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
Franconia's September weather features a light decline in high-temperatures, reducing from a pleasant 73°F (22.8°C) in August to a comfortable 66.2°F (19°C). September brings Franconia a consistent average low-temperature of 46.9°F (8.3°C).Humidity
In September, the average relative humidity is 81%.Rainfall
In Franconia, in September, it is raining for 9.2 days, with typically 0.71" (18mm) of accumulated precipitation. Throughout the year, there are 121.7 rainfall days, and 10.83" (275mm) of precipitation is accumulated.Snowfall
In Franconia, snow does not fall in June through September.Daylight
In Franconia, the average length of the day in September is 12h and 30min.On the first day of September, sunrise is at 6:10 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 Franconia, the average sunshine in September is 8.1h.UV index
The average daily maximum UV index in September is 3. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for average individuals.Note: The UV index of 3 during September leads to these advisories:
Undertake precautions - It is suggested to shield oneself from sunburn. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Franconia in September?
What is the average humidity in September in Franconia?
How many days does it rain in September?
When it does not snow?
Does it snow in September?
How many hours of daylight does Franconia have in September?
What time are sunrise and sunset in September?
How long on average sun shines in September?
How high is the UV index in September?
Average temperature in September
Franconia, NH
- Average high temperature in September: 66.2°F
The warmest month (with the highest average high temperature) is July (75°F).
The month with the lowest average high temperature is January (21.9°F).
- Average low temperature in September: 46.9°F
The month with the highest average low temperature is July (55°F).
The coldest month (with the lowest average low temperature) is January (9.9°F).
Average pressure in September
Franconia, 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 (29.91"Hg).
Average wind speed in September
Franconia, NH
- Average wind speed in September: 4.7mph
The windiest month (with the highest average wind speed) is April (6.5mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).
Average humidity in September
Franconia, NH
- Average humidity in September: 81%
The months with the highest relative humidity are January and February (89%).
The month with the lowest relative humidity is May (77%).
Average rainfall in September
Franconia, NH
- Average rainfall in September: 0.71"
The wettest months (with the highest rainfall) are June and July (1.18").
The driest months (with the least rainfall) are February and March (0.67").
Average rainfall days in September
Franconia, NH
- Average rainfall days in September: 9.2 days
The month with the highest number of rainy days is June (13.9 days).
The month with the least rainy days is January (6.2 days).
Average snowfall in September
Franconia, NH
- Average snowfall in September: 0"
The month with the highest snowfall is January (3.98").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Franconia, NH
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (20.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Franconia, NH
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in September: 8h and 1min
The month with the most sunshine is August (Average sunshine: 9h and 48min).
The month with the least sunshine is February (Average sunshine: 3h and 0min).
Average sunshine days in September
Franconia, NH
- Average sunshine days in September: 18.1 days
The month with the most sunshine days is September (18.1 days).
The month with the least sunshine days is February (8.5 days).
Average UV index in September
Franconia, NH
- Average UV index in September: 3
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February and December (UV index 1).
Average cloud cover in September
Franconia, NH
- Average cloud cover in September: 42
The month with the most cloud cover is February (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 40).
Average visibility in September
Franconia, NH
- Average visibility in September: 4mi
The months with the highest visibility are May, June, July and November (5mi).
The months with the lowest visibility are January, February, March, April, August, September, October and December (4mi).
Franconia, New Hampshire, USA
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