September weather forecast
Diablock, KY

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Weather in September

September, the first month of the autumn in Diablock, is still a warm month, with temperature in the range of an average low of 56.3°F (13.5°C) and an average high of 78.3°F (25.7°C).

Temperature

Diablock's progression into September involves a minor drop in the average high-temperature, slightly receding from a warm 84.2°F (29°C) in August to a still moderately hot 78.3°F (25.7°C). September nights are characterized by a notable drop from daytime highs, with an average low-temperature of 56.3°F (13.5°C).

Humidity

In September, the average relative humidity is 77%.

Rainfall

September is the month with the least rainfall. Rain falls for 13.4 days and accumulates 1.46" (37mm) of precipitation.

Snowfall

In Diablock, snow does not fall in May through September.

Daylight

In Diablock, Kentucky, the average length of the day in September is 12h and 25min.
On the first day of September, sunrise is at 7:03 am and sunset at 8:01 pm. On the last day of the month, sunrise is at 7:27 am and sunset at 7:16 pm EDT.

Sunshine

The average sunshine in September is 8.3h.

UV index

In Diablock, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: The UV index of 4 in September translates into these instructions:
Exercise prevention - Precautions against solar damage are endorsed. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.

Frequently asked questions

What is the usual temperature for Diablock in September?

The high-temperature, in September, in Diablock, is 78.3°F (25.7°C), while the low-temperature averages to 56.3°F (13.5°C). In August, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, is computed to be 93.2°F (34°C).

What is the average humidity in September?

In Diablock, the average relative humidity in September is 77%.

What is the driest month?

September is the month with the least rainfall. Rain falls for 13.4 days and accumulates 1.46" (37mm) of precipitation.

How much does it rain in September?

In September, the rain falls for 13.4 days. Throughout September, 1.46" (37mm) of precipitation is accumulated.

When it does not snow?

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

Does it snow in Diablock in September?

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

What is the average length of the day in September?

The average day length in September in Diablock is 12h and 25min.

When are sunrise and sunset in September in Diablock?

In September, on the first day of the month, sunrise is at 7:03 am and sunset at 8:01 pm. On the last day of the month, sunrise is at 7:27 am and sunset at 7:16 pm EDT.

How long on average sun shines in September?

In September, the average sunshine duration is 8.3h.

What is the UV index intensity in September?

In September, the average daily maximum UV index in Diablock is 4. A UV Index estimate of 3 to 5 represents a medium hazard to health from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Diablock, KY

Average temperature in September - Diablock, KY
  • Average high temperature in September: 78.3°F

The warmest month (with the highest average high temperature) is July (85.3°F).
The month with the lowest average high temperature is January (40.6°F).

  • Average low temperature in September: 56.3°F

The month with the highest average low temperature is July (63°F).
The coldest month (with the lowest average low temperature) is January (27°F).

Average pressure in September
Diablock, KY

Average pressure in September - Diablock, KY
  • Average pressure in September: 30.05"Hg

The months with the highest atmospheric pressure are January and November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).

Average wind speed in September
Diablock, KY

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

The windiest month (with the highest average wind speed) is April (6.7mph).
The calmest month (with the lowest average wind speed) is August (4mph).

Average humidity in September
Diablock, KY

Average humidity in September - Diablock, KY
  • Average humidity in September: 77%

The months with the highest relative humidity are February and December (80%).
The month with the lowest relative humidity is November (75%).

Average rainfall in September
Diablock, KY

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

The wettest month (with the highest rainfall) is February (2.76").
The driest month (with the least rainfall) is September (1.46").

Average rainfall days in September
Diablock, KY

Average rainfall days in September - Diablock, KY
  • Average rainfall days in September: 13.4 days

The month with the highest number of rainy days is May (18.6 days).
The month with the least rainy days is November (10.5 days).

Average snowfall in September
Diablock, KY

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

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

Average snowfall days in September
Diablock, KY

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

The month with the highest number of snowfall days is January (10.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Diablock, KY

Average daylight in September / Average sunshine in September - Diablock, KY
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 42min).

  • Average sunshine in September: 8h and 2min

The months with the most sunshine are June, July and August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).

Average sunshine days in September
Diablock, KY

Average sunshine days in September - Diablock, KY
  • Average sunshine days in September: 14 days

The month with the most sunshine days is November (17.3 days).
The month with the least sunshine days is May (9.7 days).

Average UV index in September
Diablock, KY

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

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

Average cloud cover in September
Diablock, KY

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

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

Average visibility in September
Diablock, KY

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

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

Diablock, Kentucky, USA

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