September weather forecastHalliku, Estonia
September
Weather in September
The first month of the autumn, September, is also a moderate month in Halliku, Estonia, with an average temperature varying between 8.9°C (48°F) and 15.9°C (60.6°F).Temperature
As September arrives, Halliku's weather displays a decrease in high-temperatures, transitioning from August's pleasant 21.2°C (70.2°F) to a moderate 15.9°C (60.6°F). During September, an average low-temperature of 8.9°C (48°F) is observed in Halliku.Humidity
In Halliku, the average relative humidity in September is 81%.Rainfall
In September, the rain falls for 14.5 days. Throughout September, 33mm (1.3") of precipitation is accumulated. In Halliku, during the entire year, the rain falls for 155.2 days and collects up to 467mm (18.39") of precipitation.Snowfall
In Halliku, snow does not fall in June through September.Daylight
In September, the average length of the day in Halliku is 12h and 49min.On the first day of September in Halliku, sunrise is at 06:11 and sunset at 20:12. On the last day of the month, sunrise is at 07:15 and sunset at 18:48 EEST.
Sunshine
In September, the average sunshine is 7.2h.UV index
In September, the average daily maximum UV index in Halliku is 3. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: The daily high UV index of 3 in September translates into this advice:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Halliku, Estonia
- Average high temperature in September: 15.9°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 (-3.3°C).
- Average low temperature in September: 8.9°C
The month with the highest average low temperature is July (13°C).
The coldest month (with the lowest average low temperature) is January (-7.3°C).
Average pressure in September
Halliku, Estonia
- Average pressure in September: 1014.4mbar
The months with the highest atmospheric pressure are May and October (1015.2mbar).
The month with the lowest atmospheric pressure is December (1010.4mbar).
Average wind speed in September
Halliku, Estonia
- Average wind speed in September: 12.2km/h
The windiest month (with the highest average wind speed) is December (14.3km/h).
The calmest month (with the lowest average wind speed) is May (10.8km/h).
Average humidity in September
Halliku, Estonia
- Average humidity in September: 81%
The month with the highest relative humidity is February (94%).
The month with the lowest relative humidity is May (70%).
Average rainfall in September
Halliku, Estonia
- Average rainfall in September: 33mm
The wettest month (with the highest rainfall) is August (51mm).
The driest month (with the least rainfall) is April (30mm).
Average rainfall days in September
Halliku, Estonia
- Average rainfall days in September: 14.5 days
The month with the highest number of rainy days is October (16.5 days).
The month with the least rainy days is February (6.3 days).
Average snowfall in September
Halliku, Estonia
- Average snowfall in September: 0mm
The month with the highest snowfall is February (197mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Halliku, Estonia
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (20.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Halliku, Estonia
- Average daylight in September: 12h and 48min
The month with the longest days is June (Average daylight: 18h and 18min).
The month with the shortest days is December (Average daylight: 6h and 24min).
- Average sunshine in September: 7h and 12min
The month with the most sunshine is June (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 1h and 42min).
Average sunshine days in September
Halliku, Estonia
- Average sunshine days in September: 12.5 days
The month with the most sunshine days is May (15.4 days).
The month with the least sunshine days is December (5.1 days).
Average UV index in September
Halliku, Estonia
- 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
Halliku, Estonia
- Average cloud cover in September: 53
The month with the most cloud cover is December (Cloud cover 81).
The month with the least cloud cover is July (Cloud cover 39).
Average visibility in September
Halliku, Estonia
- Average visibility in September: 9km
The months with the highest visibility are May, June, July, August and September (9km).
The months with the lowest visibility are January and February (6km).
