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 move into September indicates a slight reduction in the average high-temperature, down from August's warm 79.7°F (26.5°C) to an agreeable 72.7°F (22.6°C). Elmwood's temperature drops to an average low of 57.2°F (14°C) during the nights of September.Humidity
In September, the average relative humidity in Elmwood, Massachusetts, is 78%.Rainfall
The month with the least rainfall in Elmwood is September, when the rain falls for 4 days and typically collects 0.12" (3mm) of precipitation.Snowfall
In Elmwood, snow does not fall in April, June through October.Daylight
The average length of the day in September is 12h and 28min.On the first day of September, sunrise is at 6:10 am and sunset at 7:17 pm. On the last day of the month, sunrise is at 6:40 am and sunset at 6:26 pm EDT.
Sunshine
In September, the average sunshine is 8.7h.UV index
The average daily maximum UV index in September in Elmwood, Massachusetts, is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for ordinary individuals.Note: A maximum high daily UV index of 4 during September translates into the following directions:
Prioritize safety - Suggestions to prevent sun damage are offered. Avoiding the Sun during its peak radiation time around midday is a healthy practice. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.
Frequently asked questions
What is the average September temperature in Elmwood?
What is the average humidity in September in Elmwood?
What is the driest month in Elmwood?
How many days does it rain in September in Elmwood?
When it does not snow in Elmwood?
What is the average length of the day in September in Elmwood?
When is the sunrise / sunset in September in Elmwood?
How many hours of sunshine does Elmwood have in September?
How high is the UV index in September in Elmwood?
Average temperature in September
Elmwood, MA
- Average high temperature in September: 72.7°F
The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (35.1°F).
- Average low temperature in September: 57.2°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 (23.7°F).
Average pressure in September
Elmwood, 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
Elmwood, MA
- Average wind speed in September: 7.3mph
The windiest month (with the highest average wind speed) is January (10.1mph).
The calmest month (with the lowest average wind speed) is August (6.6mph).
Average humidity in September
Elmwood, MA
- Average humidity in September: 78%
The month with the highest relative humidity is June (79%).
The month with the lowest relative humidity is April (72%).
Average rainfall in September
Elmwood, MA
- Average rainfall in September: 0.12"
The wettest month (with the highest rainfall) is December (0.59").
The driest month (with the least rainfall) is September (0.12").
Average rainfall days in September
Elmwood, MA
- Average rainfall days in September: 4 days
The month with the highest number of rainy days is July (6.6 days).
The month with the least rainy days is January (3 days).
Average snowfall in September
Elmwood, MA
- Average snowfall in September: 0"
The month with the highest snowfall is December (0.31").
The months with the least snowfall are April, June, July, August, September and October (0").
Average snowfall days in September
Elmwood, MA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (3.5 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
Elmwood, 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 4min
The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).
Average sunshine days in September
Elmwood, MA
- Average sunshine days in September: 24.7 days
The month with the most sunshine days is January (25.9 days).
The month with the least sunshine days is July (21.2 days).
Average UV index in September
Elmwood, 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
Elmwood, MA
- Average cloud cover in September: 34
The month with the most cloud cover is March (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in September
Elmwood, 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).
Elmwood, Massachusetts, USA
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