September weather forecast
Hebron, NH

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Weather in September

September, the first month of the autumn in Hebron, is also an agreeable month, with an average temperature varying between 68.2°F (20.1°C) and 48.6°F (9.2°C).

Temperature

With the onset of September, Hebron's climate undergoes a slight change as the average high-temperature moves from a moderately hot 75°F (23.9°C) in August to a pleasant 68.2°F (20.1°C). Throughout September, Hebron witnesses a consistent average low-temperature of 48.6°F (9.2°C).

Humidity

In September, the average relative humidity in Hebron is 80%.

Rainfall

In Hebron, in September, during 9.6 rainfall days, 0.83" (21mm) of precipitation is typically accumulated. Throughout the year, there are 136.5 rainfall days, and 13.54" (344mm) of precipitation is accumulated.

Snowfall

In Hebron, snow does not fall in June through September.

Daylight

The average length of the day in September in Hebron is 12h and 29min.
On the first day of September, 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 September, the average sunshine is 8.4h.

UV index

In Hebron, New Hampshire, the average daily maximum UV index in September is 3. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the average person.
Note: In September, the average maximum UV index of 3 translates into the following recommendations:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. Around midday, solar radiation is most harmful; hence, exposure should be limited. Enhance your sun protection with tightly woven, yet airy clothing.
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Frequently asked questions

What is the usual temperature for Hebron in September?

The average high-temperature and low-temperature in Hebron, New Hampshire, during September are 68.2°F (20.1°C) and 48.6°F (9.2°C) respectively.

What is the average humidity in September in Hebron?

The average relative humidity in September is 80%.

How many days does it rain in September in Hebron?

In Hebron, 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 Hebron?

June through September are months without snowfall.

Does it snow in Hebron in September?

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

What is the average length of the day in September in Hebron?

In September, the average day length in Hebron is 12h and 29min.

When are sunrise and sunset in September in Hebron?

On the first day of September, 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 many hours of sunshine does Hebron have in September?

The average sunshine duration in September in Hebron, New Hampshire, is 8.4h.

What is the UV index reading in September in Hebron?

The average daily maximum UV index in September in Hebron is 3. A UV Index of 3 to 5 symbolizes a moderate health threat 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
Hebron, NH

Average temperature in September - Hebron, 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
Hebron, NH

Average pressure in September - Hebron, 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
Hebron, NH

Average wind speed in September - Hebron, 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
Hebron, NH

Average humidity in September - Hebron, 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
Hebron, NH

Average rainfall in September - Hebron, 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
Hebron, NH

Average rainfall days in September - Hebron, 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
Hebron, NH

Average snowfall in September - Hebron, 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
Hebron, NH

Average snowfall days in September - Hebron, 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
Hebron, NH

Average daylight in September / Average sunshine in September - Hebron, 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
Hebron, NH

Average sunshine days in September - Hebron, 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
Hebron, NH

Average UV index in September - Hebron, 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
Hebron, NH

Average cloud cover in September - Hebron, 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
Hebron, NH

Average visibility in September - Hebron, 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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Hebron, New Hampshire, USA

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