Weather in Joensuu: August
| Average day temperature: | 64.7°F | |
| Average night temperature: | 55.4°F | |
| Number of sunny days: | 10 days | |
| Day length: | 14.5 - 17.5 hours | |
| Number of rainy days: | 5 days | |
| Precipitation totals: | 2.7 in. | |
| more information | ||
14 days
forecast
forecast
| Joensuu |
weather in
September
September
| Joensuu |
Air temperature in August, °F
Show year:
2026
2025
2024
The highest day temperature during August of 2026 was 68°F. At the same time the lowest night temperature was 24°F. Daily and nightly averages during August were 61.5°F and 53.6°F.
Sunny, partly cloudy and cloudy days
Number of sunny, partly cloudy and cloudy days in August is almost equal.
Precipitation total in August, in.
Precipitation total value in Joensuu in August is 2.5 in. Other months of the year show relatively similar values.
Wind speed in August, mph
The average wind speed value in August is 7.8 mph
Average sunny hours
This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in August is: 8.1.
Best time for vacation in Joensuu
Joensuu on a weather map
Places in Finland:
Name
°F
24 Hours Forecast
Joensuu
Local time: 20:28
September 16, wednesday
2100

54°F
N
16 mph
16 mph
September 17, thursday
0000

54°F
N
12 mph
12 mph
0300

54°F
N
15 mph
15 mph
0600

55°F
NE
13 mph
13 mph
0900

55°F
N
11 mph
11 mph
1200

55°F
NE
14 mph
14 mph
1500

57°F
NE
15 mph
15 mph
1800

57°F
NE
13 mph
13 mph

























