average temperature in Selfoss in September?
The average temperature in Selfoss in September is 6/10° C.
What is the chance of rain in Selfoss in September?
On average, there are 13 rainy days in Selfoss during September.
Weather wise, is September a good time to visit Selfoss?
The weather in Selfoss in September is bad.
Can it snow in Selfoss in September?
On average, there are 0 snowy days in Selfoss in September.
More about the weather in Selfoss