Contents
- Weather in October
- Frequently asked questions
- Average temperature in October
- Average pressure in October
- Average wind speed in October
- Average humidity in October
- Average rainfall in October
- Average rainfall days in October
- Average snowfall in October
- Average snowfall days in October
- Average daylight in October
- Average sunshine in October
- Average sunshine days in October
- Average UV index in October
- Average cloud cover in October
- Average visibility in October
Weather in October
Temperature
October is characterized by a reduction in the average high-temperature, from a warm 80.1°F (26.7°C) in September to a comfortable 66.6°F (19.2°C). During October, Ballwin experiences a consistent low-temperature average of 48.9°F (9.4°C).Humidity
October is the least humid month in Ballwin, with an average relative humidity of 71%.Rainfall
In October, the rain falls for 10.1 days. Throughout October, 2.13" (54mm) of precipitation is accumulated. Throughout the year, there are 134.1 rainfall days, and 23.82" (605mm) of precipitation is accumulated.Snowfall
April through October are months without snowfall.Daylight
In Ballwin, the average length of the day in October is 11h and 11min.On the first day of the month, sunrise is at 6:58 am and sunset at 6:44 pm. On the last day of October, in Ballwin, sunrise is at 7:28 am and sunset at 6:02 pm CDT.
Sunshine
In Ballwin, Missouri, the average sunshine in October is 6h.UV index
In Ballwin, the average daily maximum UV index in October is 3. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the average person.Note: In October, a daily maximum UV index of 3 leads to the following instructions:
Ensure safety - Imperative it is to shield skin and eyes from damage. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.
Frequently asked questions
What is the usual temperature for Ballwin in October?
What is the least humid month in Ballwin?
What is the average humidity in October in Ballwin?
How much does it rain in Ballwin in October?
When it does not snow in Ballwin?
Does it snow in Ballwin in October?
What is the average length of the day in October in Ballwin?
What time are sunrise and sunset in October in Ballwin?
How many hours of sunshine does Ballwin have in October?
What is the UV index reading in October in Ballwin?
Average temperature in October
Ballwin, MO
- Average high temperature in October: 66.6°F
The warmest month (with the highest average high temperature) is July (88.2°F).
The month with the lowest average high temperature is January (38.5°F).
- Average low temperature in October: 48.9°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
Ballwin, 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
Ballwin, MO
- Average wind speed in October: 7.2mph
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 (5.3mph).
Average humidity in October
Ballwin, 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
Ballwin, MO
- Average rainfall in October: 2.13"
The wettest month (with the highest rainfall) is May (3.03").
The driest month (with the least rainfall) is February (1.1").
Average rainfall days in October
Ballwin, MO
- Average rainfall days in October: 10.1 days
The month with the highest number of rainy days is May (16.3 days).
The month with the least rainy days is December (6.1 days).
Average snowfall in October
Ballwin, MO
- Average snowfall in October: 0"
The month with the highest snowfall is December (1.3").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in October
Ballwin, MO
- Average snowfall days in October: 0.1 days
The month with the highest number of snowfall days is January (6.4 days).
The months with the least snowfall days are May, June, July and August (0 days).
Average daylight in October /
Average sunshine in October
Ballwin, 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 month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 36min).
Average sunshine days in October
Ballwin, MO
- Average sunshine days in October: 19.5 days
The month with the most sunshine days is December (20.3 days).
The month with the least sunshine days is May (12.6 days).
Average UV index in October
Ballwin, 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 and December (UV index 2).
Average cloud cover in October
Ballwin, 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
Ballwin, 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).
Ballwin, Missouri, USA
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