Currently: 77 °F. Passing clouds. (Weather station: Medan / Polonia, Indonesia). See more current weatherAnnual Weather Averages in Medan / Polonia
Medan / Polonia is 49 miles from Pematangsiantar, so the actual climate in Pematangsiantar can vary a bit.
Based on weather reports collected during 2012–2021.
All Year Climate & Weather Averages in Pematangsiantar
High Temp: 91 °F
Low Temp: 75 °F
Mean Temp: 82 °F
Precipitation: 5.31"
Humidity: 80%
Dew Point: 76 °F
Wind: 6 mph
Pressure: 29.82 "Hg
Visibility: 4 mi
January Climate & Weather Averages in Pematangsiantar
High Temp: 88 °F
Low Temp: 75 °F
Mean Temp: 81 °F
Precipitation: 3.61"
Humidity: 81%
Dew Point: 75 °F
Wind: 6 mph
Pressure: 29.85 "Hg
Visibility: 4 mi
February Climate & Weather Averages in Pematangsiantar
High Temp: 89 °F
Low Temp: 75 °F
Mean Temp: 82 °F
Precipitation: 3.84"
Humidity: 79%
Dew Point: 75 °F
Wind: 7 mph
Pressure: 29.85 "Hg
Visibility: 4 mi
March Climate & Weather Averages in Pematangsiantar
High Temp: 90 °F
Low Temp: 76 °F
Mean Temp: 83 °F
Precipitation: 3.67"
Humidity: 78%
Dew Point: 76 °F
Wind: 7 mph
Pressure: 29.83 "Hg
Visibility: 4 mi
April Climate & Weather Averages in Pematangsiantar
High Temp: 91 °F
Low Temp: 76 °F
Mean Temp: 83 °F
Precipitation: 4.15"
Humidity: 79%
Dew Point: 76 °F
Wind: 6 mph
Pressure: 29.82 "Hg
Visibility: 4 mi
May Climate & Weather Averages in Pematangsiantar
High Temp: 90 °F
Low Temp: 77 °F
Mean Temp: 83 °F
Precipitation: 6.81"
Humidity: 80%
Dew Point: 77 °F
Wind: 6 mph
Pressure: 29.80 "Hg
Visibility: 4 mi
June Climate & Weather Averages in Pematangsiantar
High Temp: 90 °F
Low Temp: 76 °F
Mean Temp: 83 °F
Precipitation: 5.29"
Humidity: 78%
Dew Point: 76 °F
Wind: 6 mph
Pressure: 29.80 "Hg
Visibility: 4 mi
July Climate & Weather Averages in Pematangsiantar
High Temp: 90 °F
Low Temp: 75 °F
Mean Temp: 83 °F
Precipitation: 6.35"
Humidity: 78%
Dew Point: 76 °F
Wind: 7 mph
Pressure: 29.80 "Hg
Visibility: 4 mi
August Climate & Weather Averages in Pematangsiantar
High Temp: 89 °F
Low Temp: 75 °F
Mean Temp: 82 °F
Precipitation: 5.99"
Humidity: 80%
Dew Point: 76 °F
Wind: 7 mph
Pressure: 29.81 "Hg
Visibility: 4 mi
September Climate & Weather Averages in Pematangsiantar
High Temp: 89 °F
Low Temp: 75 °F
Mean Temp: 82 °F
Precipitation: 7.51"
Humidity: 81%
Dew Point: 76 °F
Wind: 7 mph
Pressure: 29.83 "Hg
Visibility: 4 mi
October Climate & Weather Averages in Pematangsiantar
High Temp: 88 °F
Low Temp: 75 °F
Mean Temp: 82 °F
Precipitation: 7.29"
Humidity: 82%
Dew Point: 76 °F
Wind: 6 mph
Pressure: 29.83 "Hg
Visibility: 4 mi
November Climate & Weather Averages in Pematangsiantar
High Temp: 87 °F
Low Temp: 76 °F
Mean Temp: 81 °F
Precipitation: 4.10"
Humidity: 83%
Dew Point: 76 °F
Wind: 6 mph
Pressure: 29.81 "Hg
Visibility: 4 mi
December Climate & Weather Averages in Pematangsiantar
High Temp: 87 °F
Low Temp: 75 °F
Mean Temp: 81 °F
Precipitation: 5.12"
Humidity: 83%
Dew Point: 76 °F
Wind: 5 mph
Pressure: 29.83 "Hg
Visibility: 4 mi