September weather forecast
Watterson Park, KY

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Weather in September

September, the first month of the autumn in Watterson Park, is still a warm month, with an average temperature ranging between max 79.5°F (26.4°C) and min 60.1°F (15.6°C).

Temperature

The commencement of September includes a gentle temperature shift, with the average high-temperature dropping a bit from a hot 86.2°F (30.1°C) in August to a warm 79.5°F (26.4°C). Watterson Park observes an average low-temperature of 60.1°F (15.6°C) during September.

Humidity

In September, the average relative humidity is 73%.

Rainfall

September is the month with the least rainfall in Watterson Park. Rain falls for 12.6 days and accumulates 1.46" (37mm) of precipitation.

Snowfall

May through October are months without snowfall in Watterson Park.

Daylight

In Watterson Park, the average length of the day in September is 12h and 25min.
On the first day of the month, sunrise is at 7:13 am and sunset at 8:11 pm. On the last day of September, sunrise is at 7:38 am and sunset at 7:26 pm EDT.

Sunshine

In Watterson Park, the average sunshine in September is 8.5h.

UV index

In Watterson Park, the average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for average individuals.
Note: The daily high UV index of 5 in September translates into this advice:
Guard yourself - An obligation to protect skin and eyes from harm exists. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.
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Frequently asked questions

What are September temperatures in Watterson Park?

Watterson Park in September has an average high-temperature of 79.5°F (26.4°C) and an average low-temperature of 60.1°F (15.6°C). In August, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which factors the actual air temperature with the relative humidity, is calculated to be 96.8°F (36°C).

What is the average humidity in September in Watterson Park?

The average relative humidity in September is 73%.

What is the driest month in Watterson Park?

The month with the least rainfall is September, when the rain falls for 12.6 days and typically collects 1.46" (37mm) of precipitation.

How many days does it rain in September in Watterson Park?

In Watterson Park, Kentucky, in September, it is raining for 12.6 days, with typically 1.46" (37mm) of accumulated precipitation.

When it does not snow in Watterson Park?

In Watterson Park, snow does not fall in May through October.

How many hours of daylight does Watterson Park have in September?

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

When are sunrise and sunset in September in Watterson Park?

On the first day of September, sunrise is at 7:13 am and sunset at 8:11 pm. On the last day of the month, sunrise is at 7:38 am and sunset at 7:26 pm EDT.

How long on average sun shines in September in Watterson Park?

In September, the average sunshine duration in Watterson Park is 8.5h.

What is the UV index reading in September in Watterson Park?

In Watterson Park, the average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a moderate health threat from exposure to the Sun's UV radiation.
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
Watterson Park, KY

Average temperature in September - Watterson Park, KY
  • Average high temperature in September: 79.5°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 (39.2°F).

  • Average low temperature in September: 60.1°F

The month with the highest average low temperature is July (67.8°F).
The coldest month (with the lowest average low temperature) is January (26.4°F).

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Average pressure in September
Watterson Park, KY

Average pressure in September - Watterson Park, KY
  • Average pressure in September: 30.03"Hg

The months with the highest atmospheric pressure are January and November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

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Average wind speed in September
Watterson Park, KY

Average wind speed in September - Watterson Park, KY
  • Average wind speed in September: 5.3mph

The windiest month (with the highest average wind speed) is January (8mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).

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Average humidity in September
Watterson Park, KY

Average humidity in September - Watterson Park, KY
  • Average humidity in September: 73%

The months with the highest relative humidity are February and December (79%).
The month with the lowest relative humidity is August (72%).

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Average rainfall in September
Watterson Park, KY

Average rainfall in September - Watterson Park, KY
  • Average rainfall in September: 1.46"

The wettest month (with the highest rainfall) is April (3.11").
The driest month (with the least rainfall) is September (1.46").

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Average rainfall days in September
Watterson Park, KY

Average rainfall days in September - Watterson Park, KY
  • Average rainfall days in September: 12.6 days

The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is January (9.3 days).

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Average snowfall in September
Watterson Park, KY

Average snowfall in September - Watterson Park, KY
  • Average snowfall in September: 0"

The month with the highest snowfall is February (0.94").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in September
Watterson Park, KY

Average snowfall days in September - Watterson Park, KY
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (5.6 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in September /
Average sunshine in September
Watterson Park, KY

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

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in September: 8h and 3min

The months with the most sunshine are June and July (Average sunshine: 10h and 24min).
The months with the least sunshine are January and December (Average sunshine: 4h and 24min).

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Average sunshine days in September
Watterson Park, KY

Average sunshine days in September - Watterson Park, KY
  • Average sunshine days in September: 15.7 days

The month with the most sunshine days is October (19.1 days).
The month with the least sunshine days is May (10.8 days).

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Average UV index in September
Watterson Park, KY

Average UV index in September - Watterson Park, KY
  • Average UV index in September: 5

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

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Average cloud cover in September
Watterson Park, KY

Average cloud cover in September - Watterson Park, KY
  • Average cloud cover in September: 31

The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is August (Cloud cover 28).

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Average visibility in September
Watterson Park, KY

Average visibility in September - Watterson Park, KY
  • Average visibility in September: 6mi

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

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Watterson Park, Kentucky, USA

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