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 signifies a gentle decline in Dannemora's average high-temperature, easing from a warm 75.7°F (24.3°C) in August to an agreeable 68.7°F (20.4°C). Dannemora registers a consistent average low-temperature of 49.8°F (9.9°C) during September.Humidity
The average relative humidity in September is 79%.Rainfall
The month with the least rainfall is September, when the rain falls for 12.8 days and typically collects 1.85" (47mm) of precipitation.Snowfall
June through September are months without snowfall.Daylight
In Dannemora, New York, the average length of the day in September is 12h and 31min.On the first day of the month, sunrise is at 6:18 am and sunset at 7:31 pm. On the last day of September, sunrise is at 6:52 am and sunset at 6:36 pm EDT.
Sunshine
In September, the average sunshine in Dannemora is 9.1h.UV index
The average daily maximum UV index in September in Dannemora, New York, is 3. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for average individuals.Note: In September, the maximum UV index of 3 translates into these guidelines:
Undertake precautions - It is suggested to shield oneself from sunburn. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
Frequently asked questions
What is the temperature in September in Dannemora?
What is the average humidity in September in Dannemora?
What is the driest month in Dannemora?
How many days does it rain in September in Dannemora?
When it does not snow in Dannemora?
Does it snow in Dannemora in September?
What is the average length of the day in September in Dannemora?
When are sunrise and sunset in September in Dannemora?
How long on average sun shines in September in Dannemora?
What is the UV index intensity in September in Dannemora?
Average temperature in September
Dannemora, NY
- Average high temperature in September: 68.7°F
The warmest month (with the highest average high temperature) is July (77.4°F).
The month with the lowest average high temperature is January (23.7°F).
- Average low temperature in September: 49.8°F
The month with the highest average low temperature is July (58.5°F).
The coldest month (with the lowest average low temperature) is January (10.8°F).
Average pressure in September
Dannemora, NY
- Average pressure in September: 30.04"Hg
The month with the highest atmospheric pressure is November (30.06"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in September
Dannemora, NY
- Average wind speed in September: 6mph
The windiest month (with the highest average wind speed) is April (8mph).
The calmest month (with the lowest average wind speed) is August (5.9mph).
Average humidity in September
Dannemora, NY
- Average humidity in September: 79%
The month with the highest relative humidity is February (89%).
The month with the lowest relative humidity is May (76%).
Average rainfall in September
Dannemora, NY
- Average rainfall in September: 1.85"
The wettest month (with the highest rainfall) is June (3.43").
The driest month (with the least rainfall) is September (1.85").
Average rainfall days in September
Dannemora, NY
- Average rainfall days in September: 12.8 days
The month with the highest number of rainy days is June (19.1 days).
The month with the least rainy days is February (8 days).
Average snowfall in September
Dannemora, NY
- Average snowfall in September: 0"
The month with the highest snowfall is February (13.35").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Dannemora, NY
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (21.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Dannemora, NY
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in September: 9h and 1min
The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 3h and 18min).
Average sunshine days in September
Dannemora, NY
- Average sunshine days in September: 15 days
The month with the most sunshine days is September (15 days).
The month with the least sunshine days is February (5.1 days).
Average UV index in September
Dannemora, 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 and December (UV index 1).
Average cloud cover in September
Dannemora, NY
- Average cloud cover in September: 33
The month with the most cloud cover is February (Cloud cover 68).
The months with the least cloud cover are July and August (Cloud cover 32).
Average visibility in September
Dannemora, NY
- Average visibility in September: 6mi
The months with the highest visibility are May, July, August and September (6mi).
The months with the lowest visibility are January and February (4mi).
Dannemora, New York, USA
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