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
As Belltown enters September, the average high-temperature subtly lowers from the a warm 77.5°F (25.3°C) of August to a pleasant 70.9°F (21.6°C). During the month of September, an average low-temperature of 51.4°F (10.8°C) is recorded.Humidity
In September, the average relative humidity in Belltown is 80%.Rainfall
In September, the rain falls for 10.4 days. Throughout September, 0.91" (23mm) of precipitation is accumulated. In Belltown, during the entire year, the rain falls for 130.6 days and collects up to 11.46" (291mm) of precipitation.Snowfall
May through September are months without snowfall.Daylight
In Belltown, the average length of the day in September is 12h and 29min.On the first day of the month, sunrise is at 6:32 am and sunset at 7:40 pm. On the last day of September, sunrise is at 7:03 am and sunset at 6:49 pm EDT.
Sunshine
In September, the average sunshine is 9h.UV index
The average daily maximum UV index in September in Belltown is 3. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for ordinary individuals.Note: The maximum daily UV index of 3 in September interprets into the following recommendations:
Undertake protective steps - Obligation to safeguard skin and eyes from harm is in place. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Belltown in September?
What is the average humidity in September?
How much does it rain in Belltown in September?
When it does not snow?
Does it snow in September?
How many hours of daylight does Belltown have in September?
What time are sunrise and sunset in September?
How many hours of sunshine does Belltown have in September?
How high is the UV index in September?
Average temperature in September
Belltown, NY
- Average high temperature in September: 70.9°F
The warmest month (with the highest average high temperature) is July (79°F).
The month with the lowest average high temperature is January (28.6°F).
- Average low temperature in September: 51.4°F
The month with the highest average low temperature is July (59°F).
The coldest month (with the lowest average low temperature) is January (17.6°F).
Average pressure in September
Belltown, NY
- Average pressure in September: 30.06"Hg
The month with the highest atmospheric pressure is November (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in September
Belltown, NY
- Average wind speed in September: 6.5mph
The windiest month (with the highest average wind speed) is January (10.1mph).
The calmest month (with the lowest average wind speed) is July (5.9mph).
Average humidity in September
Belltown, NY
- Average humidity in September: 80%
The month with the highest relative humidity is February (86%).
The months with the lowest relative humidity are April and May (78%).
Average rainfall in September
Belltown, NY
- Average rainfall in September: 0.91"
The wettest month (with the highest rainfall) is June (1.38").
The driest month (with the least rainfall) is January (0.59").
Average rainfall days in September
Belltown, NY
- Average rainfall days in September: 10.4 days
The month with the highest number of rainy days is July (14.1 days).
The month with the least rainy days is January (6.3 days).
Average snowfall in September
Belltown, NY
- Average snowfall in September: 0"
The month with the highest snowfall is February (1.73").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Belltown, NY
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (15.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Belltown, NY
- 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: 9h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 2h and 48min).
Average sunshine days in September
Belltown, NY
- Average sunshine days in September: 17.2 days
The month with the most sunshine days is September (17.2 days).
The month with the least sunshine days is February (11.2 days).
Average UV index in September
Belltown, NY
- Average UV index in September: 3
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in September
Belltown, NY
- Average cloud cover in September: 36
The month with the most cloud cover is January (Cloud cover 72).
The months with the least cloud cover are July and August (Cloud cover 33).
Average visibility in September
Belltown, NY
- Average visibility in September: 5mi
The months with the highest visibility are April, May, June, July, August, October, November and December (6mi).
The months with the lowest visibility are January, February, March and September (5mi).
Belltown, New York, USA
Weather forecast for your location
2. Allow the app to use your location