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
September ushers in a minute temperature change, with average high-temperatures reducing from August's warm 77°F (25°C) to an agreeable 70.7°F (21.5°C). Halseyville records a steady low-temperature average of 50.7°F (10.4°C) during September.Humidity
In September, the average relative humidity in Halseyville is 81%.Rainfall
In Halseyville, New York, in September, it is raining for 14.1 days, with typically 2.44" (62mm) of accumulated precipitation. In Halseyville, during the entire year, the rain falls for 167.1 days and collects up to 31.65" (804mm) of precipitation.Snowfall
June through September are months without snowfall in Halseyville.Daylight
In Halseyville, New York, 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 8.5h.UV index
The average daily maximum UV index in September in Halseyville is 3. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: A daily high UV index of 3 in September leads to these guidelines:
Take heed. Individuals of lighter complexion can be burned in less than half an hour. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures in Halseyville?
What is the average humidity in September in Halseyville?
How much does it rain in Halseyville in September?
When it does not snow in Halseyville?
Does it snow in Halseyville in September?
How many hours of daylight does Halseyville have in September?
When are sunrise and sunset in September in Halseyville?
How many hours of sunshine does Halseyville have in September?
What is the UV index intensity in September in Halseyville?
Average temperature in September
Halseyville, NY
- Average high temperature in September: 70.7°F
The warmest month (with the highest average high temperature) is July (79.2°F).
The month with the lowest average high temperature is January (28.2°F).
- Average low temperature in September: 50.7°F
The month with the highest average low temperature is July (58.3°F).
The coldest month (with the lowest average low temperature) is January (16.7°F).
Average pressure in September
Halseyville, 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
Halseyville, NY
- Average wind speed in September: 6.5mph
The windiest month (with the highest average wind speed) is January (9.9mph).
The calmest months (with the lowest average wind speed) are July and August (5.9mph).
Average humidity in September
Halseyville, NY
- Average humidity in September: 81%
The month with the highest relative humidity is February (87%).
The month with the lowest relative humidity is April (78%).
Average rainfall in September
Halseyville, NY
- Average rainfall in September: 2.44"
The wettest month (with the highest rainfall) is June (3.43").
The driest month (with the least rainfall) is January (1.93").
Average rainfall days in September
Halseyville, NY
- Average rainfall days in September: 14.1 days
The month with the highest number of rainy days is July (18.7 days).
The month with the least rainy days is January (6.8 days).
Average snowfall in September
Halseyville, NY
- Average snowfall in September: 0"
The month with the highest snowfall is February (8.11").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Halseyville, NY
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (18.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Halseyville, 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: 8h and 3min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 2h and 36min).
Average sunshine days in September
Halseyville, NY
- Average sunshine days in September: 14.1 days
The month with the most sunshine days is September (14.1 days).
The month with the least sunshine days is February (5.8 days).
Average UV index in September
Halseyville, 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
Halseyville, NY
- Average cloud cover in September: 40
The months with the most cloud cover are January and February (Cloud cover 74).
The months with the least cloud cover are July and August (Cloud cover 36).
Average visibility in September
Halseyville, NY
- Average visibility in September: 5mi
The month with the highest visibility is April (6mi).
The months with the lowest visibility are January and February (4mi).
Halseyville, New York, USA
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