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
Onset of October comes with a temperature decline, the average high falling from a pleasant 73°F (22.8°C) in September to a refreshing 59.2°F (15.1°C). Green Island usually reports an average low-temperature of 43°F (6.1°C) during the month of October.Humidity
With an average relative humidity of 75%, October is the least humid month.Rainfall
In Green Island, in October, during 12 rainfall days, 2.56" (65mm) of precipitation is typically accumulated. Throughout the year, there are 145.6 rainfall days, and 28.9" (734mm) of precipitation is accumulated.Snowfall
Months with snowfall in Green Island are January through April, October through December. October is the first month it typically snows in Green Island. Throughout October, in the average 0.7 snowfall days, it receives 0.75" (19mm) of snow. Throughout the year, there are 40.1 snowfall days, and 16.61" (422mm) of snow is accumulated.Daylight
The average length of the day in October in Green Island is 11h and 3min.On the first day of the month, sunrise is at 6:59 am and sunset at 6:42 pm. On the last day of October, in Green Island, sunrise is at 7:33 am and sunset at 5:55 pm CDT.
Sunshine
In Green Island, the average sunshine in October is 5.3h.UV index
The average daily maximum UV index in October is 2. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's UV rays for average individuals.Note: The UV index of 2 during October translates into the following guidance:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
Frequently asked questions
What is the average October temperature in Green Island?
What is the least humid month in Green Island?
What is the average humidity in October in Green Island?
How much does it rain in Green Island in October?
When does it start to snow in Green Island?
What is the average length of the day in October in Green Island?
What time are sunrise and sunset in October in Green Island?
How long on average sun shines in October in Green Island?
How high is the UV index in October in Green Island?
Average temperature in October
Green Island, IA
- Average high temperature in October: 59.2°F
The warmest month (with the highest average high temperature) is July (79.9°F).
The month with the lowest average high temperature is January (25.7°F).
- Average low temperature in October: 43°F
The month with the highest average low temperature is July (63.5°F).
The coldest month (with the lowest average low temperature) is January (13.1°F).
Average pressure in October
Green Island, IA
- Average pressure in October: 30"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in October
Green Island, IA
- Average wind speed in October: 9.2mph
The windiest month (with the highest average wind speed) is April (10.3mph).
The calmest month (with the lowest average wind speed) is August (6.6mph).
Average humidity in October
Green Island, IA
- Average humidity in October: 75%
The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is October (75%).
Average rainfall in October
Green Island, IA
- Average rainfall in October: 2.56"
The wettest month (with the highest rainfall) is May (4.13").
The driest month (with the least rainfall) is January (1.22").
Average rainfall days in October
Green Island, IA
- Average rainfall days in October: 12 days
The month with the highest number of rainy days is May (19.8 days).
The month with the least rainy days is February (4.5 days).
Average snowfall in October
Green Island, IA
- Average snowfall in October: 0.75"
The month with the highest snowfall is January (4.61").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in October
Green Island, IA
- Average snowfall days in October: 0.7 days
The month with the highest number of snowfall days is January (10.6 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in October /
Average sunshine in October
Green Island, IA
- Average daylight in October: 11h and 1min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in October: 5h 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: 3h and 42min).
Average sunshine days in October
Green Island, IA
- Average sunshine days in October: 16.9 days
The month with the most sunshine days is November (19 days).
The month with the least sunshine days is May (9.5 days).
Average UV index in October
Green Island, IA
- 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
Green Island, IA
- Average cloud cover in October: 40
The month with the most cloud cover is January (Cloud cover 61).
The months with the least cloud cover are August and September (Cloud cover 32).
Average visibility in October
Green Island, IA
- Average visibility in October: 6mi
The months with the highest visibility are February, March, April, May, June, August, September, October, November and December (6mi).
The months with the lowest visibility are January and July (5mi).
Green Island, Iowa, USA
Weather forecast for your location
2. Allow the app to use your location
