September weather forecastNorth Reading, MA

September

Weather in September

The first month of the autumn, September, is still a pleasant month in North Reading, Massachusetts, with an average temperature ranging between max 72.5°F (22.5°C) and min 56.7°F (13.7°C).

Temperature

September's arrival subtly correlates with a reduction in the average high-temperature, down from a moderately hot 80.6°F (27°C) in August to a pleasant 72.5°F (22.5°C). During the month of September, the temperature falls to an average of 56.7°F (13.7°C).

Humidity

In September, the average relative humidity is 75%.

Rainfall

September is the month with the least rainfall. Rain falls for 10.3 days and accumulates 1.22" (31mm) of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

In September, the average length of the day in North Reading is 12h and 29min.
On the first day of the month, sunrise is at 6:10 am and sunset at 7:18 pm. On the last day of September, sunrise is at 6:41 am and sunset at 6:26 pm EDT.

Sunshine

In September, the average sunshine is 8.4h.

UV index

In North Reading, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: The maximum daily UV index of 4 in September interprets into the following recommendations:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.
Updated: Aug 18, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

The high-temperature, in September, in North Reading, records 72.5°F (22.5°C), while the low-temperature is 56.7°F (13.7°C). In August, the average heat index (a.k.a. 'feels like', 'real feel'), which combines air temperature and relative humidity, is computed to be 84.2°F (29°C).

The average relative humidity in September is 75%.

September is the month with the least rainfall. Rain falls for 10.3 days and accumulates 1.22" (31mm) of precipitation.

In North Reading, during September, the rain falls for 10.3 days and regularly aggregates up to 1.22" (31mm) of precipitation.

In North Reading, snow does not fall in June through September.

In North Reading, in September, it doesn't snow. In October, it regularly snows.

The average day length in September is 12h and 29min.

On the first day of September in North Reading, sunrise is at 6:10 am and sunset at 7:18 pm. On the last day of the month, sunrise is at 6:41 am and sunset at 6:26 pm EDT.

In North Reading, the average sunshine duration in September is 8.4h.

The average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a moderate health threat from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
North Reading, MA

  • Average high temperature in September: 72.5°F

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (33.1°F).

  • Average low temperature in September: 56.7°F

The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).

Average pressure in September
North Reading, 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 (29.92"Hg).

Average wind speed in September
North Reading, MA

  • Average wind speed in September: 6.5mph

The windiest month (with the highest average wind speed) is January (9.4mph).
The calmest month (with the lowest average wind speed) is August (5.9mph).

Average humidity in September
North Reading, MA

  • Average humidity in September: 75%

The month with the highest relative humidity is February (78%).
The month with the lowest relative humidity is April (69%).

Average rainfall in September
North Reading, MA

  • Average rainfall in September: 1.22"

The wettest month (with the highest rainfall) is December (2.87").
The driest month (with the least rainfall) is September (1.22").

Average rainfall days in September
North Reading, MA

  • Average rainfall days in September: 10.3 days

The month with the highest number of rainy days is May (15.5 days).
The month with the least rainy days is January (7.4 days).

Average snowfall in September
North Reading, MA

  • Average snowfall in September: 0"

The month with the highest snowfall is February (4.96").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
North Reading, MA

  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (7.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
North Reading, MA

  • Average daylight in September: 12h and 30min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in September: 8h and 24min

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 36min).

Average sunshine days in September
North Reading, MA

  • Average sunshine days in September: 17.6 days

The month with the most sunshine days is November (17.8 days).
The month with the least sunshine days is April (13.3 days).

Average UV index in September
North Reading, 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
North Reading, MA

  • Average cloud cover in September: 37

The month with the most cloud cover is March (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 32).

Average visibility in September
North Reading, MA

  • Average visibility in September: 6mi

The months with the highest visibility are January, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is February (5mi).