October weather forecastOnslow, IA
October
Weather in October
October, like September, is a moderate autumn month in Onslow, Iowa, with temperature in the range of an average low of 43.2°F (6.2°C) and an average high of 58.6°F (14.8°C).Temperature
The onset of October brings a distinct decrease in the average high-temperature, receding from an agreeable 73°F (22.8°C) in September to a moderate 58.6°F (14.8°C). October's average low-temperature reading in Onslow, Iowa, settles at a chilly 43.2°F (6.2°C).Humidity
With an average relative humidity of 74%, October is the least humid month in Onslow.Rainfall
In October, the rain falls for 11.9 days. Throughout October, 2.52" (64mm) of precipitation is accumulated. Throughout the year, there are 142.5 rainfall days, and 28.27" (718mm) of precipitation is accumulated.Snowfall
Months with snowfall in Onslow, Iowa, are January through April, October through December. October is the first month it typically snows. Throughout October, in the average 0.6 snowfall days, it receives 0.35" (9mm) of snow. In Onslow, during the entire year, snow falls for 43.2 days and aggregates up to 17.17" (436mm) of snow.Daylight
In Onslow, the average length of the day in October is 11h and 4min.On the first day of the month, sunrise is at 7:01 am and sunset at 6:45 pm. On the last day of October, in Onslow, sunrise is at 7:36 am and sunset at 5:58 pm CDT.
Sunshine
The average sunshine in October is 5.3h.UV index
In Onslow, the average daily maximum UV index in October is 2. A UV Index value of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: The daily high UV index of 2 during October translates into the following recommendations:
Apart from children, who require continuous protection, most can endure sun exposure for up to an hour without experiencing burns. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in October
Onslow, IA
- Average high temperature in October: 58.6°F
The warmest month (with the highest average high temperature) is July (80.1°F).
The month with the lowest average high temperature is January (25.2°F).
- Average low temperature in October: 43.2°F
The month with the highest average low temperature is July (63.3°F).
The coldest month (with the lowest average low temperature) is January (13.3°F).
Average pressure in October
Onslow, 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
Onslow, IA
- Average wind speed in October: 9.5mph
The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest month (with the lowest average wind speed) is August (6.9mph).
Average humidity in October
Onslow, IA
- Average humidity in October: 74%
The months with the highest relative humidity are January and February (86%).
The month with the lowest relative humidity is October (74%).
Average rainfall in October
Onslow, IA
- Average rainfall in October: 2.52"
The wettest month (with the highest rainfall) is May (4.25").
The driest months (with the least rainfall) are January and February (1.26").
Average rainfall days in October
Onslow, IA
- Average rainfall days in October: 11.9 days
The month with the highest number of rainy days is May (18.6 days).
The month with the least rainy days is January (5.2 days).
Average snowfall in October
Onslow, IA
- Average snowfall in October: 0.35"
The month with the highest snowfall is January (5.04").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in October
Onslow, IA
- Average snowfall days in October: 0.6 days
The month with the highest number of snowfall days is January (12.1 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
Onslow, IA
- Average daylight in October: 11h and 6min
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 18min
The months with the most sunshine are July and August (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days in October
Onslow, IA
- Average sunshine days in October: 16.9 days
The month with the most sunshine days is September (17 days).
The month with the least sunshine days is June (10.5 days).
Average UV index in October
Onslow, IA
- Average UV index in October: 2
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in October
Onslow, IA
- Average cloud cover in October: 39
The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in October
Onslow, 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).





