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
September's onset brings a negligible change in high-temperatures, falling from a warm 75.9°F (24.4°C) in August to a pleasant 68.4°F (20.2°C). September nights in Prairie observe an average temperature dip to a frosty 48.7°F (9.3°C).Humidity
In September, the average relative humidity is 78%.Rainfall
In Prairie, Maine, in September, during 10.9 rainfall days, 2.32" (59mm) of precipitation is typically accumulated. In Prairie, during the entire year, the rain falls for 146.2 days and collects up to 27.17" (690mm) of precipitation.Snowfall
June through September are months without snowfall.Daylight
The average length of the day in September is 12h and 31min.On the first day of the month, sunrise is at 5:58 am and sunset at 7:13 pm. On the last day of September, sunrise is at 6:34 am and sunset at 6:17 pm EDT.
Sunshine
The average sunshine in September is 8h.UV index
In Prairie, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for the average person.Note: In September, a regular UV index of 4 translates into these guidelines:
Exercise prevention - Protecting skin and eyes from harm is required. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature in Prairie?
What is the average humidity in September in Prairie?
How many days does it rain in September in Prairie?
When it does not snow in Prairie?
Does it snow in Prairie in September?
What is the average length of the day in September in Prairie?
When are sunrise and sunset in September in Prairie?
How many hours of sunshine does Prairie have in September?
What is the UV index reading in September in Prairie?
Average temperature in September
Prairie, ME
- Average high temperature in September: 68.4°F
The warmest month (with the highest average high temperature) is July (77.5°F).
The month with the lowest average high temperature is January (24.3°F).
- Average low temperature in September: 48.7°F
The month with the highest average low temperature is July (56.8°F).
The coldest month (with the lowest average low temperature) is January (11.1°F).
Average pressure in September
Prairie, ME
- Average pressure in September: 30.03"Hg
The months with the highest atmospheric pressure are September and November (30.03"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in September
Prairie, ME
- Average wind speed in September: 5.7mph
The windiest month (with the highest average wind speed) is March (7.5mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).
Average humidity in September
Prairie, ME
- Average humidity in September: 78%
The month with the highest relative humidity is February (88%).
The month with the lowest relative humidity is May (75%).
Average rainfall in September
Prairie, ME
- Average rainfall in September: 2.32"
The wettest month (with the highest rainfall) is April (2.91").
The driest month (with the least rainfall) is July (1.57").
Average rainfall days in September
Prairie, ME
- Average rainfall days in September: 10.9 days
The month with the highest number of rainy days is July (16.6 days).
The month with the least rainy days is February (6.9 days).
Average snowfall in September
Prairie, ME
- Average snowfall in September: 0"
The month with the highest snowfall is February (8.35").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Prairie, ME
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (15.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Prairie, ME
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in September: 8h and 0min
The month with the most sunshine is August (Average sunshine: 9h and 42min).
The month with the least sunshine is February (Average sunshine: 3h and 42min).
Average sunshine days in September
Prairie, ME
- Average sunshine days in September: 16.5 days
The month with the most sunshine days is September (16.5 days).
The month with the least sunshine days is April (10.7 days).
Average UV index in September
Prairie, 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, October, November and December (UV index 2).
Average cloud cover in September
Prairie, ME
- Average cloud cover in September: 41
The month with the most cloud cover is February (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 40).
Average visibility in September
Prairie, ME
- Average visibility in September: 5mi
The months with the highest visibility are January, March, April, May, June, July, August, September, October, November and December (5mi).
The month with the lowest visibility is February (4mi).
Prairie, Maine, USA
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