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
With the beginning of September, the average high-temperature shows a small decrease, transitioning from a warm 75.7°F (24.3°C) in August to an agreeable 69.1°F (20.6°C). During September, the nighttime temperature in Merrickville averages to a chilly 48.6°F (9.2°C).Humidity
In September, the average relative humidity in Merrickville is 81%.Rainfall
The month with the least rainfall in Merrickville is September, when the rain falls for 14.1 days and typically collects 2.24" (57mm) of precipitation.Snowfall
In Merrickville, snow does not fall in June through September.Daylight
In September, the average length of the day in Merrickville, New York, is 12h and 28min.On the first day of September in Merrickville, sunrise is at 6:26 am and sunset at 7:34 pm. On the last day of the month, sunrise is at 6:57 am and sunset at 6:43 pm EDT.
Sunshine
The average sunshine in September is 8.4h.UV index
In Merrickville, the average daily maximum UV index in September is 3. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for the average person.Note: In September, the maximum UV index of 3 suggests these recommendations:
Be vigilant - Suggestions to stave off sun damage are provided. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Enhance your sun protection with tightly woven, yet airy clothing.
Frequently asked questions
What are September temperatures in Merrickville?
What is the average humidity in September in Merrickville?
What is the driest month in Merrickville?
How many days does it rain in September in Merrickville?
When it does not snow in Merrickville?
Does it snow in Merrickville in September?
How many hours of daylight does Merrickville have in September?
When is the sunrise / sunset in September in Merrickville?
How many hours of sunshine does Merrickville have in September?
What is the UV index intensity in September in Merrickville?
Average temperature in September
Merrickville, NY
- Average high temperature in September: 69.1°F
The warmest month (with the highest average high temperature) is July (78.1°F).
The month with the lowest average high temperature is January (27°F).
- Average low temperature in September: 48.6°F
The month with the highest average low temperature is July (56.3°F).
The coldest month (with the lowest average low temperature) is January (14.9°F).
Average pressure in September
Merrickville, 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
Merrickville, NY
- Average wind speed in September: 5.9mph
The windiest months (with the highest average wind speed) are January and February (8.9mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).
Average humidity in September
Merrickville, NY
- Average humidity in September: 81%
The months with the highest relative humidity are February and December (87%).
The month with the lowest relative humidity is July (79%).
Average rainfall in September
Merrickville, NY
- Average rainfall in September: 2.24"
The wettest month (with the highest rainfall) is May (3.19").
The driest month (with the least rainfall) is September (2.24").
Average rainfall days in September
Merrickville, NY
- Average rainfall days in September: 14.1 days
The month with the highest number of rainy days is May (19.3 days).
The month with the least rainy days is January (7.8 days).
Average snowfall in September
Merrickville, NY
- Average snowfall in September: 0"
The month with the highest snowfall is January (9.21").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Merrickville, NY
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (20.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Merrickville, NY
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in September: 8h and 2min
The month with the most sunshine is July (Average sunshine: 9h and 48min).
The month with the least sunshine is February (Average sunshine: 2h and 48min).
Average sunshine days in September
Merrickville, NY
- Average sunshine days in September: 13.8 days
The month with the most sunshine days is September (13.8 days).
The month with the least sunshine days is February (5.7 days).
Average UV index in September
Merrickville, NY
- Average UV index in September: 3
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are February, November and December (UV index 1).
Average cloud cover in September
Merrickville, NY
- Average cloud cover in September: 44
The month with the most cloud cover is February (Cloud cover 73).
The month with the least cloud cover is July (Cloud cover 41).
Average visibility in September
Merrickville, NY
- Average visibility in September: 4mi
The months with the highest visibility are April, May, June, July, October and November (5mi).
The months with the lowest visibility are January, February, March, August, September and December (4mi).
Merrickville, New York, USA
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