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
Start of October brings a shift in the average high-temperature, falling from September's pleasant 70.9°F (21.6°C) to a refreshing 57.7°F (14.3°C). Greendale records a consistent low-temperature of 45.3°F (7.4°C) during October nights.Humidity
The least humid month in Greendale, Wisconsin, is October, with an average relative humidity of 75%.Rainfall
In October, in Greendale, the rain falls for 12.3 days. Throughout October, 1.93" (49mm) of precipitation is accumulated. Throughout the year, there are 129 rainfall days, and 20.35" (517mm) of precipitation is accumulated.Snowfall
Months with snowfall in Greendale, Wisconsin, are January through May, October through December. October is the first month it typically snows. Throughout October, in the average 0.5 snowfall days, it receives 0.31" (8mm) of snow. In Greendale, Wisconsin, during the entire year, snow falls for 45.9 days and aggregates up to 12.09" (307mm) of snow.Daylight
In October, the average length of the day is 11h and 2min.On the first day of the month, sunrise is at 6:50 am and sunset at 6:32 pm. On the last day of October, in Greendale, Wisconsin, sunrise is at 7:26 am and sunset at 5:45 pm CDT.
Sunshine
In Greendale, the average sunshine in October is 5.4h.UV index
The average daily maximum UV index in October is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for the average person.Note: The daily high UV index of 2 during October translates into the following recommendations:
Children, infants, and individuals with sensitive skin should be constantly protected from extended sun exposure. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Greendale in October?
What is the least humid month in Greendale?
What is the average humidity in October in Greendale?
How much does it rain in Greendale in October?
When does it start snowing in Greendale?
What is the average length of the day in October in Greendale?
When is the sunrise / sunset in October in Greendale?
How long on average sun shines in October in Greendale?
What is the UV index reading in October in Greendale?
Average temperature in October
Greendale, WI
- Average high temperature in October: 57.7°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 (26.1°F).
- Average low temperature in October: 45.3°F
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (16°F).
Average pressure in October
Greendale, WI
- Average pressure in October: 29.99"Hg
The month with the highest atmospheric pressure is January (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in October
Greendale, WI
- Average wind speed in October: 9.8mph
The windiest month (with the highest average wind speed) is January (11.1mph).
The calmest months (with the lowest average wind speed) are July and August (7mph).
Average humidity in October
Greendale, WI
- Average humidity in October: 75%
The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is October (75%).
Average rainfall in October
Greendale, WI
- Average rainfall in October: 1.93"
The wettest month (with the highest rainfall) is July (2.6").
The driest month (with the least rainfall) is December (0.79").
Average rainfall days in October
Greendale, WI
- Average rainfall days in October: 12.3 days
The month with the highest number of rainy days is July (16.7 days).
The month with the least rainy days is February (3.2 days).
Average snowfall in October
Greendale, WI
- Average snowfall in October: 0.31"
The month with the highest snowfall is January (3.23").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in October
Greendale, WI
- Average snowfall days in October: 0.5 days
The month with the highest number of snowfall days is January (13 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in October /
Average sunshine in October
Greendale, WI
- Average daylight in October: 11h and 0min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in October: 5h and 2min
The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days in October
Greendale, WI
- Average sunshine days in October: 16 days
The month with the most sunshine days is November (18.2 days).
The month with the least sunshine days is July (11.4 days).
Average UV index in October
Greendale, WI
- 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 and December (UV index 1).
Average cloud cover in October
Greendale, WI
- Average cloud cover in October: 44
The month with the most cloud cover is January (Cloud cover 63).
The months with the least cloud cover are July and August (Cloud cover 29).
Average visibility in October
Greendale, WI
- 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).
Greendale, Wisconsin, USA
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