September weather forecast
Sharpsburg, IA

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Weather in September

The first month of the autumn, September, is still a warm month in Sharpsburg, Iowa, with an average temperature varying between 56.5°F (13.6°C) and 76.1°F (24.5°C).

Temperature

September's arrival comes with a mild decrease in the average high-temperature, moving subtly from a warm 82°F (27.8°C) in August to a still moderately hot 76.1°F (24.5°C). In the month of September, Sharpsburg experiences an average low-temperature of 56.5°F (13.6°C).

Humidity

In September, the average relative humidity is 75%.

Rainfall

In Sharpsburg, Iowa, in September, during 11.6 rainfall days, 1.85" (47mm) of precipitation is typically accumulated. In Sharpsburg, during the entire year, the rain falls for 123.8 days and collects up to 21.93" (557mm) of precipitation.

Snowfall

In Sharpsburg, snow does not fall in June through September.

Daylight

The average length of the day in September in Sharpsburg is 12h and 27min.
On the first day of September in Sharpsburg, sunrise is at 6:46 am and sunset at 7:50 pm. On the last day of the month, sunrise is at 7:14 am and sunset at 7:01 pm CDT.

Sunshine

In Sharpsburg, the average sunshine in September is 9.3h.

UV index

The average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for the ordinary person.
Note: The maximum daily UV index of 5 during September translates into the following directions:
Make use of precautions - It is urged to ward off sun damage. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are September temperatures in Sharpsburg?

During September, Sharpsburg experiences an average high-temperature of 76.1°F (24.5°C) and a low-temperature of 56.5°F (13.6°C). The average heat index (a.k.a. 'real feel', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, in August is estimated at 87.8°F (31°C).

What is the average humidity in September in Sharpsburg?

In September, the average relative humidity in Sharpsburg, Iowa, is 75%.

How many days does it rain in September in Sharpsburg?

In Sharpsburg, in September, it is raining for 11.6 days, with typically 1.85" (47mm) of accumulated precipitation.

When it does not snow in Sharpsburg?

In Sharpsburg, Iowa, snow does not fall in June through September.

Does it snow in Sharpsburg in September?

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

How many hours of daylight does Sharpsburg have in September?

In September, the average day length in Sharpsburg, Iowa, is 12h and 27min.

When are sunrise and sunset in September in Sharpsburg?

On the first day of September in Sharpsburg, sunrise is at 6:46 am and sunset at 7:50 pm. On the last day of the month, sunrise is at 7:14 am and sunset at 7:01 pm CDT.

How long on average sun shines in September in Sharpsburg?

In Sharpsburg, the average sunshine duration in September is 9.3h.

How high is the UV index in September in Sharpsburg?

The average daily maximum UV index in September in Sharpsburg is 5. A UV Index estimate of 3 to 5 represents a medium hazard to health from unprotected exposure to 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
Sharpsburg, IA

Average temperature in September - Sharpsburg, IA
  • Average high temperature in September: 76.1°F

The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (30.7°F).

  • Average low temperature in September: 56.5°F

The month with the highest average low temperature is July (66°F).
The coldest month (with the lowest average low temperature) is January (17.1°F).

Average pressure in September
Sharpsburg, IA

Average pressure in September - Sharpsburg, IA
  • Average pressure in September: 30.01"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

Average wind speed in September
Sharpsburg, IA

Average wind speed in September - Sharpsburg, IA
  • Average wind speed in September: 7.9mph

The windiest month (with the highest average wind speed) is March (10.3mph).
The calmest month (with the lowest average wind speed) is July (6.7mph).

Average humidity in September
Sharpsburg, IA

Average humidity in September - Sharpsburg, IA
  • Average humidity in September: 75%

The month with the highest relative humidity is June (81%).
The month with the lowest relative humidity is October (70%).

Average rainfall in September
Sharpsburg, IA

Average rainfall in September - Sharpsburg, IA
  • Average rainfall in September: 1.85"

The wettest month (with the highest rainfall) is June (3.78").
The driest month (with the least rainfall) is February (0.63").

Average rainfall days in September
Sharpsburg, IA

Average rainfall days in September - Sharpsburg, IA
  • Average rainfall days in September: 11.6 days

The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is January (3.9 days).

Average snowfall in September
Sharpsburg, IA

Average snowfall in September - Sharpsburg, IA
  • 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
Sharpsburg, IA

Average snowfall days in September - Sharpsburg, IA
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (8.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Sharpsburg, IA

Average daylight in September / Average sunshine in September - Sharpsburg, IA
  • Average daylight in September: 12h and 3min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in September: 9h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 36min).

Average sunshine days in September
Sharpsburg, IA

Average sunshine days in September - Sharpsburg, IA
  • Average sunshine days in September: 16.6 days

The month with the most sunshine days is November (21.9 days).
The month with the least sunshine days is May (11.1 days).

Average UV index in September
Sharpsburg, IA

Average UV index in September - Sharpsburg, IA
  • Average UV index in September: 5

The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is January (UV index 1).

Average cloud cover in September
Sharpsburg, IA

Average cloud cover in September - Sharpsburg, IA
  • Average cloud cover in September: 28

The month with the most cloud cover is January (Cloud cover 49).
The months with the least cloud cover are July and September (Cloud cover 28).

Average visibility in September
Sharpsburg, IA

Average visibility in September - Sharpsburg, IA
  • Average visibility in September: 6mi

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

Sharpsburg, Iowa, USA

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