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
The shift from September to October is characterized by a clear decrease in the average high-temperature, reducing from a comfortable 67.5°F (19.7°C) to a cool 52°F (11.1°C). The nights of October anticipate an average low-temperature of 38.5°F (3.6°C).Humidity
In October, the average relative humidity is 80%.Rainfall
In October, the rain falls for 11.2 days. Throughout October, 1.85" (47mm) of precipitation is accumulated. Throughout the year, in Merrill, there are 126.6 rainfall days, and 17.36" (441mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. October is the first month it typically snows. Throughout October, in the average 3.4 snowfall days, it receives 0.55" (14mm) of snow. In Merrill, during the entire year, snow falls for 89.8 days and aggregates up to 23.58" (599mm) of snow.Daylight
In October, the average length of the day is 10h and 56min.On the first day of the month, sunrise is at 6:57 am and sunset at 6:38 pm. On the last day of October, sunrise is at 7:37 am and sunset at 5:47 pm CDT.
Sunshine
The average sunshine in October is 4.9h.UV index
In October, the average daily maximum UV index is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: The maximum daily UV index, 2 in October, converts into the following recommendations:
Infants, children, and people with sensitive skin should always have protection against lengthy periods of sun exposure. When the Sun is at its strongest around midday, find shade and limit exposure. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average October temperature?
What is the average humidity in October?
How many days does it rain in October?
When does it start snowing?
What is the average length of the day in October?
When are sunrise and sunset in October?
How long on average sun shines in October?
What is the UV index intensity in October?
Average temperature in October
Merrill, WI
- Average high temperature in October: 52°F
The warmest month (with the highest average high temperature) is July (77.5°F).
The month with the lowest average high temperature is January (19.2°F).
- Average low temperature in October: 38.5°F
The month with the highest average low temperature is July (57.9°F).
The coldest month (with the lowest average low temperature) is January (7.9°F).
Average pressure in October
Merrill, WI
- Average pressure in October: 29.97"Hg
The month with the highest atmospheric pressure is February (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in October
Merrill, WI
- Average wind speed in October: 8.5mph
The windiest month (with the highest average wind speed) is April (9mph).
The calmest month (with the lowest average wind speed) is August (6.8mph).
Average humidity in October
Merrill, WI
- Average humidity in October: 80%
The months with the highest relative humidity are January and February (92%).
The month with the lowest relative humidity is May (75%).
Average rainfall in October
Merrill, WI
- Average rainfall in October: 1.85"
The wettest month (with the highest rainfall) is May (2.28").
The driest months (with the least rainfall) are January and February (0.79").
Average rainfall days in October
Merrill, WI
- Average rainfall days in October: 11.2 days
The months with the highest number of rainy days are May and June (15.8 days).
The month with the least rainy days is January (3.9 days).
Average snowfall in October
Merrill, WI
- Average snowfall in October: 0.55"
The month with the highest snowfall is January (4.76").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in October
Merrill, WI
- Average snowfall days in October: 3.4 days
The month with the highest number of snowfall days is January (20.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in October /
Average sunshine in October
Merrill, WI
- Average daylight in October: 10h and 5min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in October: 4h and 5min
The month with the most sunshine is July (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 2h and 36min).
Average sunshine days in October
Merrill, WI
- Average sunshine days in October: 14.7 days
The month with the most sunshine days is September (15.7 days).
The month with the least sunshine days is April (10.3 days).
Average UV index in October
Merrill, WI
- Average UV index in October: 2
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February and December (UV index 1).
Average cloud cover in October
Merrill, WI
- Average cloud cover in October: 50
The month with the most cloud cover is January (Cloud cover 75).
The months with the least cloud cover are July and August (Cloud cover 37).
Average visibility in October
Merrill, WI
- Average visibility in October: 6mi
The months with the highest visibility are April, May, June and October (6mi).
The months with the lowest visibility are January and February (4mi).
Merrill, Wisconsin, USA
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