If you plan to visit Stavanger in September, the weather is typically alright, with an average high temperature of +59°F during the day and approximately 3 sunny days. Expect some rainy, though, as there are typically 21 rainy days in the month and around 194 mm of precipitation. The weather is changeable so you may have to pack for every eventuality. Search flightsin one click on Avionero.
Average weather
☀️
+59°F
Avg. max. temperature
+37°F
Min.
+81°F
Max.
194 mm
Total precipitation
78%
Avg. humidity
4 m/s
Avg. wind
3 ☀️
Sunny Days
5 ⛅️
Cloudy
21 🌦
Rainy
Our opinion: Stavanger has OK weather in September.
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Average temperature in Stavanger in September
Here are the expected maximum, average and minimum temperatures in Stavanger for September based on the historical data.
Last Year
Historical Data
Going from a maximum of +73°F during the day to a minimum of +48°F during the night, the temperature in September averages around +63°F.
The average maximum temperature goes down 36% by the end of the month, compared with the beginning of the month, from +64°F to +55°F.
Is Stavanger warm or cold in September?
Stavanger is typically mild in September.
Maximum temperatures go down compared to the previous month from +63°F to +59°F. The minimum temperature also goes down from +55°F to +52°F.
Pack a light jacket as it will be warm in the day and cool in the evenings.
September is one of the warmest months in Stavanger, here is the comparison with other months:
Water temperature in Stavanger in September
Water in Stavanger in September is Cold. It varies from +55°F to +64°F, with an average of +59°F.Note that the air temperature is lower than the water temperature, averaging around +59°F.
The water temperature in September is one of the warmest of the entire year:
The warmest water temperatures in Stavanger are reached in August, when the average sea temperature rises to +62°F. The coldest water temperatures are in March, with an average of +40°F.
Can you swim in Stavanger in September?
We would not recommend swimming in Stavanger in September, the water is very cold (+59°F on average). Consider swimming only if you are an experienced cold-water swimmer with proper gear.
🦭
Cold
Below +61°F
🏄♂️
Fresh
61°F - 70°F
🏊
Comfortable
70°F - 77°F
👙
Warm
77°F - 82°F
🔥
Very warm
+82°C and up
You will need a full-body wetsuit, cap, gloves, a warm change of clothes, and a hot drink ready for after your swim.
Climate in Stavanger in September
Stavanger weather looks like this, on average, in September and the surrounding months.
August
September
October
Avg. temperature
+63°F
+59°F
+52°F
Min. temperature
+43°F
+37°F
+30°F
Max. temperature
+84°F
+81°F
+72°F
Rainfall
167 mm
194 mm
225 mm
Wind
3 m/s
4 m/s
4 m/s
Avg. water temperature
+62°F
+59°F
+54°F
Humidity
78%
78%
79%
Air pressure
1011 HPa
1012 HPa
1009 HPa
Sunny days
3
3
2
Cloudy days
6
5
5
Rainy days
20
21
23
Snowy days
0
0
0
September weather is still as ok as in August.It’s getting colder in September. From +63°F in the day, the average maximum temperature lowers to +59°F.Prepare for more rain. Average rainfall goes from 167 mm to 194 mm.Humidity levels don’t change as the month goes on, averaging around 78%.Winds are stronger in comparison to August, going up from 3 m/s to 4 m/s on average.The amount of sunny days stay about the same, averaging 3 sunny days during the month.
October brings much the same weather, it remains ok.
Wind speed in Stavanger in September based on historical data.
Last Year
Historical Data
The average wind speed is 4 m/s getting up to 8 m/s which is a medium breeze. You can feel it, especially getting out of the water.
The average wind speed in Stavanger is gradually increasing during September, going from 4 m/s to 7 m/s over the course of the month.
Rain
Amount of rainfall in mm during September in Stavanger based on historical data.
Last Year
Historical Data
Typically, there is a 70% chance of rain on an average day in September, with total rainfall of approximately 339 mm. The maximum amount of rainfall per day is around 64 mm, which is considered heavy rain.September is a pretty wet month with over 21 rainy days, so don’t forget to pack an umbrella, raincoat, and a pair of wellies.
September is one of the rainiest months in Stavanger, here is a comparison with other months, total mm:
Stavanger wettest month is October, where a typical day has a 74% chance of precipitation and 225 mm of rainfall per day. April, on the other hand, is the driest month with a mere 53% chance of precipitation and 75 mm of rainfall per day.
How was the weather last September in Stavanger?
This is the weather in Stavanger in September 2023:
1 September
☀️
+65°F
2 September
☁️
+60°F
3 September
🌧️
+62°F
4 September
☁️
+67°F
5 September
☁️
+64°F
6 September
☀️
+66°F
7 September
☀️
+70°F
8 September
☀️
+71°F
9 September
☀️
+73°F
10 September
☁️
+70°F
11 September
🌫️
+67°F
12 September
🌧️
+61°F
13 September
☀️
+58°F
14 September
🌧️
+60°F
15 September
🌧️
+62°F
16 September
🌧️
+58°F
17 September
☀️
+63°F
18 September
🌧️
+66°F
19 September
🌧️
+58°F
20 September
🌧️
+62°F
21 September
🌧️
+61°F
22 September
🌧️
+62°F
23 September
🌧️
+56°F
24 September
☁️
+60°F
25 September
🌧️
+63°F
26 September
☁️
+65°F
27 September
🌧️
+63°F
28 September
🌧️
+64°F
29 September
🌧️
+60°F
30 September
🌧️
+56°F
In September 2023 Stavanger had 7 sunny days, 6 cloudy days, and 16 rainy days. The average maximum temperature was +63°F, with an absolute maximum of +73°F and a minimum of +55°F. The average humidity was 85%, with a maximum of 100% and a minimum of 59%. The average wind speed was 4 m/s, with a maximum of 11 m/s and a minimum of 0 m/s.
Are you planning a trip in September?
Climate Change Over the Years
This is how Stavanger climate has changed over the last 43 years.
The climate in Stavanger in September has not changed that much over the last 43 years.
The average temperature was the lowest in 1979 (+47°F) and the highest in 2014 (+54°F). The driest year was 1993 with only 1101 mm of rainfall, and the wettest year was 2023 with 3278 mm.
FAQ
Frequently asked questions about the weather in Stavanger in September:
Is September a good time to visit Stavanger?
It’s always a good time to visit Stavanger, but the weather is changeable in September, so plan a mix of indoor and outdoor activities and exploring, and pack for every eventuality.
Can you sunbathe in Stavanger in September?
September has mild temperatures in Stavanger. Not ideal for sunbathing, but still good for daytime outdoor activities, but plan for cool evenings. Pack a light jacket and shorts!
Can you swim in Stavanger in September?
Swimming in Stavanger in September is challenging and not recommended for inexperienced swimmers or without proper equipment and preparation.
Is Stavanger rainy in September?
Stavanger is often rainy in September. You may get a bit damp when outside, so pack an umbrella, and maybe even a raincoat.
Is it sunny in Stavanger in September?
Usually, it’s not very sunny in Stavanger in September, often it’s pretty cloudy. Pack for any eventuality; layering can help reduce the number of bulky items needed.
For this page, we’ve looked at the typical weather in Stavanger, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.
