September weather forecast
Alexandria, MO

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Weather in September

September, the first month of the autumn in Alexandria, is still a warm month, with an average temperature ranging between min 57.7°F (14.3°C) and max 77.5°F (25.3°C).

Temperature

The shift from August to September includes a minor decrease in the average high-temperature, lightly dropping from a warm 82.9°F (28.3°C) to a still moderately hot 77.5°F (25.3°C). The average temperature during September nights is registered at a refreshing 57.7°F (14.3°C).

Humidity

In September, the average relative humidity in Alexandria is 74%.

Rainfall

In Alexandria, in September, during 11.7 rainfall days, 2.28" (58mm) of precipitation is typically accumulated. Throughout the year, there are 140.6 rainfall days, and 27.72" (704mm) of precipitation is accumulated.

Snowfall

May through September are months without snowfall in Alexandria, Missouri.

Daylight

The average length of the day in September in Alexandria is 12h and 27min.
On the first day of the month, sunrise is at 6:33 am and sunset at 7:37 pm. On the last day of September, sunrise is at 7:01 am and sunset at 6:49 pm CDT.

Sunshine

The average sunshine in September in Alexandria, Missouri, is 9.4h.

UV index

The average daily maximum UV index in September in Alexandria is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In September, the maximum UV index of 5 suggests these recommendations:
Ensure safety - Recommendations to avert sunburn are presented. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.
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Frequently asked questions

What is the average September temperature in Alexandria?

In Alexandria, in September, the average high-temperature is 77.5°F (25.3°C), and the average low-temperature is 57.7°F (14.3°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, in August is evaluated at 91.4°F (33°C).

What is the average humidity in September in Alexandria?

In Alexandria, Missouri, the average relative humidity in September is 74%.

How many days does it rain in September in Alexandria?

In Alexandria, Missouri, in September, during 11.7 rainfall days, 2.28" (58mm) of precipitation is typically accumulated.

When it does not snow in Alexandria?

May through September are months without snowfall.

Does it snow in Alexandria in September?

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

How many hours of daylight does Alexandria have in September?

The average day length in September in Alexandria, Missouri, is 12h and 27min.

When is the sunrise / sunset in September in Alexandria?

On the first day of September in Alexandria, sunrise is at 6:33 am and sunset at 7:37 pm. On the last day of the month, sunrise is at 7:01 am and sunset at 6:49 pm CDT.

How many hours of sunshine does Alexandria have in September?

In Alexandria, the average sunshine duration in September is 9.4h.

How high is the UV index in September in Alexandria?

The average daily maximum UV index in September in Alexandria, Missouri, is 5. A UV Index value of 3 to 5 symbolizes 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
Alexandria, MO

Average temperature in September - Alexandria, MO
  • Average high temperature in September: 77.5°F

The warmest month (with the highest average high temperature) is July (83.7°F).
The month with the lowest average high temperature is January (31.6°F).

  • Average low temperature in September: 57.7°F

The month with the highest average low temperature is July (66.6°F).
The coldest month (with the lowest average low temperature) is January (19.2°F).

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Average pressure in September
Alexandria, MO

Average pressure in September - Alexandria, MO
  • Average pressure in September: 30.02"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed in September
Alexandria, MO

Average wind speed in September - Alexandria, MO
  • Average wind speed in September: 7.5mph

The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest months (with the lowest average wind speed) are July and August (6.6mph).

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Average humidity in September
Alexandria, MO

Average humidity in September - Alexandria, MO
  • Average humidity in September: 74%

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

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Average rainfall in September
Alexandria, MO

Average rainfall in September - Alexandria, MO
  • Average rainfall in September: 2.28"

The wettest month (with the highest rainfall) is May (3.9").
The driest month (with the least rainfall) is January (1.34").

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Average rainfall days in September
Alexandria, MO

Average rainfall days in September - Alexandria, MO
  • Average rainfall days in September: 11.7 days

The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is February (5.7 days).

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Average snowfall in September
Alexandria, MO

Average snowfall in September - Alexandria, MO
  • Average snowfall in September: 0"

The month with the highest snowfall is January (3.94").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in September
Alexandria, MO

Average snowfall days in September - Alexandria, MO
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (9.8 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
Alexandria, MO

Average daylight in September / Average sunshine in September - Alexandria, MO
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • 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 18min).

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Average sunshine days in September
Alexandria, MO

Average sunshine days in September - Alexandria, MO
  • Average sunshine days in September: 16.5 days

The month with the most sunshine days is December (18.6 days).
The month with the least sunshine days is June (10.9 days).

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Average UV index in September
Alexandria, MO

Average UV index in September - Alexandria, MO
  • Average UV index in September: 5

The months with the highest UV index are 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
Alexandria, MO

Average cloud cover in September - Alexandria, MO
  • Average cloud cover in September: 29

The month with the most cloud cover is January (Cloud cover 53).
The months with the least cloud cover are July and August (Cloud cover 28).

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Average visibility in September
Alexandria, MO

Average visibility in September - Alexandria, MO
  • 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).

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Alexandria, Missouri, USA

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