October weather forecast
Byrnes Mill, MO

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Weather in October

October, the same as September, is another enjoyable autumn month in Byrnes Mill, Missouri, with temperature in the range of an average high of 66.6°F (19.2°C) and an average low of 49.1°F (9.5°C).

Temperature

Transition from September to October is accompanied by a temperature drop, with average high-temperatures decreasing from a warm 80.1°F (26.7°C) to a refreshing 66.6°F (19.2°C). Throughout the month of October, Byrnes Mill observes an average nighttime temperature of 49.1°F (9.5°C).

Humidity

The least humid month is October, with an average relative humidity of 71%.

Rainfall

In Byrnes Mill, during October, the rain falls for 10.4 days and regularly aggregates up to 2.76" (70mm) of precipitation. Throughout the year, there are 141.7 rainfall days, and 32.01" (813mm) of precipitation is accumulated.

Snowfall

In Byrnes Mill, snow does not fall in April through August and October.

Daylight

In Byrnes Mill, Missouri, the average length of the day in October is 11h and 11min.
On the first day of October, sunrise is at 6:58 am and sunset at 6:44 pm. On the last day of the month, sunrise is at 7:28 am and sunset at 6:03 pm CDT.

Sunshine

In Byrnes Mill, the average sunshine in October is 6h.

UV index

In October, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for ordinary individuals.
Note: An average UV index of 3 in October transforms into this advice:
Put precautions into practice - Guidance to elude sunburn is provided. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
Updated: Jul 17, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are October temperatures?

The high-temperature, in October, in Byrnes Mill, is 66.6°F (19.2°C), while the low-temperature averages to 49.1°F (9.5°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, in August is evaluated at 98.6°F (37°C).

What is the least humid month?

With an average relative humidity of 71%, October is the least humid month.

What is the average humidity in October?

In October, the average relative humidity is 71%.

How many days does it rain in October?

In October, the rain falls for 10.4 days. Throughout October, 2.76" (70mm) of precipitation is accumulated.

When it does not snow?

In Byrnes Mill, snow does not fall in April through August and October.

Does it snow in October?

In October, it doesn't snow. September is the latest month when it typically snows.

How many hours of daylight does Byrnes Mill have in October?

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

What time are sunrise and sunset in October?

On the first day of October, sunrise is at 6:58 am and sunset at 6:44 pm. On the last day of the month, sunrise is at 7:28 am and sunset at 6:03 pm CDT.

How long on average sun shines in October in Byrnes Mill?

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

What is the UV index reading in October?

In October, the average daily maximum UV index 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 days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in October
Byrnes Mill, MO

Average temperature in October - Byrnes Mill, MO
  • Average high temperature in October: 66.6°F

The warmest month (with the highest average high temperature) is July (87.4°F).
The month with the lowest average high temperature is January (38.1°F).

  • Average low temperature in October: 49.1°F

The month with the highest average low temperature is July (69.3°F).
The coldest month (with the lowest average low temperature) is January (24.6°F).

Average pressure in October
Byrnes Mill, MO

Average pressure in October - Byrnes Mill, 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
Byrnes Mill, MO

Average wind speed in October - Byrnes Mill, MO
  • Average wind speed in October: 7.3mph

The windiest month (with the highest average wind speed) is January (8.9mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

Average humidity in October
Byrnes Mill, MO

Average humidity in October - Byrnes Mill, MO
  • Average humidity in October: 71%

The month with the highest relative humidity is May (78%).
The month with the lowest relative humidity is October (71%).

Average rainfall in October
Byrnes Mill, MO

Average rainfall in October - Byrnes Mill, MO
  • Average rainfall in October: 2.76"

The wettest month (with the highest rainfall) is May (4.09").
The driest month (with the least rainfall) is February (1.54").

Average rainfall days in October
Byrnes Mill, MO

Average rainfall days in October - Byrnes Mill, MO
  • Average rainfall days in October: 10.4 days

The month with the highest number of rainy days is May (16.9 days).
The month with the least rainy days is January (6.3 days).

Average snowfall in October
Byrnes Mill, MO

Average snowfall in October - Byrnes Mill, MO
  • Average snowfall in October: 0"

The month with the highest snowfall is January (2.52").
The months with the least snowfall are April, May, June, July, August and October (0").

Average snowfall days in October
Byrnes Mill, MO

Average snowfall days in October - Byrnes Mill, MO
  • Average snowfall days in October: 0.1 days

The month with the highest number of snowfall days is January (6.7 days).
The months with the least snowfall days are April, May, June, July and August (0 days).

Average daylight in October /
Average sunshine in October
Byrnes Mill, MO

Average daylight in October / Average sunshine in October - Byrnes Mill, 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: 6h and 0min

The months with the most sunshine are June and July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 30min).

Average sunshine days in October
Byrnes Mill, MO

Average sunshine days in October - Byrnes Mill, MO
  • Average sunshine days in October: 19.2 days

The month with the most sunshine days is December (20.1 days).
The months with the least sunshine days are May and July (12.6 days).

Average UV index in October
Byrnes Mill, MO

Average UV index in October - Byrnes Mill, MO
  • Average UV index in October: 3

The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in October
Byrnes Mill, MO

Average cloud cover in October - Byrnes Mill, MO
  • Average cloud cover in October: 34

The month with the most cloud cover is January (Cloud cover 51).
The months with the least cloud cover are June, July and August (Cloud cover 29).

Average visibility in October
Byrnes Mill, MO

Average visibility in October - Byrnes Mill, 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).

Byrnes Mill, Missouri, USA

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