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
October shows a mild decline in the average high-temperature, falling from September's pleasant 73°F (22.8°C) to a refreshing 59.2°F (15.1°C). In Green Island, the average temperature during the nights of October drops to a chilly 43°F (6.1°C).Humidity
The least humid month is October, with an average relative humidity of 75%.Rainfall
In October, the rain falls for 12 days. Throughout October, 2.56" (65mm) of precipitation is accumulated. Throughout the year, in Green Island, there are 145.6 rainfall days, and 28.9" (734mm) of precipitation is accumulated.Snowfall
January through April, October through December are months with snowfall in Green Island, Iowa. October is the first month it typically snows. Throughout October, in the average 0.7 snowfall days, it receives 0.75" (19mm) of snow. In Green Island, during the entire year, snow falls for 40.1 days and aggregates up to 16.61" (422mm) of snow.Daylight
In Green Island, the average length of the day in October is 11h and 3min.On the first day of October, sunrise is at 6:59 am and sunset at 6:42 pm. On the last day of the month, 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 minimal health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The average daily UV index of 2 in October transforms into the following instructions:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
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 much does it rain in October?
When does it start snowing?
What is the average length of the day in October in Green Island?
When are sunrise and sunset in October?
How many hours of sunshine does Green Island have in October?
What is the UV index reading in October?
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
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