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
Weather in September
Temperature
In September, the meteorological conditions change slightly, with the average high-temperature moving from a warm 76.5°F (24.7°C) in August to an agreeable 68.9°F (20.5°C). The mean low-temperature during September nights is a fresh 50°F (10°C).Humidity
The average relative humidity in September in Hampden Center is 79%.Rainfall
In Hampden Center, Maine, in September, during 9.4 rainfall days, 1.26" (32mm) of precipitation is typically accumulated. In Hampden Center, during the entire year, the rain falls for 130.5 days and collects up to 18.7" (475mm) of precipitation.Snowfall
In Hampden Center, snow does not fall in June through September.Daylight
The average length of the day in September is 12h and 31min.On the first day of September, sunrise is at 5:58 am and sunset at 7:11 pm. On the last day of the month, sunrise is at 6:33 am and sunset at 6:17 pm EDT.
Sunshine
In September, the average sunshine is 8.2h.UV index
In September, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for the ordinary person.Note: In September, the maximum UV index of 4 suggests this advice:
Adopt protective measures - It is advised to guard against sun damage. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September?
What is the average humidity in September in Hampden Center?
How much does it rain in September?
When it does not snow?
Does it snow in Hampden Center in September?
What is the average length of the day in September?
When is the sunrise / sunset in September?
How many hours of sunshine does Hampden Center have in September?
What is the UV index intensity in September?
Average temperature in September
Hampden Center, ME
- Average high temperature in September: 68.9°F
The warmest month (with the highest average high temperature) is July (77.2°F).
The month with the lowest average high temperature is January (26.4°F).
- Average low temperature in September: 50°F
The month with the highest average low temperature is July (57.4°F).
The coldest month (with the lowest average low temperature) is January (13.6°F).
Average pressure in September
Hampden Center, ME
- Average pressure in September: 30.04"Hg
The month with the highest atmospheric pressure is September (30.04"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in September
Hampden Center, ME
- Average wind speed in September: 5.9mph
The windiest month (with the highest average wind speed) is March (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).
Average humidity in September
Hampden Center, ME
- Average humidity in September: 79%
The month with the highest relative humidity is February (85%).
The months with the lowest relative humidity are April and May (77%).
Average rainfall in September
Hampden Center, ME
- Average rainfall in September: 1.26"
The wettest month (with the highest rainfall) is April (2.05").
The driest month (with the least rainfall) is July (1.1").
Average rainfall days in September
Hampden Center, ME
- Average rainfall days in September: 9.4 days
The month with the highest number of rainy days is June (14.6 days).
The month with the least rainy days is January (5.7 days).
Average snowfall in September
Hampden Center, ME
- Average snowfall in September: 0"
The month with the highest snowfall is January (4.96").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Hampden Center, ME
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (11.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Hampden Center, ME
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in September: 8h and 1min
The month with the most sunshine is August (Average sunshine: 9h and 54min).
The month with the least sunshine is February (Average sunshine: 4h and 0min).
Average sunshine days in September
Hampden Center, ME
- Average sunshine days in September: 18.6 days
The month with the most sunshine days is September (18.6 days).
The month with the least sunshine days is April (12.1 days).
Average UV index in September
Hampden Center, ME
- 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, February, March, November and December (UV index 2).
Average cloud cover in September
Hampden Center, ME
- Average cloud cover in September: 39
The month with the most cloud cover is February (Cloud cover 56).
The months with the least cloud cover are August and September (Cloud cover 39).
Average visibility in September
Hampden Center, ME
- Average visibility in September: 5mi
The months with the highest visibility are October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August and September (5mi).
Hampden Center, Maine, USA
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