Long term weather forecast
Long term weather forecast

September weather forecast and Climate
Vilnius, Lithuania

  • Average high temperature in September: 61.5°F

Warmest month (with highest average high temperature) is July (71.8°F).
Month with lowest average high temperature is January (25.7°F).

  • Average low temperature in September: 45.9°F

Month with highest average low temperature is July (54.1°F).
Coldest month (with lowest average low temperature) is January (16.3°F).

  • Average humidity in September: 78.5%

Month with highest relative humidity is November (90%).
Month with lowest relative humidity is April (65.5%).

  • Average rainfall in September: 2.6"

Wettest month (with highest rainfall) is July (3.1").
Driest month (with lowest rainfall) is February (1.4").

  • Average rainfall days in September: 9.7 days

Month with highest number of rainy days is January (21.7 days).
Month with lowest number of rainy days is September (9.7 days).

  • Average daylight in September: 13h

Months with longest days are June and July (Average daylight: 17h).
Month with shortest days is December (Average daylight: 7h).

  • Average sunshine in September: 4.7h

Month with most sunshine is May (Average sunshine: 7.8h).
Month with least sunshine is December (Average sunshine: 0.8h).

  • Average UV index in September: 3

Months with highest UV index are June and July (UV index 6).
Months with lowest UV index are January and December (UV index 0).