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 sea temperature 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
Daugavgrīva's weather subtly changes with the onset of September, barely falling from an agreeable 21.5°C (70.7°F) in August to a comfortable 16.8°C (62.2°F). Nighttime temperatures in September average to a fresh 10.8°C (51.4°F) in Daugavgrīva.Humidity
The average relative humidity in September in Daugavgrīva is 78%.Rainfall
In Daugavgrīva, in September, it is raining for 14.7 days, with typically 32mm (1.26") of accumulated precipitation. In Daugavgrīva, during the entire year, the rain falls for 142 days and collects up to 382mm (15.04") of precipitation.Snowfall
In Daugavgrīva, snow does not fall in May through September.Sea temperature
In Daugavgrīva, in September, the average water temperature is 16.3°C (61.3°F).Note: Most people find swimming in 16.3°C (61.3°F) to be not enjoyable. The control of one's breathing becomes more challenging as the water temperature drops below 21°C (69.8°F).
Daylight
In Daugavgrīva, the average length of the day in September is 12h and 46min.On the first day of the month, sunrise is at 06:27 and sunset at 20:20. On the last day of September, sunrise is at 07:26 and sunset at 19:01 EEST.
Sunshine
In Daugavgrīva, Latvia, the average sunshine in September is 7.7h.UV index
In September, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.Note: During September, 3 as the daily maximum UV index converts into the following advice:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature in Daugavgrīva?
What is the average humidity in September in Daugavgrīva?
How many days does it rain in September in Daugavgrīva?
When it does not snow in Daugavgrīva?
Does it snow in Daugavgrīva in September?
What is the sea water temperature in September in Daugavgrīva?
What is the average length of the day in September in Daugavgrīva?
What time are sunrise and sunset in September in Daugavgrīva?
How many hours of sunshine does Daugavgrīva have in September?
How high is the UV index in September in Daugavgrīva?
Average temperature in September
Daugavgrīva, Latvia
- Average high temperature in September: 16.8°C
The warmest month (with the highest average high temperature) is July (22.4°C).
The month with the lowest average high temperature is January (-1.3°C).
- Average low temperature in September: 10.8°C
The month with the highest average low temperature is July (14.5°C).
The coldest month (with the lowest average low temperature) is January (-4.8°C).
Average pressure in September
Daugavgrīva, Latvia
- Average pressure in September: 1015.4mbar
The month with the highest atmospheric pressure is October (1016.1mbar).
The month with the lowest atmospheric pressure is December (1011.4mbar).
Average wind speed in September
Daugavgrīva, Latvia
- Average wind speed in September: 15.5km/h
The windiest month (with the highest average wind speed) is December (18.9km/h).
The calmest month (with the lowest average wind speed) is May (13.1km/h).
Average humidity in September
Daugavgrīva, Latvia
- Average humidity in September: 78%
The months with the highest relative humidity are January and February (90%).
The month with the lowest relative humidity is May (72%).
Average rainfall in September
Daugavgrīva, Latvia
- Average rainfall in September: 32mm
The wettest month (with the highest rainfall) is July (47mm).
The driest month (with the least rainfall) is April (19mm).
Average rainfall days in September
Daugavgrīva, Latvia
- Average rainfall days in September: 14.7 days
The month with the highest number of rainy days is July (16.4 days).
The month with the least rainy days is February (6 days).
Average snowfall in September
Daugavgrīva, Latvia
- Average snowfall in September: 0mm
The month with the highest snowfall is January (84mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in September
Daugavgrīva, Latvia
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (13.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average sea temperature in September
Daugavgrīva, Latvia
- Average sea temperature in September: 16.3°C
The best month for swimming (with the highest average sea temperature) is July (19.8°C).
The coldest months (with the lowest average sea temperature) are February and March (0.2°C).
Average daylight in September /
Average sunshine in September
Daugavgrīva, Latvia
- Average daylight in September: 12h and 5min
The month with the longest days is June (Average daylight: 17h and 48min).
The month with the shortest days is December (Average daylight: 6h and 48min).
- Average sunshine in September: 7h and 4min
The month with the most sunshine is June (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 2h and 0min).
Average sunshine days in September
Daugavgrīva, Latvia
- Average sunshine days in September: 13 days
The month with the most sunshine days is April (16.8 days).
The month with the least sunshine days is December (10.1 days).
Average UV index in September
Daugavgrīva, Latvia
- Average UV index in September: 3
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February and December (UV index 1).
Average cloud cover in September
Daugavgrīva, Latvia
- Average cloud cover in September: 46
The month with the most cloud cover is December (Cloud cover 79).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in September
Daugavgrīva, Latvia
- Average visibility in September: 10km
The months with the highest visibility are June, July, August and September (10km).
The months with the lowest visibility are January and February (8km).
