October weather forecast
Saint Thomas, MO

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Weather in October

October, like September, in Saint Thomas, Missouri, is another refreshing autumn month, with an average temperature varying between 47.7°F (8.7°C) and 66.2°F (19°C).

Temperature

As October arrives, Saint Thomas's weather displays a decrease in high-temperatures, transitioning from September's moderately hot 80.1°F (26.7°C) to a comfortable 66.2°F (19°C). In the month of October, an average of 47.7°F (8.7°C) marks the low-temperature.

Humidity

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

Rainfall

In October, the rain falls for 6.8 days. Throughout October, 0.75" (19mm) of precipitation is accumulated. Throughout the year, there are 93.7 rainfall days, and 9.29" (236mm) of precipitation is accumulated.

Snowfall

In Saint Thomas, snow does not fall in April through October.

Daylight

The average length of the day in October is 11h and 11min.
On the first day of the month, sunrise is at 7:05 am and sunset at 6:51 pm. On the last day of October, sunrise is at 7:34 am and sunset at 6:09 pm CDT.

Sunshine

In Saint Thomas, Missouri, the average sunshine in October is 5.9h.

UV index

The average daily maximum UV index in October is 3. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for the average person.
Note: A maximum daily UV index of 3 during October morphs into the following directions:
Put precautions into practice - Guidance to elude sunburn is provided. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
Updated: Aug 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in October?

During October, Saint Thomas experiences an average high-temperature of 66.2°F (19°C) and a low-temperature of 47.7°F (8.7°C). In August, the average heat index (a.k.a. 'feels like', 'real feel'), which factors the actual air temperature with the relative humidity, is evaluated at 100.4°F (38°C).

What is the least humid month?

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

What is the average humidity in October?

In October, the average relative humidity is 72%.

How many days does it rain in October?

In October, the rain falls for 6.8 days. Throughout October, 0.75" (19mm) of precipitation is accumulated.

When it does not snow?

In Saint Thomas, snow does not fall in April through October.

Does it snow in October?

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

What is the average length of the day in October?

In Saint Thomas, Missouri, the average day length in October is 11h and 11min.

What time are sunrise and sunset in October?

In October, on the first day of the month, sunrise is at 7:05 am and sunset at 6:51 pm. On the last day of the month, sunrise is at 7:34 am and sunset at 6:09 pm CDT.

How long on average sun shines in October?

In Saint Thomas, Missouri, the average sunshine duration in October is 5.9h.

What is the UV index reading in October?

The average daily maximum UV index in October is 3. A UV Index estimate of 3 to 5 represents a moderate vulnerability 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
Saint Thomas, MO

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

The warmest month (with the highest average high temperature) is July (89.2°F).
The month with the lowest average high temperature is January (38.5°F).

  • Average low temperature in October: 47.7°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 (24.3°F).

Average pressure in October
Saint Thomas, MO

Average pressure in October - Saint Thomas, 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).

Average wind speed in October
Saint Thomas, MO

Average wind speed in October - Saint Thomas, MO
  • Average wind speed in October: 7.5mph

The windiest month (with the highest average wind speed) is January (8.8mph).
The calmest months (with the lowest average wind speed) are July and August (5.8mph).

Average humidity in October
Saint Thomas, MO

Average humidity in October - Saint Thomas, MO
  • Average humidity in October: 72%

The month with the highest relative humidity is May (77%).
The month with the lowest relative humidity is October (72%).

Average rainfall in October
Saint Thomas, MO

Average rainfall in October - Saint Thomas, MO
  • Average rainfall in October: 0.75"

The wettest month (with the highest rainfall) is May (1.3").
The driest month (with the least rainfall) is November (0.47").

Average rainfall days in October
Saint Thomas, MO

Average rainfall days in October - Saint Thomas, MO
  • Average rainfall days in October: 6.8 days

The month with the highest number of rainy days is May (11.3 days).
The month with the least rainy days is January (4 days).

Average snowfall in October
Saint Thomas, MO

Average snowfall in October - Saint Thomas, MO
  • Average snowfall in October: 0"

The month with the highest snowfall is January (0.71").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in October
Saint Thomas, MO

Average snowfall days in October - Saint Thomas, MO
  • Average snowfall days in October: 0.1 days

The month with the highest number of snowfall days is January (5.2 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in October /
Average sunshine in October
Saint Thomas, MO

Average daylight in October / Average sunshine in October - Saint Thomas, 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 30min).

  • Average sunshine in October: 5h and 5min

The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

Average sunshine days in October
Saint Thomas, MO

Average sunshine days in October - Saint Thomas, MO
  • Average sunshine days in October: 22.4 days

The month with the most sunshine days is January (24.3 days).
The month with the least sunshine days is May (16.7 days).

Average UV index in October
Saint Thomas, MO

Average UV index in October - Saint Thomas, MO
  • Average UV index in October: 3

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).

Average cloud cover in October
Saint Thomas, MO

Average cloud cover in October - Saint Thomas, 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 August (Cloud cover 28).

Average visibility in October
Saint Thomas, MO

Average visibility in October - Saint Thomas, MO
  • Average visibility in October: 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).

Saint Thomas, Missouri, USA

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