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
Hampton Falls's weather in September involves a mild decrease in the average high-temperature, moving down slightly from August's warm 75.7°F (24.3°C) to a pleasant 69.4°F (20.8°C). The average temperature in Hampton Falls during September nights dips to a mild 56.7°F (13.7°C).Humidity
In September, the average relative humidity is 78%.Rainfall
The month with the least rainfall is September, when the rain falls for 11.5 days and typically collects 1.54" (39mm) of precipitation.Snowfall
May through September are months without snowfall in Hampton Falls.Daylight
The average length of the day in September is 12h and 29min.On the first day of the month, sunrise is at 6:08 am and sunset at 7:17 pm. On the last day of September, in Hampton Falls, sunrise is at 6:40 am and sunset at 6:26 pm EDT.
Sunshine
The average sunshine in September is 8.5h.UV index
In September, the average daily maximum UV index in Hampton Falls is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for the ordinary person.Note: The maximum daily UV index of 4 in September interprets into the following recommendations:
Prioritize safety - Recommendations to avert sunburn are shared. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.
Frequently asked questions
What are the temperatures in Hampton Falls in September?
What is the average humidity in September in Hampton Falls?
What is the driest month in Hampton Falls?
How much does it rain in Hampton Falls in September?
When it does not snow in Hampton Falls?
Does it snow in Hampton Falls in September?
What is the average length of the day in September in Hampton Falls?
What time are sunrise and sunset in September in Hampton Falls?
How many hours of sunshine does Hampton Falls have in September?
How high is the UV index in September in Hampton Falls?
Average temperature in September
Hampton Falls, NH
- Average high temperature in September: 69.4°F
The warmest month (with the highest average high temperature) is July (76.5°F).
The month with the lowest average high temperature is January (32.5°F).
- Average low temperature in September: 56.7°F
The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (21.9°F).
Average pressure in September
Hampton Falls, NH
- 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 (29.92"Hg).
Average wind speed in September
Hampton Falls, NH
- Average wind speed in September: 7.8mph
The windiest month (with the highest average wind speed) is January (12.1mph).
The calmest months (with the lowest average wind speed) are July and August (6.9mph).
Average humidity in September
Hampton Falls, NH
- Average humidity in September: 78%
The months with the highest relative humidity are June and July (79%).
The month with the lowest relative humidity is November (74%).
Average rainfall in September
Hampton Falls, NH
- Average rainfall in September: 1.54"
The wettest months (with the highest rainfall) are October and December (2.83").
The driest month (with the least rainfall) is September (1.54").
Average rainfall days in September
Hampton Falls, NH
- Average rainfall days in September: 11.5 days
The month with the highest number of rainy days is May (15.4 days).
The month with the least rainy days is January (7.7 days).
Average snowfall in September
Hampton Falls, NH
- Average snowfall in September: 0"
The month with the highest snowfall is February (4.02").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Hampton Falls, NH
- Average snowfall days in September: 0 days
The months with the highest number of snowfall days are January and February (8.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Hampton Falls, NH
- Average daylight in September: 12h and 3min
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 3min
The month with the most sunshine is August (Average sunshine: 10h and 42min).
The months with the least sunshine are February and December (Average sunshine: 4h and 48min).
Average sunshine days in September
Hampton Falls, NH
- Average sunshine days in September: 16.6 days
The month with the most sunshine days is November (16.9 days).
The month with the least sunshine days is April (13.1 days).
Average UV index in September
Hampton Falls, NH
- Average UV index in September: 4
The months with the highest UV index are 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
Hampton Falls, NH
- Average cloud cover in September: 33
The month with the most cloud cover is March (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in September
Hampton Falls, NH
- 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).
Hampton Falls, New Hampshire, USA
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