September weather forecastFort Ann, NY

September

Weather in September

September, the first month of the autumn in Fort Ann, is still a pleasant month, with an average temperature ranging between min 50.4°F (10.2°C) and max 70.9°F (21.6°C).

Temperature

Fort Ann in September undergoes a slight reduction in the average high-temperature, shifting from August's moderately hot 78.4°F (25.8°C) to a pleasant 70.9°F (21.6°C). The low-temperature average for Fort Ann during September stands at a fresh 50.4°F (10.2°C).

Humidity

The average relative humidity in September is 78%.

Rainfall

The months with the least rainfall are March and September Rain falls for 8.1 days and accumulates 0.59" (15mm) of rain.

Snowfall

June through September are months without snowfall.

Daylight

The average length of the day in September is 12h and 29min.
On the first day of September, sunrise is at 6:18 am and sunset at 7:28 pm. On the last day of the month, sunrise is at 6:51 am and sunset at 6:36 pm EDT.

Sunshine

In September, the average sunshine is 9.1h.

UV index

In Fort Ann, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for average individuals.
Note: The maximum UV index, 4 during September, leads to the following recommendations:
Act with care - Obligation to protect against skin and eye damage is highlighted. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
Updated: Aug 18, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

In Fort Ann, 70.9°F (21.6°C) is the average high-temperature and 50.4°F (10.2°C) is the average low-temperature during September.

The average relative humidity in September is 78%.

March and September are months with the least rain when the rain falls for 8.1 days and typically aggregates up to 0.59" (15mm) of rain.

In Fort Ann, during September, the rain falls for 8.1 days and regularly aggregates up to 0.59" (15mm) of precipitation.

In Fort Ann, snow does not fall in June through September.

In Fort Ann, in September, it doesn't snow. In October, it regularly snows.

In September, the average day length is 12h and 29min.

On the first day of September, sunrise is at 6:18 am and sunset at 7:28 pm. On the last day of the month, sunrise is at 6:51 am and sunset at 6:36 pm EDT.

In September, the average sunshine duration is 9.1h.

In September, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a moderate health threat from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Fort Ann, NY

  • Average high temperature in September: 70.9°F

The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (27°F).

  • Average low temperature in September: 50.4°F

The month with the highest average low temperature is July (58.3°F).
The coldest month (with the lowest average low temperature) is January (15.3°F).

Average pressure in September
Fort Ann, 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 (29.92"Hg).

Average wind speed in September
Fort Ann, NY

  • Average wind speed in September: 5.3mph

The windiest month (with the highest average wind speed) is April (7.1mph).
The calmest month (with the lowest average wind speed) is August (5mph).

Average humidity in September
Fort Ann, NY

  • Average humidity in September: 78%

The month with the highest relative humidity is February (84%).
The month with the lowest relative humidity is April (73%).

Average rainfall in September
Fort Ann, NY

  • Average rainfall in September: 0.59"

The wettest month (with the highest rainfall) is July (1.22").
The driest months (with the least rainfall) are March and September (0.59").

Average rainfall days in September
Fort Ann, NY

  • Average rainfall days in September: 8.1 days

The month with the highest number of rainy days is July (11.5 days).
The month with the least rainy days is January (4 days).

Average snowfall in September
Fort Ann, NY

  • Average snowfall in September: 0"

The month with the highest snowfall is January (3.15").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
Fort Ann, NY

  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (7.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Fort Ann, NY

  • Average daylight in September: 12h and 30min

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 6min

The months with the most sunshine are July and August (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 0min).

Average sunshine days in September
Fort Ann, NY

  • Average sunshine days in September: 20.8 days

The month with the most sunshine days is January (22.2 days).
The months with the least sunshine days are June and July (17.3 days).

Average UV index in September
Fort Ann, NY

  • Average UV index in September: 4

The months with the highest UV index are May, 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
Fort Ann, NY

  • Average cloud cover in September: 33

The month with the most cloud cover is February (Cloud cover 58).
The months with the least cloud cover are July, August and September (Cloud cover 33).

Average visibility in September
Fort Ann, NY

  • Average visibility in September: 5mi

The months with the highest visibility are April, May, November and December (6mi).
The months with the lowest visibility are January, February, March, June, July, August, September and October (5mi).