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 is marked by a subtle drop in average high-temperatures, transitioning from a moderately hot 76.5°F (24.7°C) in August to an agreeable 68.9°F (20.5°C). During September, Carmel records a consistent average nighttime temperature of 50°F (10°C).Humidity
In Carmel, the average relative humidity in September is 79%.Rainfall
In Carmel, in September, during 9.4 rainfall days, 1.26" (32mm) of precipitation is typically accumulated. In Carmel, during the entire year, the rain falls for 130.5 days and collects up to 18.7" (475mm) of precipitation.Snowfall
In Carmel, 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 the month, sunrise is at 5:59 am and sunset at 7:12 pm. On the last day of September, sunrise is at 6:33 am and sunset at 6:18 pm EDT.
Sunshine
In Carmel, the average sunshine in September is 8.2h.UV index
In Carmel, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for the average person.Note: The UV index of 4 during September translates into the following guidance:
Put precautions into practice - Guidance to elude sunburn is provided. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in September?
What is the average humidity in September?
How much does it rain in September?
When it does not snow?
Does it snow in September?
How many hours of daylight does Carmel have in September?
When are sunrise and sunset in September?
How many hours of sunshine does Carmel have in September?
What is the UV index intensity in September?
Average temperature in September
Carmel, 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
Carmel, 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
Carmel, 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
Carmel, 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
Carmel, 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
Carmel, 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
Carmel, 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
Carmel, 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
Carmel, 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
Carmel, 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
Carmel, 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
Carmel, 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
Carmel, 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).
Carmel, Maine, USA
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