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 Pleasant Island, the average high-temperature in September gently drops from an agreeable 71.8°F (22.1°C) in August to an enjoyable 64.4°F (18°C). Pleasant Island's temperature in September lowers to a consistent average of 45°F (7.2°C) during the nights.Humidity
The average relative humidity in September in Pleasant Island is 82%.Rainfall
In Pleasant Island, in September, during 13.5 rainfall days, 2.6" (66mm) of precipitation is typically accumulated. Throughout the year, in Pleasant Island, there are 152.5 rainfall days, and 30.31" (770mm) of precipitation is accumulated.Snowfall
In Pleasant Island, snow does not fall in June through September.Daylight
The average length of the day in September in Pleasant Island is 12h and 31min.On the first day of the month, sunrise is at 6:06 am and sunset at 7:19 pm. On the last day of September, in Pleasant Island, Maine, sunrise is at 6:41 am and sunset at 6:25 pm EDT.
Sunshine
In September, the average sunshine is 7.6h.UV index
In Pleasant Island, the average daily maximum UV index in September is 3. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for the average person.Note: The UV index of 3 in September translates into these instructions:
Prioritize safety - Recommendations to avert sunburn are shared. Around midday, solar radiation is most harmful; hence, exposure should be limited. 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 are the temperatures in Pleasant Island in September?
What is the average humidity in September in Pleasant Island?
How many days does it rain in September in Pleasant Island?
When it does not snow in Pleasant Island?
Does it snow in Pleasant Island in September?
What is the average length of the day in September in Pleasant Island?
When is the sunrise / sunset in September in Pleasant Island?
How long on average sun shines in September in Pleasant Island?
How high is the UV index in September in Pleasant Island?
Average temperature in September
Pleasant Island, ME
- Average high temperature in September: 64.4°F
The warmest month (with the highest average high temperature) is July (73.9°F).
The month with the lowest average high temperature is January (20.8°F).
- Average low temperature in September: 45°F
The month with the highest average low temperature is July (52.9°F).
The coldest month (with the lowest average low temperature) is January (7°F).
Average pressure in September
Pleasant Island, ME
- Average pressure in September: 30.04"Hg
The month with the highest atmospheric pressure is November (30.05"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in September
Pleasant Island, ME
- Average wind speed in September: 5.5mph
The windiest months (with the highest average wind speed) are February, March and April (7.6mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).
Average humidity in September
Pleasant Island, ME
- Average humidity in September: 82%
The month with the highest relative humidity is February (91%).
The month with the lowest relative humidity is May (77%).
Average rainfall in September
Pleasant Island, ME
- Average rainfall in September: 2.6"
The wettest month (with the highest rainfall) is October (3.23").
The driest month (with the least rainfall) is January (2.13").
Average rainfall days in September
Pleasant Island, ME
- Average rainfall days in September: 13.5 days
The month with the highest number of rainy days is July (18.4 days).
The month with the least rainy days is February (4.8 days).
Average snowfall in September
Pleasant Island, ME
- Average snowfall in September: 0"
The month with the highest snowfall is February (14.02").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Pleasant Island, ME
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (22.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Pleasant Island, 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: 7h and 4min
The month with the most sunshine is August (Average sunshine: 9h and 6min).
The month with the least sunshine is February (Average sunshine: 2h and 30min).
Average sunshine days in September
Pleasant Island, ME
- Average sunshine days in September: 14.5 days
The month with the most sunshine days is September (14.5 days).
The month with the least sunshine days is February (5.6 days).
Average UV index in September
Pleasant Island, ME
- 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 February, March and December (UV index 1).
Average cloud cover in September
Pleasant Island, ME
- Average cloud cover in September: 48
The month with the most cloud cover is February (Cloud cover 77).
The month with the least cloud cover is July (Cloud cover 46).
Average visibility in September
Pleasant Island, ME
- Average visibility in September: 4mi
The months with the highest visibility are May and June (5mi).
The months with the lowest visibility are January, February, March, April, July, August, September, October, November and December (4mi).
Pleasant Island, Maine, USA
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