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
A noticeable downshift in temperatures is seen as September gives way to October, with average highs moving from an agreeable 70.5°F (21.4°C) to a mild 55.4°F (13°C). Throughout the month of October, the nighttime temperature dips to an average of 40.1°F (4.5°C).Humidity
The least humid month is October, with an average relative humidity of 75%.Rainfall
In October, the rain falls for 10.6 days. Throughout October, 1.85" (47mm) of precipitation is accumulated. Throughout the year, there are 122.7 rainfall days, and 24.06" (611mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. October is the first month it typically snows in Saint Charles. Throughout October, in the average 1.5 snowfall days, it receives 0.35" (9mm) of snow. In Saint Charles, during the entire year, snow falls for 59.2 days and aggregates up to 21.65" (550mm) of snow.Daylight
In Saint Charles, the average length of the day in October is 10h and 59min.On the first day of October, sunrise is at 7:06 am and sunset at 6:48 pm. On the last day of the month, sunrise is at 7:44 am and sunset at 5:59 pm CDT.
Sunshine
In October, the average sunshine is 5.1h.UV index
The average daily maximum UV index in October in Saint Charles is 2. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for ordinary individuals.Note: In October, the maximum UV index of 2 translates into these guidelines:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in October?
What is the least humid month?
What is the average humidity in October?
How many days does it rain in October?
When does it start to snow in Saint Charles?
What is the average length of the day in October?
When is the sunrise / sunset in October?
How long on average sun shines in October?
What is the UV index reading in October?
Average temperature in October
Saint Charles, MN
- Average high temperature in October: 55.4°F
The warmest month (with the highest average high temperature) is July (78.3°F).
The month with the lowest average high temperature is January (20.7°F).
- Average low temperature in October: 40.1°F
The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (7.5°F).
Average pressure in October
Saint Charles, MN
- Average pressure in October: 29.98"Hg
The months with the highest atmospheric pressure are January and February (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed in October
Saint Charles, MN
- Average wind speed in October: 9.4mph
The windiest month (with the highest average wind speed) is April (10.1mph).
The calmest month (with the lowest average wind speed) is August (7mph).
Average humidity in October
Saint Charles, MN
- Average humidity in October: 75%
The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is October (75%).
Average rainfall in October
Saint Charles, MN
- Average rainfall in October: 1.85"
The wettest month (with the highest rainfall) is June (4.33").
The driest month (with the least rainfall) is January (0.75").
Average rainfall days in October
Saint Charles, MN
- Average rainfall days in October: 10.6 days
The month with the highest number of rainy days is June (18.2 days).
The month with the least rainy days is February (1.9 days).
Average snowfall in October
Saint Charles, MN
- Average snowfall in October: 0.35"
The month with the highest snowfall is February (5.94").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in October
Saint Charles, MN
- Average snowfall days in October: 1.5 days
The month with the highest number of snowfall days is January (14.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in October /
Average sunshine in October
Saint Charles, MN
- Average daylight in October: 11h and 0min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in October: 5h and 1min
The month with the most sunshine is July (Average sunshine: 9h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).
Average sunshine days in October
Saint Charles, MN
- Average sunshine days in October: 17.5 days
The month with the most sunshine days is November (18 days).
The month with the least sunshine days is June (9.3 days).
Average UV index in October
Saint Charles, MN
- Average UV index in October: 2
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 1).
Average cloud cover in October
Saint Charles, MN
- Average cloud cover in October: 43
The month with the most cloud cover is January (Cloud cover 67).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in October
Saint Charles, MN
- Average visibility in October: 6mi
The months with the highest visibility are April, May, June, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March, July and December (5mi).
Saint Charles, Minnesota, USA
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