October weather forecast
Decatur, MS

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Weather in October

October, the same as September, is another warm autumn month in Decatur, Mississippi, with an average temperature fluctuating between 76.8°F (24.9°C) and 56.3°F (13.5°C).

Temperature

A moderate decline in the average high-temperature is seen during October, decreasing from a tropical 86.7°F (30.4°C) in September to a warm 76.8°F (24.9°C). October nights in Decatur observe an average temperature dip to a moderate 56.3°F (13.5°C).

Humidity

The least humid month is October, with an average relative humidity of 70%.

Rainfall

In Decatur, during October, the rain falls for 9.5 days and regularly aggregates up to 2.6" (66mm) of precipitation. Throughout the year, in Decatur, there are 167.6 rainfall days, and 36.54" (928mm) of precipitation is accumulated.

Snowfall

April through November are months without snowfall.

Daylight

In October, the average length of the day in Decatur is 11h and 22min.
On the first day of the month, sunrise is at 6:50 am and sunset at 6:40 pm. On the last day of October, sunrise is at 7:13 am and sunset at 6:06 pm CDT.

Sunshine

In October, the average sunshine in Decatur, Mississippi, is 7.1h.

UV index

In Decatur, the average daily maximum UV index in October is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum daily UV index of 4 in October interprets into the following recommendations:
Put precautions into practice - Protective measures against sun-induced damage are advised. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.
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Frequently asked questions

What is the average October temperature in Decatur?

In Decatur, 76.8°F (24.9°C) is the average high-temperature and 56.3°F (13.5°C) is the average low-temperature during October. The average heat index (a.k.a. 'felt air temperature', 'feels like'), which factors the actual air temperature with the relative humidity, in September is computed to be 98.6°F (37°C).

What is the least humid month in Decatur?

The least humid month in Decatur, Mississippi, is October, with an average relative humidity of 70%.

What is the average humidity in October in Decatur?

In Decatur, Mississippi, the average relative humidity in October is 70%.

How much does it rain in Decatur in October?

In Decatur, Mississippi, in October, during 9.5 rainfall days, 2.6" (66mm) of precipitation is typically accumulated.

When it does not snow in Decatur?

In Decatur, Mississippi, snow does not fall in April through November.

How many hours of daylight does Decatur have in October?

The average day length in October in Decatur, Mississippi, is 11h and 22min.

When is the sunrise / sunset in October in Decatur?

On the first day of October in Decatur, sunrise is at 6:50 am and sunset at 6:40 pm. On the last day of the month, sunrise is at 7:13 am and sunset at 6:06 pm CDT.

How long on average sun shines in October in Decatur?

In October, the average sunshine duration in Decatur is 7.1h.

How high is the UV index in October in Decatur?

In Decatur, Mississippi, the average daily maximum UV index in October is 4. A UV Index value of 3 to 5 symbolizes a moderate vulnerability 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 October
Decatur, MS

Average temperature in October - Decatur, MS
  • Average high temperature in October: 76.8°F

The warmest month (with the highest average high temperature) is July (91.4°F).
The month with the lowest average high temperature is January (54.5°F).

  • Average low temperature in October: 56.3°F

The month with the highest average low temperature is August (71.8°F).
The coldest month (with the lowest average low temperature) is January (37.8°F).

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Average pressure in October
Decatur, MS

Average pressure in October - Decatur, MS
  • Average pressure in October: 30.04"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).

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Average wind speed in October
Decatur, MS

Average wind speed in October - Decatur, MS
  • Average wind speed in October: 6.3mph

The windiest month (with the highest average wind speed) is February (7.8mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).

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Average humidity in October
Decatur, MS

Average humidity in October - Decatur, MS
  • Average humidity in October: 70%

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

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Average rainfall in October
Decatur, MS

Average rainfall in October - Decatur, MS
  • Average rainfall in October: 2.6"

The wettest month (with the highest rainfall) is December (3.7").
The driest month (with the least rainfall) is November (2.09").

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Average rainfall days in October
Decatur, MS

Average rainfall days in October - Decatur, MS
  • Average rainfall days in October: 9.5 days

The month with the highest number of rainy days is July (20.3 days).
The month with the least rainy days is November (8.9 days).

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Average snowfall in October
Decatur, MS

Average snowfall in October - Decatur, MS
  • Average snowfall in October: 0"

The month with the highest snowfall is January (0.43").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

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Average snowfall days in October
Decatur, MS

Average snowfall days in October - Decatur, MS
  • Average snowfall days in October: 0 days

The month with the highest number of snowfall days is January (0.8 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

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Average daylight in October /
Average sunshine in October
Decatur, MS

Average daylight in October / Average sunshine in October - Decatur, MS
  • Average daylight in October: 11h and 2min

The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 6min).

  • Average sunshine in October: 7h and 1min

The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is December (Average sunshine: 4h and 54min).

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Average sunshine days in October
Decatur, MS

Average sunshine days in October - Decatur, MS
  • Average sunshine days in October: 20.2 days

The month with the most sunshine days is October (20.2 days).
The month with the least sunshine days is July (9 days).

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Average UV index in October
Decatur, MS

Average UV index in October - Decatur, MS
  • Average UV index in October: 4

The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January and December (UV index 3).

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Average cloud cover in October
Decatur, MS

Average cloud cover in October - Decatur, MS
  • Average cloud cover in October: 29

The month with the most cloud cover is February (Cloud cover 48).
The month with the least cloud cover is October (Cloud cover 29).

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Average visibility in October
Decatur, MS

Average visibility in October - Decatur, MS
  • Average visibility in October: 6mi

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

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Decatur, Mississippi, USA

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