Annual Weather Averages in Joensuu Airport
Joensuu Airport is 42 miles from Ilomantsi, so the actual climate in Ilomantsi can vary a bit.
Based on weather reports collected during 1992–2021.
All Year Climate & Weather Averages in Ilomantsi
High Temp: 72 °F
Low Temp: 11 °F
Mean Temp: 38 °F
Precipitation: 2.04"
Humidity: 81%
Dew Point: 32 °F
Wind: 13 mph
Pressure: 29.88 "Hg
Visibility: 11 mi
January Climate & Weather Averages in Ilomantsi
High Temp: 23 °F
Low Temp: 11 °F
Mean Temp: 17 °F
Precipitation: 1.59"
Humidity: 91%
Dew Point: 15 °F
Wind: 13 mph
Pressure: 29.82 "Hg
Visibility: 7 mi
February Climate & Weather Averages in Ilomantsi
High Temp: 23 °F
Low Temp: 11 °F
Mean Temp: 17 °F
Precipitation: 1.37"
Humidity: 89%
Dew Point: 14 °F
Wind: 12 mph
Pressure: 29.85 "Hg
Visibility: 8 mi
March Climate & Weather Averages in Ilomantsi
High Temp: 32 °F
Low Temp: 18 °F
Mean Temp: 25 °F
Precipitation: 1.33"
Humidity: 81%
Dew Point: 20 °F
Wind: 13 mph
Pressure: 29.84 "Hg
Visibility: 10 mi
April Climate & Weather Averages in Ilomantsi
High Temp: 43 °F
Low Temp: 28 °F
Mean Temp: 36 °F
Precipitation: 1.33"
Humidity: 71%
Dew Point: 27 °F
Wind: 12 mph
Pressure: 29.92 "Hg
Visibility: 13 mi
May Climate & Weather Averages in Ilomantsi
High Temp: 57 °F
Low Temp: 39 °F
Mean Temp: 48 °F
Precipitation: 1.98"
Humidity: 64%
Dew Point: 35 °F
Wind: 13 mph
Pressure: 29.94 "Hg
Visibility: 15 mi
June Climate & Weather Averages in Ilomantsi
High Temp: 67 °F
Low Temp: 49 °F
Mean Temp: 58 °F
Precipitation: 2.75"
Humidity: 66%
Dew Point: 46 °F
Wind: 12 mph
Pressure: 29.86 "Hg
Visibility: 15 mi
July Climate & Weather Averages in Ilomantsi
High Temp: 72 °F
Low Temp: 55 °F
Mean Temp: 63 °F
Precipitation: 2.96"
Humidity: 70%
Dew Point: 53 °F
Wind: 12 mph
Pressure: 29.86 "Hg
Visibility: 14 mi
August Climate & Weather Averages in Ilomantsi
High Temp: 67 °F
Low Temp: 51 °F
Mean Temp: 59 °F
Precipitation: 2.71"
Humidity: 77%
Dew Point: 52 °F
Wind: 11 mph
Pressure: 29.90 "Hg
Visibility: 13 mi
September Climate & Weather Averages in Ilomantsi
High Temp: 56 °F
Low Temp: 43 °F
Mean Temp: 50 °F
Precipitation: 2.35"
Humidity: 84%
Dew Point: 45 °F
Wind: 12 mph
Pressure: 29.93 "Hg
Visibility: 11 mi
October Climate & Weather Averages in Ilomantsi
High Temp: 43 °F
Low Temp: 34 °F
Mean Temp: 38 °F
Precipitation: 2.30"
Humidity: 89%
Dew Point: 36 °F
Wind: 13 mph
Pressure: 29.88 "Hg
Visibility: 10 mi
November Climate & Weather Averages in Ilomantsi
High Temp: 33 °F
Low Temp: 25 °F
Mean Temp: 29 °F
Precipitation: 1.97"
Humidity: 92%
Dew Point: 27 °F
Wind: 14 mph
Pressure: 29.89 "Hg
Visibility: 8 mi
December Climate & Weather Averages in Ilomantsi
High Temp: 27 °F
Low Temp: 17 °F
Mean Temp: 22 °F
Precipitation: 1.83"
Humidity: 92%
Dew Point: 21 °F
Wind: 14 mph
Pressure: 29.81 "Hg
Visibility: 7 mi