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
With September's onset, the weather reveals a slight temperature decrease, transitioning from a warm 77.7°F (25.4°C) in August to an agreeable 70.5°F (21.4°C). Pembroke experiences a mean temperature of 58.5°F (14.7°C) during September nights.Humidity
In September, the average relative humidity in Pembroke is 78%.Rainfall
February and September are months with the least rain when the rain falls for 10 days and typically aggregates up to 0.91" (23mm) of rain.Snowfall
May through October are months without snowfall.Daylight
The average length of the day in September in Pembroke is 12h and 28min.On the first day of the month, sunrise is at 6:09 am and sunset at 7:16 pm. On the last day of September, sunrise is at 6:39 am and sunset at 6:26 pm EDT.
Sunshine
The average sunshine in September is 8.5h.UV index
The average daily maximum UV index in September in Pembroke is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: In September, the maximum UV index of 4 suggests this advice:
Heed the precautions - It is counselled to guard against solar damage. To guard against the harmful effects of the Sun, minimize exposure during midday. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
Frequently asked questions
What is the average September temperature in Pembroke?
What is the average humidity in September in Pembroke?
What is the driest month in Pembroke?
How many days does it rain in September in Pembroke?
When it does not snow in Pembroke?
What is the average length of the day in September in Pembroke?
When are sunrise and sunset in September in Pembroke?
How long on average sun shines in September in Pembroke?
What is the UV index intensity in September in Pembroke?
Average temperature in September
Pembroke, MA
- Average high temperature in September: 70.5°F
The warmest month (with the highest average high temperature) is July (78.3°F).
The month with the lowest average high temperature is January (35.6°F).
- Average low temperature in September: 58.5°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 (25.7°F).
Average pressure in September
Pembroke, MA
- Average pressure in September: 30.05"Hg
The month with the highest atmospheric pressure is November (30.06"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in September
Pembroke, MA
- Average wind speed in September: 8.4mph
The windiest month (with the highest average wind speed) is January (11.5mph).
The calmest month (with the lowest average wind speed) is August (7.3mph).
Average humidity in September
Pembroke, 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 (73%).
Average rainfall in September
Pembroke, MA
- Average rainfall in September: 0.91"
The wettest month (with the highest rainfall) is July (1.46").
The driest months (with the least rainfall) are February and September (0.91").
Average rainfall days in September
Pembroke, MA
- Average rainfall days in September: 10 days
The month with the highest number of rainy days is July (13.2 days).
The months with the least rainy days are January and February (6.8 days).
Average snowfall in September
Pembroke, MA
- Average snowfall in September: 0"
The month with the highest snowfall is March (1.5").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in September
Pembroke, MA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (6 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Pembroke, 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 3min
The month with the most sunshine is August (Average sunshine: 10h and 36min).
The months with the least sunshine are February and December (Average sunshine: 4h and 42min).
Average sunshine days in September
Pembroke, MA
- Average sunshine days in September: 17.8 days
The month with the most sunshine days is November (19.4 days).
The month with the least sunshine days is April (14.9 days).
Average UV index in September
Pembroke, 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
Pembroke, MA
- Average cloud cover in September: 34
The month with the most cloud cover is March (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in September
Pembroke, 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).
Pembroke, Massachusetts, USA
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