Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
September
Weather in September
Temperature
September is characterized by a slight reduction in average high-temperature, easing from a pleasant 20.3°C (68.5°F) in August to an enjoyable 16.6°C (61.9°F). Jakai's nocturnal average in September closely mirrors its daytime temperatures, settling at a cool 12.8°C (55°F).Humidity
In Jakai, the average relative humidity in September is 77%.Rainfall
In Jakai, in September, it is raining for 13.9 days, with typically 49mm (1.93") of accumulated precipitation. Throughout the year, there are 162.6 rainfall days, and 539mm (21.22") of precipitation is accumulated.Snowfall
May through October are months without snowfall.Daylight
The average length of the day in September is 12h and 44min.On the first day of the month, sunrise is at 06:41 and sunset at 20:28. On the last day of September, sunrise is at 07:37 and sunset at 19:12 EEST.
Sunshine
The average sunshine in September is 8.1h.UV index
In September, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: In September, an average UV index of 4 transforms into the following instructions:
Exercise prevention - Precautions against solar damage are endorsed. The Sun's radiation is especially intense around midday; try to stay in shade during this period. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures?
What is the average humidity in September?
How much does it rain in September?
When it does not snow?
How many hours of daylight does Jakai have in September?
When are sunrise and sunset in September?
How long on average sun shines in September?
How high is the UV index in September?
Average temperature in September
Jakai, Lithuania
- Average high temperature in September: 16.6°C
The warmest month (with the highest average high temperature) is August (20.3°C).
The month with the lowest average high temperature is January (0.6°C).
- Average low temperature in September: 12.8°C
The month with the highest average low temperature is August (16.1°C).
The coldest month (with the lowest average low temperature) is January (-2°C).
Average pressure in September
Jakai, Lithuania
- Average pressure in September: 1015.9mbar
The month with the highest atmospheric pressure is October (1016.4mbar).
The month with the lowest atmospheric pressure is December (1012.1mbar).
Average wind speed in September
Jakai, Lithuania
- Average wind speed in September: 20.3km/h
The windiest month (with the highest average wind speed) is December (25.7km/h).
The calmest month (with the lowest average wind speed) is May (16.3km/h).
Average humidity in September
Jakai, Lithuania
- Average humidity in September: 77%
The month with the highest relative humidity is February (87%).
The month with the lowest relative humidity is August (75%).
Average rainfall in September
Jakai, Lithuania
- Average rainfall in September: 49mm
The wettest month (with the highest rainfall) is August (67mm).
The driest month (with the least rainfall) is April (18mm).
Average rainfall days in September
Jakai, Lithuania
- Average rainfall days in September: 13.9 days
The month with the highest number of rainy days is November (17 days).
The month with the least rainy days is February (9.5 days).
Average snowfall in September
Jakai, Lithuania
- Average snowfall in September: 0mm
The month with the highest snowfall is January (92mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in September
Jakai, Lithuania
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (12.3 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Jakai, Lithuania
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 17h and 24min).
The month with the shortest days is December (Average daylight: 7h and 6min).
- Average sunshine in September: 8h and 1min
The month with the most sunshine is June (Average sunshine: 11h and 54min).
The month with the least sunshine is December (Average sunshine: 2h and 12min).
Average sunshine days in September
Jakai, Lithuania
- Average sunshine days in September: 13.8 days
The months with the most sunshine days are April and June (17 days).
The month with the least sunshine days is December (5.8 days).
Average UV index in September
Jakai, Lithuania
- Average UV index in September: 4
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in September
Jakai, Lithuania
- Average cloud cover in September: 40
The month with the most cloud cover is December (Cloud cover 75).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in September
Jakai, Lithuania
- Average visibility in September: 10km
The months with the highest visibility are April, May, June, July, August, September and October (10km).
The months with the lowest visibility are January, February, March, November and December (9km).
