September weather forecast
Wentworth, NH

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Weather in September

September in Wentworth implies the arrival of the fall season, as temperatures begin to drop gradually. Nature is on vibrant display, with falling leaves colouring the city in hues of red, gold, and brown. Though there's a shift from summer's sultriness to a more soothing climate, the weather remains reasonably warm with no snowfall. The transition is evident, and the nights become chilly as the month progresses. Residents start making the most out of outdoor activities, before the cold winter sets in.

Temperature

Transition into September in Wentworth subtly marks a drop in the average high-temperature, moderately moving from a moderately hot 75°F (23.9°C) in August to an agreeable 68.2°F (20.1°C). During September, the average low-temperature in Wentworth is a chilly 48.6°F (9.2°C).

Humidity

The average relative humidity in September is 80%.

Rainfall

In Wentworth, in September, it is raining for 9.6 days, with typically 0.83" (21mm) of accumulated precipitation. In Wentworth, New Hampshire, during the entire year, the rain falls for 136.5 days and collects up to 13.54" (344mm) of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

In September, the average length of the day is 12h and 30min.
On the first day of September in Wentworth, sunrise is at 6:11 am and sunset at 7:22 pm. On the last day of the month, sunrise is at 6:44 am and sunset at 6:29 pm EDT.

Sunshine

In Wentworth, the average sunshine in September is 8.4h.

UV index

In Wentworth, the average daily maximum UV index in September is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for the average person.
Note: In September, an average UV index of 3 transforms into the following instructions:
Take precautions. Light skin individuals may get burned in less than 30 minutes. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.
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Frequently asked questions

What is the usual temperature for Wentworth in September?

In Wentworth, in September, the average high-temperature is 68.2°F (20.1°C), and the average low-temperature is 48.6°F (9.2°C).

What is the average humidity in September in Wentworth?

The average relative humidity in September in Wentworth, New Hampshire, is 80%.

How many days does it rain in September in Wentworth?

In Wentworth, during September, the rain falls for 9.6 days and regularly aggregates up to 0.83" (21mm) of precipitation.

When it does not snow in Wentworth?

In Wentworth, New Hampshire, snow does not fall in June through September.

Does it snow in Wentworth in September?

In Wentworth, New Hampshire, in September, it doesn't snow. In October, it regularly snows.

How many hours of daylight does Wentworth have in September?

The average day length in September in Wentworth, New Hampshire, is 12h and 30min.

When is the sunrise / sunset in September in Wentworth?

On the first day of September in Wentworth, sunrise is at 6:11 am and sunset at 7:22 pm. On the last day of the month, sunrise is at 6:44 am and sunset at 6:29 pm EDT.

How long on average sun shines in September in Wentworth?

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

What is the UV index reading in September in Wentworth?

In Wentworth, New Hampshire, the average daily maximum UV index in September is 3. A UV Index estimate of 3 to 5 represents a moderate health threat from unprotected exposure to UV radiation.
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
Wentworth, NH

Average temperature in September - Wentworth, NH
  • Average high temperature in September: 68.2°F

The warmest month (with the highest average high temperature) is July (77°F).
The month with the lowest average high temperature is January (23.9°F).

  • Average low temperature in September: 48.6°F

The month with the highest average low temperature is July (56.5°F).
The coldest month (with the lowest average low temperature) is January (11.3°F).

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Average pressure in September
Wentworth, NH

Average pressure in September - Wentworth, NH
  • 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 (29.91"Hg).

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Average wind speed in September
Wentworth, NH

Average wind speed in September - Wentworth, NH
  • Average wind speed in September: 4.8mph

The windiest months (with the highest average wind speed) are January, February and April (6.8mph).
The calmest month (with the lowest average wind speed) is August (4.6mph).

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Average humidity in September
Wentworth, NH

Average humidity in September - Wentworth, NH
  • Average humidity in September: 80%

The months with the highest relative humidity are January and February (87%).
The month with the lowest relative humidity is May (76%).

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Average rainfall in September
Wentworth, NH

Average rainfall in September - Wentworth, NH
  • Average rainfall in September: 0.83"

The wettest month (with the highest rainfall) is October (1.5").
The driest month (with the least rainfall) is January (0.79").

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Average rainfall days in September
Wentworth, NH

Average rainfall days in September - Wentworth, NH
  • Average rainfall days in September: 9.6 days

The month with the highest number of rainy days is July (14.2 days).
The month with the least rainy days is November (8.2 days).

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Average snowfall in September
Wentworth, NH

Average snowfall in September - Wentworth, NH
  • Average snowfall in September: 0"

The month with the highest snowfall is February (4.45").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in September
Wentworth, NH

Average snowfall days in September - Wentworth, NH
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (15.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in September /
Average sunshine in September
Wentworth, NH

Average daylight in September / Average sunshine in September - Wentworth, NH
  • Average daylight in September: 12h and 3min

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in September: 8h and 2min

The month with the most sunshine is August (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 3h and 54min).

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Average sunshine days in September
Wentworth, NH

Average sunshine days in September - Wentworth, NH
  • Average sunshine days in September: 17 days

The month with the most sunshine days is September (17 days).
The month with the least sunshine days is February (10.8 days).

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Average UV index in September
Wentworth, NH

Average UV index in September - Wentworth, NH
  • Average UV index in September: 3

The months with the highest UV index are May, June, July and August (UV index 5).
The month with the lowest UV index is February (UV index 1).

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Average cloud cover in September
Wentworth, NH

Average cloud cover in September - Wentworth, NH
  • Average cloud cover in September: 41

The month with the most cloud cover is February (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 38).

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Average visibility in September
Wentworth, NH

Average visibility in September - Wentworth, NH
  • Average visibility in September: 4mi

The months with the highest visibility are April, May, June, July, August, October, November and December (5mi).
The months with the lowest visibility are January, February, March and September (4mi).

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Wentworth, New Hampshire, USA

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