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
The shift from August to September corresponds with a decrease in the average high-temperature, down to a comfortable 16.5°C (61.7°F) from a pleasant 21.8°C (71.2°F). An average low-temperature of 8.3°C (46.9°F) is observed during September nights in Aloja.Humidity
The average relative humidity in September in Aloja is 82%.Rainfall
In Aloja, in September, during 12.5 rainfall days, 19mm (0.75") of precipitation is typically accumulated. Throughout the year, there are 125.9 rainfall days, and 262mm (10.31") of precipitation is accumulated.Snowfall
June through September are months without snowfall.Daylight
In Aloja, Latvia, the average length of the day in September is 12h and 48min.On the first day of the month, sunrise is at 06:22 and sunset at 20:18. On the last day of September, in Aloja, sunrise is at 07:23 and sunset at 18:57 EEST.
Sunshine
In Aloja, the average sunshine in September is 7.2h.UV index
In September, the average daily maximum UV index in Aloja is 3. A UV Index value of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for the average person.Note: The UV index of 3 in September translates into these instructions:
Take precautions. Light skin individuals may get burned in less than 30 minutes. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature in Aloja?
What is the average humidity in September in Aloja?
How many days does it rain in September in Aloja?
When it does not snow in Aloja?
Does it snow in Aloja in September?
What is the average length of the day in September in Aloja?
When is the sunrise / sunset in September in Aloja?
How many hours of sunshine does Aloja have in September?
What is the UV index reading in September in Aloja?
Average temperature in September
Aloja, Latvia
- Average high temperature in September: 16.5°C
The warmest month (with the highest average high temperature) is July (22.8°C).
The month with the lowest average high temperature is January (-2.9°C).
- Average low temperature in September: 8.3°C
The month with the highest average low temperature is July (12.7°C).
The coldest month (with the lowest average low temperature) is January (-7.2°C).
Average pressure in September
Aloja, Latvia
- Average pressure in September: 1014.8mbar
The month with the highest atmospheric pressure is October (1015.6mbar).
The month with the lowest atmospheric pressure is December (1010.8mbar).
Average wind speed in September
Aloja, Latvia
- Average wind speed in September: 11.7km/h
The windiest month (with the highest average wind speed) is December (13.9km/h).
The calmest month (with the lowest average wind speed) is August (10.7km/h).
Average humidity in September
Aloja, Latvia
- Average humidity in September: 82%
The months with the highest relative humidity are January and February (93%).
The month with the lowest relative humidity is May (72%).
Average rainfall in September
Aloja, Latvia
- Average rainfall in September: 19mm
The wettest month (with the highest rainfall) is July (32mm).
The driest month (with the least rainfall) is April (13mm).
Average rainfall days in September
Aloja, Latvia
- Average rainfall days in September: 12.5 days
The month with the highest number of rainy days is July (14.1 days).
The month with the least rainy days is February (5.3 days).
Average snowfall in September
Aloja, Latvia
- Average snowfall in September: 0mm
The month with the highest snowfall is January (91mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Aloja, Latvia
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (16.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Aloja, Latvia
- Average daylight in September: 12h and 5min
The month with the longest days is June (Average daylight: 18h and 0min).
The month with the shortest days is December (Average daylight: 6h and 42min).
- Average sunshine in September: 7h and 1min
The months with the most sunshine are June and July (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 1h and 30min).
Average sunshine days in September
Aloja, Latvia
- Average sunshine days in September: 14.5 days
The month with the most sunshine days is April (16.4 days).
The month with the least sunshine days is December (9.8 days).
Average UV index in September
Aloja, Latvia
- Average UV index in September: 3
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 1).
Average cloud cover in September
Aloja, Latvia
- Average cloud cover in September: 54
The month with the most cloud cover is December (Cloud cover 83).
The month with the least cloud cover is July (Cloud cover 40).
Average visibility in September
Aloja, Latvia
- Average visibility in September: 8km
The months with the highest visibility are May, June and July (9km).
The month with the lowest visibility is February (6km).
