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 August shifts into September, a minor alteration in temperatures is observed, with average highs reducing from a moderately hot 74.8°F (23.8°C) to an agreeable 68.9°F (20.5°C). In Richland, in September, the average low-temperature is a cool 55.2°F (12.9°C).Humidity
The least humid month in Richland, New York, is September, with an average relative humidity of 77%.Rainfall
The month with the least rainfall in Richland, New York, is September, when the rain falls for 14.2 days and typically collects 2.36" (60mm) of precipitation.Snowfall
In Richland, snow does not fall in June through September.Daylight
In Richland, the average length of the day in September is 12h and 29min.On the first day of September in Richland, sunrise is at 6:28 am and sunset at 7:39 pm. On the last day of the month, sunrise is at 7:01 am and sunset at 6:46 pm EDT.
Sunshine
In September, the average sunshine is 9.2h.UV index
In Richland, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for the average person.Note: In September, the maximum UV index of 4 suggests these recommendations:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. To guard against the harmful effects of the Sun, minimize exposure during midday. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.
Frequently asked questions
What are September temperatures in Richland?
What is the least humid month in Richland?
What is the average humidity in September in Richland?
What is the driest month in Richland?
How many days does it rain in September in Richland?
When it does not snow in Richland?
Does it snow in Richland in September?
What is the average length of the day in September in Richland?
When is the sunrise / sunset in September in Richland?
How many hours of sunshine does Richland have in September?
How high is the UV index in September in Richland?
Average temperature in September
Richland, NY
- Average high temperature in September: 68.9°F
The warmest month (with the highest average high temperature) is July (75.2°F).
The month with the lowest average high temperature is January (27.9°F).
- Average low temperature in September: 55.2°F
The month with the highest average low temperature is July (62.2°F).
The coldest month (with the lowest average low temperature) is January (18°F).
Average pressure in September
Richland, NY
- Average pressure in September: 30.05"Hg
The month with the highest atmospheric pressure is November (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in September
Richland, NY
- Average wind speed in September: 7.9mph
The windiest month (with the highest average wind speed) is January (11.9mph).
The calmest month (with the lowest average wind speed) is July (6.8mph).
Average humidity in September
Richland, NY
- Average humidity in September: 77%
The months with the highest relative humidity are January and February (86%).
The month with the lowest relative humidity is September (77%).
Average rainfall in September
Richland, NY
- Average rainfall in September: 2.36"
The wettest month (with the highest rainfall) is October (4.02").
The driest month (with the least rainfall) is September (2.36").
Average rainfall days in September
Richland, NY
- Average rainfall days in September: 14.2 days
The month with the highest number of rainy days is October (19.1 days).
The month with the least rainy days is February (7.8 days).
Average snowfall in September
Richland, NY
- Average snowfall in September: 0"
The month with the highest snowfall is January (8.98").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Richland, NY
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (18.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Richland, NY
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in September: 9h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 2h and 24min).
Average sunshine days in September
Richland, 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 January (6.3 days).
Average UV index in September
Richland, NY
- Average UV index in September: 4
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
Richland, NY
- Average cloud cover in September: 33
The month with the most cloud cover is January (Cloud cover 77).
The months with the least cloud cover are July and August (Cloud cover 30).
Average visibility in September
Richland, NY
- Average visibility in September: 6mi
The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March and December (5mi).
Richland, New York, USA
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