October weather forecast
Sullivan, MO

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Weather in October

October, the same as September, is another enjoyable autumn month in Sullivan, Missouri, with temperature in the range of an average low of 48°F (8.9°C) and an average high of 66.2°F (19°C).

Temperature

The transition into October indicates a reduction in the average high-temperature, down to an enjoyable 66.2°F (19°C) from September's moderately hot 80.4°F (26.9°C). An average temperature of 48°F (8.9°C) is recorded in Sullivan during the nights in October.

Humidity

October is the least humid month, with an average relative humidity of 72%.

Rainfall

In Sullivan, in October, it is raining for 11.1 days, with typically 2.6" (66mm) of accumulated precipitation. Throughout the year, there are 149.6 rainfall days, and 32.05" (814mm) of precipitation is accumulated.

Snowfall

In Sullivan, snow does not fall in April through October.

Daylight

In Sullivan, the average length of the day in October is 11h and 11min.
On the first day of October, sunrise is at 7:01 am and sunset at 6:47 pm. On the last day of the month, sunrise is at 7:30 am and sunset at 6:06 pm CDT.

Sunshine

The average sunshine in October is 6h.

UV index

The average daily maximum UV index in October in Sullivan is 3. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for ordinary individuals.
Note: The daily maximum UV index of 3 in October interprets into the following advice:
Heed the precautions - It is counselled to guard against solar damage. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.
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Frequently asked questions

What is the usual temperature for Sullivan in October?

The high-temperature, in October, in Sullivan, records 66.2°F (19°C), while the low-temperature is 48°F (8.9°C). In August, the average heat index (a.k.a. 'feels like', 'real feel'), which combines air temperature and relative humidity, is evaluated at 100.4°F (38°C).

What is the least humid month in Sullivan?

October is the least humid month in Sullivan, Missouri, with an average relative humidity of 72%.

What is the average humidity in October in Sullivan?

The average relative humidity in October is 72%.

How much does it rain in Sullivan in October?

In Sullivan, during October, the rain falls for 11.1 days and regularly aggregates up to 2.6" (66mm) of precipitation.

When it does not snow in Sullivan?

April through October are months without snowfall in Sullivan.

Does it snow in Sullivan in October?

In Sullivan, in October, it doesn't snow. In November, it regularly snows.

How many hours of daylight does Sullivan have in October?

In Sullivan, the average day length in October is 11h and 11min.

When are sunrise and sunset in October in Sullivan?

On the first day of October in Sullivan, sunrise is at 7:01 am and sunset at 6:47 pm. On the last day of the month, sunrise is at 7:30 am and sunset at 6:06 pm CDT.

How many hours of sunshine does Sullivan have in October?

In Sullivan, the average sunshine duration in October is 6h.

What is the UV index reading in October in Sullivan?

In October, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a medium health risk 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 October
Sullivan, MO

Average temperature in October - Sullivan, MO
  • Average high temperature in October: 66.2°F

The warmest month (with the highest average high temperature) is July (88.3°F).
The month with the lowest average high temperature is January (39°F).

  • Average low temperature in October: 48°F

The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (24.4°F).

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Average pressure in October
Sullivan, MO

Average pressure in October - Sullivan, MO
  • Average pressure in October: 30.03"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in October
Sullivan, MO

Average wind speed in October - Sullivan, MO
  • Average wind speed in October: 7.1mph

The windiest month (with the highest average wind speed) is January (8.6mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

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Average humidity in October
Sullivan, MO

Average humidity in October - Sullivan, MO
  • Average humidity in October: 72%

The month with the highest relative humidity is May (78%).
The month with the lowest relative humidity is October (72%).

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Average rainfall in October
Sullivan, MO

Average rainfall in October - Sullivan, MO
  • Average rainfall in October: 2.6"

The wettest month (with the highest rainfall) is April (3.86").
The driest month (with the least rainfall) is November (1.85").

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Average rainfall days in October
Sullivan, MO

Average rainfall days in October - Sullivan, MO
  • Average rainfall days in October: 11.1 days

The month with the highest number of rainy days is May (16.9 days).
The month with the least rainy days is January (7 days).

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Average snowfall in October
Sullivan, MO

Average snowfall in October - Sullivan, MO
  • Average snowfall in October: 0"

The month with the highest snowfall is January (2.68").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in October
Sullivan, MO

Average snowfall days in October - Sullivan, MO
  • Average snowfall days in October: 0.1 days

The month with the highest number of snowfall days is January (7.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in October /
Average sunshine in October
Sullivan, MO

Average daylight in October / Average sunshine in October - Sullivan, MO
  • Average daylight in October: 11h and 1min

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 October: 6h and 0min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).

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Average sunshine days in October
Sullivan, MO

Average sunshine days in October - Sullivan, MO
  • Average sunshine days in October: 18.4 days

The month with the most sunshine days is January (19.1 days).
The month with the least sunshine days is July (11.9 days).

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Average UV index in October
Sullivan, MO

Average UV index in October - Sullivan, MO
  • Average UV index in October: 3

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 October
Sullivan, MO

Average cloud cover in October - Sullivan, MO
  • Average cloud cover in October: 33

The month with the most cloud cover is February (Cloud cover 49).
The months with the least cloud cover are June and July (Cloud cover 29).

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Average visibility in October
Sullivan, MO

Average visibility in October - Sullivan, MO
  • Average visibility in October: 6mi

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

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Sullivan, Missouri, USA

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