September weather forecastWestfield, ME
September
Weather in September
September, the first month of the autumn in Westfield, is still a refreshing month, with temperature in the range of an average low of 46°F (7.8°C) and an average high of 65.3°F (18.5°C).Temperature
September witnesses a gentle descent in average high-temperature, descending from August's warm 73.9°F (23.3°C) to a comfortable 65.3°F (18.5°C). An average low-temperature of 46°F (7.8°C) marks the month of September in Westfield.Humidity
The average relative humidity in September in Westfield is 80%.Rainfall
In Westfield, in September, during 13.7 rainfall days, 2.32" (59mm) of precipitation is typically accumulated. In Westfield, during the entire year, the rain falls for 144.3 days and collects up to 32.13" (816mm) of precipitation.Snowfall
June through September are months without snowfall.Daylight
In September, the average length of the day in Westfield is 12h and 32min.On the first day of September, sunrise is at 5:52 am and sunset at 7:10 pm. On the last day of the month, sunrise is at 6:29 am and sunset at 6:12 pm EDT.
Sunshine
In Westfield, the average sunshine in September is 7.3h.UV index
In September, the average daily maximum UV index in Westfield is 3. A UV Index estimate of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The maximum UV index, 3 during September, leads to the following recommendations:
Take precautions - Protection against skin and eye damage is obliged. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Westfield, ME
- Average high temperature in September: 65.3°F
The warmest month (with the highest average high temperature) is July (75.2°F).
The month with the lowest average high temperature is January (19.8°F).
- Average low temperature in September: 46°F
The month with the highest average low temperature is July (54.9°F).
The coldest month (with the lowest average low temperature) is January (5.4°F).
Average pressure in September
Westfield, ME
- Average pressure in September: 30.02"Hg
The month with the highest atmospheric pressure is September (30.02"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed in September
Westfield, ME
- Average wind speed in September: 6.9mph
The windiest months (with the highest average wind speed) are January, February and March (8.2mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).
Average humidity in September
Westfield, ME
- Average humidity in September: 80%
The month with the highest relative humidity is March (93%).
The month with the lowest relative humidity is May (75%).
Average rainfall in September
Westfield, ME
- Average rainfall in September: 2.32"
The wettest month (with the highest rainfall) is December (3.19").
The driest month (with the least rainfall) is February (2.2").
Average rainfall days in September
Westfield, ME
- Average rainfall days in September: 13.7 days
The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is February (4.8 days).
Average snowfall in September
Westfield, ME
- Average snowfall in September: 0"
The month with the highest snowfall is January (15.2").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Westfield, ME
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (20.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Westfield, ME
- Average daylight in September: 12h and 30min
The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).
- Average sunshine in September: 7h and 18min
The month with the most sunshine is August (Average sunshine: 9h and 30min).
The month with the least sunshine is February (Average sunshine: 2h and 6min).
Average sunshine days in September
Westfield, 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 (7.9 days).
Average UV index in September
Westfield, 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 January, February, March, November and December (UV index 1).
Average cloud cover in September
Westfield, ME
- Average cloud cover in September: 45
The month with the most cloud cover is February (Cloud cover 74).
The months with the least cloud cover are July and August (Cloud cover 43).
Average visibility in September
Westfield, ME
- Average visibility in September: 5mi
The months with the highest visibility are May, June, July, August, September, October and November (5mi).
The months with the lowest visibility are January, February, March, April and December (4mi).
