September weather forecast and climate
Argo, KY

The first month of the autumn, September, is also a moderately hot month in Argo, Kentucky, with average temperature ranging between min 56.8°F (13.8°C) and max 78.6°F (25.9°C).

Temperature

In Argo, the average high-temperature in September marginally drops, from 84.4°F (29.1°C) in August, to a still moderately hot 78.6°F (25.9°C). In Argo, the average low-temperature is 56.8°F (13.8°C).

Humidity

The average relative humidity in September is 76%.

Rainfall

September is the month with the least rainfall in Argo. Rain falls for 12.5 days and accumulates 1.46" (37mm) of precipitation.

Snowfall

In Argo, Kentucky, snow does not fall in June through September.

Daylight

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

Sunshine

In Argo, the average sunshine is 8.3h.

UV index

In September, the average daily maximum UV index in Argo, Kentucky, is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from the exposure to the Sun's UV rays for average 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 Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.

What is the temperature in September in Argo?

In September, the average high-temperature is 78.6°F (25.9°C), and the average low-temperature is 56.8°F (13.8°C).

What is the average humidity in September in Argo?

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

How many days does it rain in September in Argo?

In Argo, during September, the rain falls for 12.5 days and regularly aggregates up to 1.46" (37mm) of precipitation.

What is the driest month in Argo?

September is the month with the least rainfall. Rain falls for 12.5 days and accumulates 1.46" (37mm) of precipitation.

Does it snow in Argo in September?

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

When it does not snow in Argo?

In Argo snow does not fall in June through September.

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

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

How many hours of sunshine does Argo have in September?

In September, the average sunshine is 8.3h.

How high is the UV index in September in Argo?

The average daily maximum UV index in September in Argo is 4. A UV Index estimate of 3 to 5 represents a medium health risk from the exposure to the Sun's UV rays.
Average temperature in September - Argo, KY
  • Average high temperature in September: 78.6°F

The warmest month (with the highest average high temperature) is July (86°F).
The month with the lowest average high temperature is January (40.1°F).

  • Average low temperature in September: 56.8°F

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (26.8°F).

Average pressure in September - Argo, KY
  • Average pressure in September: 30.06"

The month with the highest atmospheric pressure is November (30.16").
The month with the lowest atmospheric pressure is June (29.98").

Average wind speed in September - Argo, KY
  • Average wind speed in September: 4.2mph

The windiest month (with the highest average wind speed) is April (6.4mph).
The calmest month (with the lowest average wind speed) is August (3.9mph).

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

The month with the highest relative humidity is February (81%).
Months with the lowest relative humidity are July, August and November (75%).

Average rainfall in September - Argo, KY
  • Average rainfall in September: 1.46"

The wettest months (with the highest rainfall) are February and May (3.27").
The driest month (with the least rainfall) is September (1.46").

Average rainfall days in September - Argo, KY
  • Average rainfall days in September: 12.5 days

The month with the highest number of rainy days is May (18.2 days).
The month with the least rainy days is November (10.1 days).

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

The month with the highest snowfall is February (4.09").
Months with the least snowfall are June, July, August and September (0").

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

The month with the highest number of snowfall days is January (9.8 days).
Months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September / Average sunshine in September - Argo, 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: 8.3h

The month with the most sunshine is August (Average sunshine: 10.4h).
The month with the least sunshine is January (Average sunshine: 4.1h).

Average sunshine days in September - Argo, KY
  • Average sunshine days in September: 15.5 days

The month with the most sunshine days is October (17.7 days).
The month with the least sunshine days is May (10.5 days).

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

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

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

The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 31).

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

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