September weather forecast and climate
Ravena, NY

September, the first month of the autumn, in Ravena, is still a pleasant month, with average temperature ranging between max 71.2°F (21.8°C) and min 51.1°F (10.6°C).

Temperature

In Ravena, the average high-temperature slightly decreases, from a moderately hot 79.3°F (26.3°C) in August, to a pleasant 71.2°F (21.8°C). The average low-temperature, in September, is 51.1°F (10.6°C).

Humidity

In September, the average relative humidity is 79%.

Rainfall

In Ravena, during 11.5 rainfall days, 2.13" (54mm) of precipitation is typically accumulated. Throughout the year, in Ravena, there are 153.2 rainfall days, and 30" (762mm) of precipitation is accumulated.

Snowfall

In Ravena snow does not fall in June through September.

Daylight

The average length of the day in September is 12.5h.

Sunshine

In September, the average sunshine in Ravena is 8.9h.

UV index

The average daily maximum UV index in Ravena, New York, is 3. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to the Sun's UV rays for ordinary individuals.
Note: The average daily UV index of 3 in September transform into the following instructions:
Take precautions - Protection against sun damage is advised. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.

What is the temperature in September in Ravena?

In September, the average high-temperature is 71.2°F (21.8°C), and the average low-temperature is 51.1°F (10.6°C).

What is the average humidity in September in Ravena?

In September, the average relative humidity is 79%.

How many days does it rain in September in Ravena?

In September, in Ravena, the rain falls for 11.5 days. Throughout September, 2.13" (54mm) of precipitation is accumulated.

Does it snow in Ravena in September?

In Ravena, New York, in September, it doesn't snow. In October, it regularly snows.

When it does not snow in Ravena?

June through September are months without snowfall.

What is the average length of the day in September in Ravena?

In Ravena, New York, the average length of the day in September is 12.5h.

How long on average sun shines in September in Ravena?

In September, the average sunshine is 8.9h.

What is the UV index reading in September in Ravena?

In September, the average daily maximum UV index is 3. A UV Index of 3 to 5 symbolizes a medium hazard to health from unprotected exposure to the UV radiation.
Average temperature in September - Ravena, NY
  • Average high temperature in September: 21.8°C

The warmest month (with the highest average high temperature) is July (27.3°C).
The month with the lowest average high temperature is January (-1.6°C).

  • Average low temperature in September: 10.6°C

The month with the highest average low temperature is July (15.2°C).
The coldest month (with the lowest average low temperature) is January (-8.4°C).

Average pressure in September - Ravena, NY
  • Average pressure in September: 1017.8mbar

The month with the highest atmospheric pressure is November (1019mbar).
The month with the lowest atmospheric pressure is June (1013.3mbar).

Average wind speed in September - Ravena, NY
  • Average wind speed in September: 8.9km/h

The windiest month (with the highest average wind speed) is January (13.3km/h).
The calmest month (with the lowest average wind speed) is August (8.1km/h).

Average humidity in September - Ravena, NY
  • Average humidity in September: 79%

The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is April (75%).

Average rainfall in September - Ravena, NY
  • Average rainfall in September: 54mm

The wettest month (with the highest rainfall) is July (87mm).
The driest month (with the least rainfall) is January (44mm).

Average rainfall days in September - Ravena, NY
  • Average rainfall days in September: 11.5 days

Months with the highest number of rainy days are May and July (17.1 days).
The month with the least rainy days is January (7.3 days).

Average snowfall in September - Ravena, NY
  • Average snowfall in September: 0mm

The month with the highest snowfall is February (147mm).
Months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in September - Ravena, NY
  • Average snowfall days in September: 0 days

Months with the highest number of snowfall days are January and February (10.5 days).
Months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September / Average sunshine in September - Ravena, NY
  • Average daylight in September: 12.5h

The month with the longest days is June (Average daylight: 15.3h).
The month with the shortest days is December (Average daylight: 9.1h).

  • Average sunshine in September: 8.9h

Months with the most sunshine are July and August (Average sunshine: 10.2h).
The month with the least sunshine is February (Average sunshine: 3.8h).

Average sunshine days in September - Ravena, NY
  • Average sunshine days in September: 16.1 days

The month with the most sunshine days is November (18 days).
The month with the least sunshine days is June (11.6 days).

Average UV index in September - Ravena, NY
  • Average UV index in September: 3

The month with the highest UV index is July (UV index 6).
Months with the lowest UV index are January, February, March, October, November and December (UV index 2).

Average cloud cover in September - Ravena, NY
  • Average cloud cover in September: 36

The month with the most cloud cover is February (Cloud cover 59).
The month with the least cloud cover is July (Cloud cover 34).

Average visibility in September - Ravena, NY
  • Average visibility in September: 8km

Months with the highest visibility are April, June, November and December (9km).
Months with the lowest visibility are January, February, March, May, July, August, September and October (8km).