October weather forecast
Richmond Heights, MO

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Weather in October

October, like September, in Richmond Heights, Missouri, is another refreshing autumn month, with temperature in the range of an average low of 49.5°F (9.7°C) and an average high of 66.4°F (19.1°C).

Temperature

October ushers in a slight temperature change, with average high-temperatures reducing from September's warm 79.7°F (26.5°C) to a refreshing 66.4°F (19.1°C). In October, Richmond Heights's temperature tends to fall to an average low of 49.5°F (9.7°C) during the night.

Humidity

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

Rainfall

In Richmond Heights, during October, the rain falls for 10.1 days and regularly aggregates up to 2.17" (55mm) of precipitation. Throughout the year, there are 144.8 rainfall days, and 30.59" (777mm) of precipitation is accumulated.

Snowfall

April through October are months without snowfall.

Daylight

In Richmond Heights, the average length of the day in October is 11h and 11min.
On the first day of October, sunrise is at 6:57 am and sunset at 6:43 pm. On the last day of the month, sunrise is at 7:27 am and sunset at 6:01 pm CDT.

Sunshine

The average sunshine in October is 6.2h.

UV index

The average daily maximum UV index in October is 3. A UV Index of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: During October, 3 as the daily maximum UV index converts into the following advice:
Adopt protective measures - It is advised to guard against sun damage. To protect against the Sun's most potent rays, avoid direct exposure around midday. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Be advised! The UV radiation from the Sun can be almost doubled due to the reflective properties of snow.
Updated: Jul 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Richmond Heights in October?

In October, in Richmond Heights, the average high-temperature is 66.4°F (19.1°C), and the average low-temperature is 49.5°F (9.7°C). In August, the average heat index (a.k.a. 'feels like', 'real feel'), which combines air temperature and relative humidity, is computed to be 95°F (35°C).

What is the least humid month?

With an average relative humidity of 70%, October is the least humid month.

What is the average humidity in October?

The average relative humidity in October is 70%.

How many days does it rain in October in Richmond Heights?

In Richmond Heights, Missouri, during October, the rain falls for 10.1 days and regularly aggregates up to 2.17" (55mm) of precipitation.

When it does not snow?

April through October are months without snowfall.

Does it snow in October?

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

What is the average length of the day in October?

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

When is the sunrise / sunset in October?

In October, on the first day of the month, sunrise is at 6:57 am and sunset at 6:43 pm. On the last day of the month, sunrise is at 7:27 am and sunset at 6:01 pm CDT.

How long on average sun shines in October?

In October, the average sunshine duration is 6.2h.

How high is the UV index 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 unsafe 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
Richmond Heights, MO

Average temperature in October - Richmond Heights, MO
  • Average high temperature in October: 66.4°F

The warmest month (with the highest average high temperature) is July (86.9°F).
The month with the lowest average high temperature is January (37.8°F).

  • Average low temperature in October: 49.5°F

The month with the highest average low temperature is July (69.1°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).

Average pressure in October
Richmond Heights, MO

Average pressure in October - Richmond Heights, 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
Richmond Heights, MO

Average wind speed in October - Richmond Heights, MO
  • Average wind speed in October: 7.8mph

The windiest month (with the highest average wind speed) is January (9.2mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).

Average humidity in October
Richmond Heights, MO

Average humidity in October - Richmond Heights, MO
  • Average humidity in October: 70%

The month with the highest relative humidity is May (78%).
The month with the lowest relative humidity is October (70%).

Average rainfall in October
Richmond Heights, MO

Average rainfall in October - Richmond Heights, MO
  • Average rainfall in October: 2.17"

The wettest month (with the highest rainfall) is May (3.58").
The driest month (with the least rainfall) is February (1.69").

Average rainfall days in October
Richmond Heights, MO

Average rainfall days in October - Richmond Heights, MO
  • Average rainfall days in October: 10.1 days

The month with the highest number of rainy days is May (16.9 days).
The month with the least rainy days is January (6.5 days).

Average snowfall in October
Richmond Heights, MO

Average snowfall in October - Richmond Heights, MO
  • Average snowfall in October: 0"

The month with the highest snowfall is February (2.6").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in October
Richmond Heights, MO

Average snowfall days in October - Richmond Heights, MO
  • Average snowfall days in October: 0.1 days

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

Average daylight in October /
Average sunshine in October
Richmond Heights, MO

Average daylight in October / Average sunshine in October - Richmond Heights, 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 1min

The months with the most sunshine are June and July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 36min).

Average sunshine days in October
Richmond Heights, MO

Average sunshine days in October - Richmond Heights, MO
  • Average sunshine days in October: 20 days

The month with the most sunshine days is January (21 days).
The month with the least sunshine days is June (11.2 days).

Average UV index in October
Richmond Heights, MO

Average UV index in October - Richmond Heights, 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 and December (UV index 2).

Average cloud cover in October
Richmond Heights, MO

Average cloud cover in October - Richmond Heights, MO
  • Average cloud cover in October: 32

The month with the most cloud cover is January (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 27).

Average visibility in October
Richmond Heights, MO

Average visibility in October - Richmond Heights, 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).

Richmond Heights, Missouri, USA

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