Trebinje
Bosnia and Herzegovina
Long-term weather forecast
Long-term weather forecast

September weather forecast and Climate
Trebinje, Bosnia and Herzegovina

  • The average high temperature in September: 25.4°C

Warmest months (with the highest average high temperature) are July and August (30.3°C).
The month with the lowest average high temperature is January (11.2°C).

  • The average low temperature in September: 18.7°C

Months with the highest average low temperature are July and August (22.7°C).
The coldest month (with the lowest average low temperature) is January (5.5°C).

  • The average humidity in September: 59%

The month with the highest relative humidity is November (75%).
The month with the lowest relative humidity is July (52%).

  • The average rainfall in September: 98.7mm

The wettest month (with the highest rainfall) is November (265mm).
The driest month (with the lowest rainfall) is July (24.1mm).

  • The average rainfall days in September: 6.4 days

The month with the highest number of rainy days is November (15.3 days).
The month with the lowest number of rainy days is July (2.4 days).

  • The average sunshine in September: 8.7h

The month with most sunshine is July (Average sunshine: 11.5h).
The month with least sunshine is December (Average sunshine: 3.6h).

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