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
A clear decrease in the average high-temperature is observed during October, decreasing from a warm 73.6°F (23.1°C) in September to a moderate 55.6°F (13.1°C). Throughout October, Iona's nights cool down to an average of 37.2°F (2.9°C).Humidity
In October, the average relative humidity is 56%.Rainfall
In Iona, in October, it is raining for 7.2 days, with typically 0.63" (16mm) of accumulated precipitation. In Iona, during the entire year, the rain falls for 84.3 days and collects up to 6.97" (177mm) of precipitation.Snowfall
January through May, September through December are months with snowfall. In October, it is snowing for 1.3 days. Throughout October, 0.28" (7mm) of snow is accumulated. Throughout the year, there are 54.4 snowfall days, and 16.89" (429mm) of snow is accumulated.Daylight
The average length of the day in October is 11h and 0min.On the first day of October, sunrise is at 7:26 am and sunset at 7:08 pm. On the last day of the month, sunrise is at 8:03 am and sunset at 6:19 pm MDT.
Sunshine
In October, the average sunshine is 7.3h.UV index
January through March, October through December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for average individuals.Note: The daily high UV index of 2 in October translates into this advice:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in October?
What is the average humidity in October?
How many days does it rain in October?
How much does it snow in October?
What is the average length of the day in October?
When are sunrise and sunset in October?
How long on average sun shines in October?
What are the months with the lowest UV index?
How high is the UV index in October?
Average temperature in October
Iona, ID
- Average high temperature in October: 55.6°F
The warmest month (with the highest average high temperature) is July (86.2°F).
The month with the lowest average high temperature is December (27.9°F).
- Average low temperature in October: 37.2°F
The month with the highest average low temperature is August (54.3°F).
The coldest month (with the lowest average low temperature) is January (14.2°F).
Average pressure in October
Iona, ID
- Average pressure in October: 30.06"Hg
The month with the highest atmospheric pressure is January (30.3"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in October
Iona, ID
- Average wind speed in October: 7.5mph
The windiest month (with the highest average wind speed) is April (9mph).
The calmest month (with the lowest average wind speed) is January (5.8mph).
Average humidity in October
Iona, ID
- Average humidity in October: 56%
The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is August (35%).
Average rainfall in October
Iona, ID
- Average rainfall in October: 0.63"
The wettest months (with the highest rainfall) are May and September (0.83").
The driest month (with the least rainfall) is July (0.35").
Average rainfall days in October
Iona, ID
- Average rainfall days in October: 7.2 days
The month with the highest number of rainy days is May (10.7 days).
The month with the least rainy days is January (3.7 days).
Average snowfall in October
Iona, ID
- Average snowfall in October: 0.28"
The month with the highest snowfall is January (3.86").
The months with the least snowfall are June, July and August (0").
Average snowfall days in October
Iona, ID
- Average snowfall days in October: 1.3 days
The month with the highest number of snowfall days is December (12.9 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in October /
Average sunshine in October
Iona, ID
- Average daylight in October: 11h and 0min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in October: 7h and 2min
The month with the most sunshine is July (Average sunshine: 11h and 48min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).
Average sunshine days in October
Iona, ID
- Average sunshine days in October: 22.1 days
The month with the most sunshine days is October (22.1 days).
The month with the least sunshine days is February (16.2 days).
Average UV index in October
Iona, ID
- 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, February, March, October, November and December (UV index 2).
Average cloud cover in October
Iona, ID
- Average cloud cover in October: 23
The months with the most cloud cover are January and February (Cloud cover 51).
The months with the least cloud cover are July and August (Cloud cover 11).
Average visibility in October
Iona, ID
- Average visibility in October: 6mi
The months with the highest visibility are March, April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January and February (4mi).
Iona, Idaho, USA
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