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 indicates a minor shift in the average high-temperature, from August's warm 75.4°F (24.1°C) to a pleasant 68.9°F (20.5°C). Roseboom's average low-temperature for the month of September records at a frosty 49.1°F (9.5°C).Humidity
In Roseboom, the average relative humidity in September is 80%.Rainfall
The month with the least rainfall is September, when the rain falls for 13.3 days and typically collects 2.09" (53mm) of precipitation.Snowfall
In Roseboom, snow does not fall in June through September.Daylight
In Roseboom, the average length of the day in September is 12h and 29min.On the first day of September, sunrise is at 6:24 am and sunset at 7:33 pm. On the last day of the month, sunrise is at 6:56 am and sunset at 6:41 pm EDT.
Sunshine
In September, the average sunshine in Roseboom is 8.8h.UV index
In September, the average daily maximum UV index is 3. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for ordinary individuals.Note: The UV index of 3 during September leads to these advisories:
Ensure safety - Recommendations to avert sunburn are presented. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Always opt for UVA and UVB-resistant sunglasses on radiant days.
Frequently asked questions
What is the temperature in September in Roseboom?
What is the average humidity in September in Roseboom?
What is the driest month in Roseboom?
How much does it rain in Roseboom in September?
When it does not snow in Roseboom?
Does it snow in Roseboom in September?
How many hours of daylight does Roseboom have in September?
What time are sunrise and sunset in September in Roseboom?
How many hours of sunshine does Roseboom have in September?
What is the UV index reading in September in Roseboom?
Average temperature in September
Roseboom, NY
- Average high temperature in September: 68.9°F
The warmest month (with the highest average high temperature) is July (77.7°F).
The month with the lowest average high temperature is January (26.8°F).
- Average low temperature in September: 49.1°F
The month with the highest average low temperature is July (56.8°F).
The coldest month (with the lowest average low temperature) is January (14.7°F).
Average pressure in September
Roseboom, NY
- Average pressure in September: 30.06"Hg
The month with the highest atmospheric pressure is November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in September
Roseboom, NY
- Average wind speed in September: 6.2mph
The windiest month (with the highest average wind speed) is January (9.8mph).
The calmest month (with the lowest average wind speed) is August (5.9mph).
Average humidity in September
Roseboom, NY
- Average humidity in September: 80%
The month with the highest relative humidity is February (88%).
The months with the lowest relative humidity are April, May and July (79%).
Average rainfall in September
Roseboom, NY
- Average rainfall in September: 2.09"
The wettest month (with the highest rainfall) is May (3.43").
The driest month (with the least rainfall) is September (2.09").
Average rainfall days in September
Roseboom, NY
- Average rainfall days in September: 13.3 days
The month with the highest number of rainy days is May (19.3 days).
The month with the least rainy days is February (7.8 days).
Average snowfall in September
Roseboom, NY
- Average snowfall in September: 0"
The month with the highest snowfall is January (9.41").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Roseboom, NY
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (19 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Roseboom, 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 5min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 2h and 42min).
Average sunshine days in September
Roseboom, NY
- Average sunshine days in September: 14 days
The month with the most sunshine days is September (14 days).
The month with the least sunshine days is February (5.8 days).
Average UV index in September
Roseboom, NY
- 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, November and December (UV index 1).
Average cloud cover in September
Roseboom, NY
- Average cloud cover in September: 38
The month with the most cloud cover is February (Cloud cover 72).
The months with the least cloud cover are July and August (Cloud cover 37).
Average visibility in September
Roseboom, NY
- Average visibility in September: 5mi
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January and February (4mi).
Roseboom, New York, USA
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