If you plan to visit Rovaniemi in September, the weather is typically alright, with an average high temperature of +11°C during the day and approximately 3 sunny days. Expect some rainy, though, as there are typically 7 rainy days in the month and around 52 mm of precipitation. The weather is changeable so you may have to pack for every eventuality. Search flightsin one click on Avionero.
Average weather
☀️
+11°C
Avg. max. temperature
-7°C
Min.
+23°C
Max.
52 mm
Total precipitation
82%
Avg. humidity
2 m/s
Avg. wind
3 ☀️
Sunny Days
20 ⛅️
Cloudy
7 🌦
Rainy
Our opinion: Rovaniemi has OK weather in September.
Average temperature in Rovaniemi in September
Here are the expected maximum, average and minimum temperatures in Rovaniemi for September based on the historical data.
Last Year
Historical Data
The expected average maximum temperature in September is +10°C with a maximum of +14°C and a minimum of -2°C.
The average maximum temperature goes down 37% by the end of the month, compared with the beginning of the month, from +10°C to +4°C.
Is Rovaniemi warm or cold in September?
Rovaniemi is typically cool in September.
Maximum temperatures go down compared to the previous month from +17°C to +11°C. The minimum temperature also goes down from +9°C to +4°C.
Pack a sweater and a jacket as there will be cooler temperatures.
Take a look at how September is compared to other months in Rovaniemi:
Climate in Rovaniemi in September
Rovaniemi weather looks like this, on average, in September and the surrounding months.
August
September
October
Avg. temperature
+17°C
+11°C
+4°C
Min. temperature
-1°C
-7°C
-24°C
Max. temperature
+29°C
+23°C
+14°C
Rainfall
75 mm
52 mm
35 mm
Wind
2 m/s
2 m/s
2 m/s
Humidity
76%
82%
88%
Air pressure
1010 HPa
1009 HPa
1008 HPa
Sunny days
4
3
3
Cloudy days
18
20
22
Rainy days
9
7
4
Snowy days
0
0
2
September weather is still as ok as in August.It’s getting colder in September. From +17°C in the day, the average maximum temperature lowers to +11°C.As September arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 75 mm to 52 mm.Humidity rises from 76% to 82%.The average wind speed doesn’t change much during September, staying around 2 m/s.The days becoming less sunny, going from 4 sunny days in August to 3 in September.
Next month (October) brings a further decline in the weather.
Wind speed in Rovaniemi in September based on historical data.
Last Year
Historical Data
The average wind speed is 3 m/s getting up to 6 m/s which is a medium breeze. You can feel it, especially getting out of the water.
The average wind speed in Rovaniemi is gradually decreasing during September, going from 4 m/s to 2 m/s over the course of the month.
Rain
Amount of rainfall in mm during September in Rovaniemi based on historical data.
Last Year
Historical Data
Total precipitation in September is about 31 mm, with a 27% chance of rain on a typical day. The maximum amount of rainfall per day is around 10 mm, which is considered light rain.On average, there are about 8 rainy days during September, so prepare to bring an umbrella.
Here’s how September is compared with other months in the amount of precipitation, total mm:
Rovaniemi wettest month is July, where a typical day has a 29% chance of precipitation and 79 mm of rainfall per day. January, on the other hand, is the driest month with a mere 0% chance of precipitation and 0 mm of rainfall per day.
How was the weather last September in Rovaniemi?
This is the weather in Rovaniemi in September 2023:
1 September
☀️
+10°C
2 September
☁️
+9°C
3 September
☁️
+9°C
4 September
☁️
+10°C
5 September
☀️
+14°C
6 September
☀️
+10°C
7 September
☁️
+8°C
8 September
☀️
+12°C
9 September
☁️
+11°C
10 September
🌫️
+14°C
11 September
🌫️
+14°C
12 September
☁️
+13°C
13 September
🌧️
+11°C
14 September
☁️
+11°C
15 September
🌧️
+10°C
16 September
☁️
+12°C
17 September
🌧️
+10°C
18 September
☁️
+10°C
19 September
☁️
+9°C
20 September
☁️
+8°C
21 September
☀️
+9°C
22 September
☁️
+14°C
23 September
☀️
+12°C
24 September
☀️
+11°C
25 September
☀️
+10°C
26 September
☁️
+8°C
27 September
☁️
+8°C
28 September
☁️
+8°C
29 September
☀️
+9°C
30 September
☁️
+4°C
In September 2023 Rovaniemi had 9 sunny days, 16 cloudy days, and 3 rainy days. The average maximum temperature was +10°C, with an absolute maximum of +14°C and a minimum of +4°C. The average humidity was 83%, with a maximum of 100% and a minimum of 46%. The average wind speed was 3 m/s, with a maximum of 7 m/s and a minimum of 0 m/s.
Are you planning a trip in September?
Climate Change over Years
This is how Rovaniemi climate have been changing during last 43 years period.
The climate in Rovaniemi in September has not changed much over the last 43 years.
The average temperature was the lowest in 1986 (+7°C) and the highest in 2015 (+14°C). The driest year was 1996 with only 9 mm of rainfall, and the wettest year was 2020 with 110 mm.
FAQ
Frequently asked questions about the weather in Rovaniemi in September:
Is September a good time to visit Rovaniemi?
It’s always a good time to visit Rovaniemi, 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 Rovaniemi in September?
Not really, September is not the best time to sunbathe, unless you visit a local solarium.
Is Rovaniemi rainy in September?
Rovaniemi 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 Rovaniemi in September?
Usually, it’s not very sunny in Rovaniemi in September, often it’s pretty cloudy. Pack for any eventuality; layering can help reduce the number of bulky items needed.
Other cities in Finland
Check out the weather for other cities in Finland.
For this page, we’ve looked at the typical weather in Rovaniemi, based on historical hourly weather data from January 1, 1979, to December 31, 2022.
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.