September weather forecast and climate
Athol, KY

September, the first month of the autumn, in Athol, is also a moderately hot month, with average temperature varying between 57.6°F (14.2°C) and 79.3°F (26.3°C).

Temperature

In Athol, the average high-temperature slightly decreases, from 85.6°F (29.8°C) in August, to a still warm 79.3°F (26.3°C). In Athol, Kentucky, in September, the average low-temperature is 57.6°F (14.2°C).

Humidity

The average relative humidity in September is 76%.

Rainfall

September is the month with the least rainfall. Rain falls for 13.2 days and accumulates 2.05" (52mm) of precipitation.

Snowfall

In Athol, Kentucky, snow does not fall in May through September.

Daylight

In September, the average length of the day is 12.4h.

Sunshine

The average sunshine in Athol, Kentucky, is 8.2h.

UV index

In September, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a medium health hazard from unprotected exposure to the Sun's UV rays for ordinary individuals.
Note: In September, the average maximum UV index of 4 translate into the following recommendations:
Take precautions - Protection against the skin and eye damage is obliged. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. 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 Athol?

In September, the average high-temperature is 79.3°F (26.3°C), and the average low-temperature is 57.6°F (14.2°C).

What is the average humidity in September in Athol?

In Athol, the average relative humidity in September is 76%.

How much does it rain in Athol in September?

In Athol, Kentucky, in September, it is raining for 13.2 days, with typically 2.05" (52mm) of accumulated precipitation.

What is the driest month in Athol?

September is the month with the least rainfall in Athol, Kentucky. Rain falls for 13.2 days and accumulates 2.05" (52mm) of precipitation.

Does it snow in Athol in September?

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

When it does not snow in Athol?

In Athol, Kentucky, snow does not fall in May through September.

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

The average length of the day in September is 12.4h.

How long on average sun shines in September in Athol?

In Athol, the average sunshine in September is 8.2h.

What is the UV index intensity in September in Athol?

The average daily maximum UV index in September in Athol is 4. A UV Index reading of 3 to 5 represents a medium health risk from the exposure to the Sun's UV rays.
Average temperature in September - Athol, KY
  • Average high temperature in September: 79.3°F

The warmest month (with the highest average high temperature) is July (86.9°F).
The month with the lowest average high temperature is January (40.1°F).

  • Average low temperature in September: 57.6°F

The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (27°F).

Average pressure in September - Athol, KY
  • Average pressure in September: 30.04"

Months with the highest atmospheric pressure are January and November (30.16").
The month with the lowest atmospheric pressure is June (29.97").

Average wind speed in September - Athol, KY
  • Average wind speed in September: 4.7mph

The windiest months (with the highest average wind speed) are January and February (7.1mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).

Average humidity in September - Athol, KY
  • Average humidity in September: 76%

Months with the highest relative humidity are February and December (80%).
Months with the lowest relative humidity are June, August, October and November (75%).

Average rainfall in September - Athol, KY
  • Average rainfall in September: 2.05"

The wettest months (with the highest rainfall) are February and May (3.46").
The driest month (with the least rainfall) is September (2.05").

Average rainfall days in September - Athol, KY
  • Average rainfall days in September: 13.2 days

The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is November (10.7 days).

Average snowfall in September - Athol, KY
  • Average snowfall in September: 0"

The month with the highest snowfall is February (2.99").
Months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in September - Athol, KY
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (9.6 days).
Months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in September / Average sunshine in September - Athol, KY
  • Average daylight in September: 12.4h

The month with the longest days is June (Average daylight: 14.7h).
The month with the shortest days is December (Average daylight: 9.6h).

  • Average sunshine in September: 8.2h

The month with the most sunshine is June (Average sunshine: 10.1h).
The month with the least sunshine is January (Average sunshine: 4h).

Average sunshine days in September - Athol, KY
  • Average sunshine days in September: 14.5 days

The month with the most sunshine days is November (17.1 days).
The month with the least sunshine days is February (10.3 days).

Average UV index in September - Athol, KY
  • Average UV index in September: 4

Months with the highest UV index are May, June, July and August (UV index 6).
Months with the lowest UV index are January, February and December (UV index 2).

Average cloud cover in September - Athol, KY
  • Average cloud cover in September: 35

Months with the most cloud cover are January and February (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 32).

Average visibility in September - Athol, KY
  • Average visibility in September: 5mi

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