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
As Mercer, Wisconsin, steps into October, the average high-temperature decreases significantly from the an enjoyable 66.9°F (19.4°C) of September to a fresh 50.5°F (10.3°C). Mercer observes an average low-temperature of 38.3°F (3.5°C) during October nights.Humidity
In Mercer, Wisconsin, the average relative humidity in October is 80%.Rainfall
In Mercer, in October, during 12.6 rainfall days, 2.6" (66mm) of precipitation is typically accumulated. In Mercer, during the entire year, the rain falls for 126.3 days and collects up to 24.09" (612mm) of precipitation.Snowfall
January through May, October through December are months with snowfall in Mercer. October is the first month it typically snows. Throughout October, in the average 5.4 snowfall days, it receives 2.05" (52mm) of snow. Throughout the year, there are 120.8 snowfall days, and 54.92" (1395mm) of snow is accumulated.Daylight
In Mercer, the average length of the day in October is 10h and 54min.On the first day of October, sunrise is at 6:59 am and sunset at 6:39 pm. On the last day of the month, sunrise is at 7:40 am and sunset at 5:46 pm CDT.
Sunshine
In October, the average sunshine is 4.4h.UV index
In October, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for ordinary individuals.Note: In October, the maximum UV index of 2 translates into these guidelines:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average October temperature in Mercer?
What is the average humidity in October?
How much does it rain in October?
When does it start to snow?
How many hours of daylight does Mercer have in October?
What time are sunrise and sunset in October?
How many hours of sunshine does Mercer have in October?
What is the UV index intensity in October?
Average temperature in October
Mercer, WI
- Average high temperature in October: 50.5°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 (18.3°F).
- Average low temperature in October: 38.3°F
The month with the highest average low temperature is July (56.8°F).
The coldest month (with the lowest average low temperature) is January (7°F).
Average pressure in October
Mercer, WI
- Average pressure in October: 29.96"Hg
The month with the highest atmospheric pressure is February (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in October
Mercer, WI
- Average wind speed in October: 8.4mph
The windiest month (with the highest average wind speed) is November (8.8mph).
The calmest month (with the lowest average wind speed) is August (6.8mph).
Average humidity in October
Mercer, WI
- Average humidity in October: 80%
The month with the highest relative humidity is January (93%).
The month with the lowest relative humidity is May (71%).
Average rainfall in October
Mercer, WI
- Average rainfall in October: 2.6"
The wettest month (with the highest rainfall) is May (3.15").
The driest month (with the least rainfall) is January (1.26").
Average rainfall days in October
Mercer, WI
- Average rainfall days in October: 12.6 days
The months with the highest number of rainy days are May and June (16 days).
The month with the least rainy days is January (3 days).
Average snowfall in October
Mercer, WI
- Average snowfall in October: 2.05"
The month with the highest snowfall is December (10.75").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in October
Mercer, WI
- Average snowfall days in October: 5.4 days
The month with the highest number of snowfall days is January (25.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in October /
Average sunshine in October
Mercer, WI
- Average daylight in October: 10h and 5min
The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in October: 4h and 2min
The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 1h and 54min).
Average sunshine days in October
Mercer, WI
- Average sunshine days in October: 12.5 days
The month with the most sunshine days is August (14.3 days).
The month with the least sunshine days is January (6.3 days).
Average UV index in October
Mercer, 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, March, November and December (UV index 1).
Average cloud cover in October
Mercer, WI
- Average cloud cover in October: 56
The month with the most cloud cover is January (Cloud cover 82).
The month with the least cloud cover is July (Cloud cover 37).
Average visibility in October
Mercer, WI
- Average visibility in October: 5mi
The months with the highest visibility are May and June (6mi).
The months with the lowest visibility are January, February and December (4mi).
Mercer, Wisconsin, USA
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