Bursa, with a 155 meters elevation from the sea level, generally has a mild climate. However, it varies by climatic zones. Against the soft and warm climate of the Marmara Sea at north, Bursa is confronted by the harsh climate of Uludag at south.

Hottest months of the Province are through September while the coldest are February through March. As of 52 years of observation period, average amount of annual rainfall is 706mm.  Relative humidity is around 69% at the Province.

BURSA January February March April May June July August September October November December
  Avarage means between 1950 and 2015 years
Avarage Temperature (°C) 5.3 6.1 8.3 12.9 17.6 22.0 24.5 24.2 20.1 15.4 10.9 7.3
Avarage High Temperature (°C) 10.7 13.7 18.9 23.8 28.3 30.8 31.0 27.2 22.0 16.6 11.5  
Avarage Low Temperature (°C) 1.7 2.1 3.5 7.2 11.3 14.8 17.1 17.1 13.6 10.1 6.4 3.5
Avarage Monthly Sunshine Duration (hours) 2.5 3.3 4.2 5.5 7.5 10.6 10.5 10.1 8.6 5.4 4.1 2.6
Avarage Rainy Days 14.5 13.3 12.2 11.2 8.7 5.8 2.9 2.8 5.0 9.0 11.1 14.2
Avarage Monthly Rain (kg/m2) 89.1 76.7 70.1 63.0 49.2 33.3 21.6 16.6 42.0 66.8 78.4 100.7
The Highest Temperature (°C) 23.8 26.9 32.5 36.2 38.2 41.3 43.8 42.6 40.1 37.3 34.0 27.3
The Lowest Temperature (°C) -20.5 -25.7 -10.5 -4.2 0.8 4.0 8.3 7.6 3.3 -1.0 -8.4 -17.9