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
The average high-temperature slightly decreases in September, shifting from a moderately hot 80.2°F (26.8°C) in August to an agreeable 72.9°F (22.7°C). Whittenton experiences a nighttime temperature average of 57.7°F (14.3°C) during September.Humidity
June, July and September, with an average relative humidity of 78%, are the most humid months in Whittenton.Rainfall
September is the month with the least rainfall in Whittenton, Massachusetts. Rain falls for 11.5 days and accumulates 1.34" (34mm) of precipitation.Snowfall
June through October are months without snowfall.Daylight
In September, the average length of the day is 12h and 28min.On the first day of the month, sunrise is at 6:10 am and sunset at 7:17 pm. On the last day of September, in Whittenton, Massachusetts, sunrise is at 6:40 am and sunset at 6:27 pm EDT.
Sunshine
In September, the average sunshine in Whittenton is 8.4h.UV index
In Whittenton, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for ordinary individuals.Note: A maximum high UV index of 4 in September translates into the following recommendations:
Undertake protective steps - Recommendations to avoid sunburn are issued. It's recommended to limit sun exposure when its radiation is at its peak during midday. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.
Frequently asked questions
What is the usual temperature for Whittenton in September?
What is the most humid month in Whittenton?
What is the average humidity in September in Whittenton?
What is the driest month in Whittenton?
How much does it rain in Whittenton in September?
When it does not snow in Whittenton?
What is the average length of the day in September in Whittenton?
When are sunrise and sunset in September in Whittenton?
How long on average sun shines in September in Whittenton?
What is the UV index intensity in September in Whittenton?
Average temperature in September
Whittenton, MA
- Average high temperature in September: 72.9°F
The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (35.6°F).
- Average low temperature in September: 57.7°F
The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (23.9°F).
Average pressure in September
Whittenton, MA
- Average pressure in September: 30.05"Hg
The month with the highest atmospheric pressure is November (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in September
Whittenton, MA
- Average wind speed in September: 7.2mph
The windiest month (with the highest average wind speed) is March (9.8mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).
Average humidity in September
Whittenton, MA
- Average humidity in September: 78%
The months with the highest relative humidity are June, July and September (78%).
The month with the lowest relative humidity is April (72%).
Average rainfall in September
Whittenton, MA
- Average rainfall in September: 1.34"
The wettest month (with the highest rainfall) is December (3.27").
The driest month (with the least rainfall) is September (1.34").
Average rainfall days in September
Whittenton, MA
- Average rainfall days in September: 11.5 days
The month with the highest number of rainy days is April (16 days).
The month with the least rainy days is February (8.5 days).
Average snowfall in September
Whittenton, MA
- Average snowfall in September: 0"
The months with the highest snowfall are February and March (3.62").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in September
Whittenton, MA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (7 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Whittenton, MA
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in September: 8h and 2min
The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).
Average sunshine days in September
Whittenton, MA
- Average sunshine days in September: 16 days
The month with the most sunshine days is November (17.8 days).
The month with the least sunshine days is April (12.8 days).
Average UV index in September
Whittenton, MA
- Average UV index in September: 4
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in September
Whittenton, MA
- Average cloud cover in September: 36
The month with the most cloud cover is March (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in September
Whittenton, MA
- Average visibility in September: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Whittenton, Massachusetts, USA
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