September weather forecast
Whitman, MA

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Weather in September

The first month of the autumn, September, is also an agreeable month in Whitman, Massachusetts, with an average temperature ranging between max 73°F (22.8°C) and min 56.3°F (13.5°C).

Temperature

Whitman experiences a moderate temperature shift at the start of September, with average high-temperatures adjusting a bit from a moderately hot 81°F (27.2°C) in August to an agreeable 73°F (22.8°C). An average low-temperature of 56.3°F (13.5°C) is recorded during the nights in September.

Humidity

In Whitman, the average relative humidity in September is 77%.

Rainfall

The month with the least rainfall is September, when the rain falls for 11.4 days and typically collects 1.42" (36mm) 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 September in Whitman, 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 Whitman, the average sunshine in September is 8.2h.

UV index

In September, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for the average person.
Note: A daily maximum UV index of 4 in September translates into the following instructions:
Take necessary precautions - Defending against sun damage is advocated. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.

Frequently asked questions

What is the usual temperature for Whitman in September?

Whitman in September has an average high-temperature of 73°F (22.8°C) and an average low-temperature of 56.3°F (13.5°C). The average heat index (a.k.a. 'real feel', 'feels like'), which combines relative humidity and air temperature, in August is estimated at 86°F (30°C).

What is the average humidity in September?

The average relative humidity in September is 77%.

What is the driest month?

September is the month with the least rainfall. Rain falls for 11.4 days and accumulates 1.42" (36mm) of precipitation.

How many days does it rain in September?

In Whitman, in September, during 11.4 rainfall days, 1.42" (36mm) of precipitation is typically accumulated.

When it does not snow?

In Whitman, snow does not fall in June through October.

What is the average length of the day in September?

The average day length in September is 12h and 28min.

When are sunrise and sunset in September?

In September, on the first day of the month, 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.

How long on average sun shines in September?

In September, the average sunshine duration is 8.2h.

How high is the UV index in September?

In September, the average daily maximum UV index in Whitman is 4. A UV Index reading of 3 to 5 represents a moderate vulnerability from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Whitman, MA

Average temperature in September - Whitman, MA
  • Average high temperature in September: 73°F

The warmest month (with the highest average high temperature) is July (81.9°F).
The month with the lowest average high temperature is January (34.5°F).

  • Average low temperature in September: 56.3°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (22.8°F).

Average pressure in September
Whitman, MA

Average pressure in September - Whitman, 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
Whitman, MA

Average wind speed in September - Whitman, MA
  • Average wind speed in September: 6.6mph

The windiest month (with the highest average wind speed) is March (9.1mph).
The calmest month (with the lowest average wind speed) is August (6mph).

Average humidity in September
Whitman, MA

Average humidity in September - Whitman, MA
  • Average humidity in September: 77%

The month with the highest relative humidity is February (78%).
The month with the lowest relative humidity is April (71%).

Average rainfall in September
Whitman, MA

Average rainfall in September - Whitman, MA
  • Average rainfall in September: 1.42"

The wettest month (with the highest rainfall) is December (3.11").
The driest month (with the least rainfall) is September (1.42").

Average rainfall days in September
Whitman, MA

Average rainfall days in September - Whitman, MA
  • Average rainfall days in September: 11.4 days

The month with the highest number of rainy days is July (15.9 days).
The month with the least rainy days is February (7.8 days).

Average snowfall in September
Whitman, MA

Average snowfall in September - Whitman, MA
  • Average snowfall in September: 0"

The month with the highest snowfall is March (4.17").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in September
Whitman, MA

Average snowfall days in September - Whitman, MA
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (7.4 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
Whitman, MA

Average daylight in September / Average sunshine in September - Whitman, 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 1min

The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

Average sunshine days in September
Whitman, MA

Average sunshine days in September - Whitman, MA
  • Average sunshine days in September: 16.1 days

The month with the most sunshine days is November (17.9 days).
The month with the least sunshine days is July (13.1 days).

Average UV index in September
Whitman, MA

Average UV index in September - Whitman, 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
Whitman, MA

Average cloud cover in September - Whitman, MA
  • Average cloud cover in September: 39

The month with the most cloud cover is March (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 35).

Average visibility in September
Whitman, MA

Average visibility in September - Whitman, 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).

Whitman, Massachusetts, USA

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