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 weather is marked by a drop in the average high-temperature, falling from an agreeable 71.6°F (22°C) in September to a moderate 57.6°F (14.2°C). In October, the average low-temperature is a wintry 41.9°F (5.5°C).Humidity
October is the least humid month in Donnan, with an average relative humidity of 74%.Rainfall
In Donnan, in October, during 11 rainfall days, 2.6" (66mm) of precipitation is typically accumulated. In Donnan, during the entire year, the rain falls for 140.2 days and collects up to 28.7" (729mm) of precipitation.Snowfall
Months with snowfall in Donnan are January through May, October through December. October is the first month it typically snows in Donnan, Iowa. Throughout October, in the average 1.2 snowfall days, it receives 0.31" (8mm) of snow. In Donnan, during the entire year, snow falls for 47.1 days and aggregates up to 19.96" (507mm) 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 7:05 am and sunset at 6:48 pm. On the last day of October, in Donnan, sunrise is at 7:41 am and sunset at 6:00 pm CDT.
Sunshine
In Donnan, the average sunshine in October is 5.3h.UV index
In Donnan, the average daily maximum UV index in October is 2. A UV Index reading of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for the average person.Note: The maximum UV index, 2 during October, leads to the following recommendations:
Prolonged sun exposure should always be prevented in babies, children, and those with sensitive skin. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. To cut down UV radiation exposure by about half, sport a wide-brim hat. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average October temperature in Donnan?
What is the least humid month in Donnan?
What is the average humidity in October in Donnan?
How much does it rain in Donnan in October?
When does it start to snow in Donnan?
How many hours of daylight does Donnan have in October?
When are sunrise and sunset in October in Donnan?
How many hours of sunshine does Donnan have in October?
What is the UV index intensity in October in Donnan?
Average temperature in October
Donnan, IA
- Average high temperature in October: 57.6°F
The warmest month (with the highest average high temperature) is July (79°F).
The month with the lowest average high temperature is January (23.7°F).
- Average low temperature in October: 41.9°F
The month with the highest average low temperature is July (62.6°F).
The coldest month (with the lowest average low temperature) is January (10.9°F).
Average pressure in October
Donnan, IA
- Average pressure in October: 29.99"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed in October
Donnan, IA
- Average wind speed in October: 9.8mph
The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest months (with the lowest average wind speed) are July and August (7.1mph).
Average humidity in October
Donnan, IA
- Average humidity in October: 74%
The months with the highest relative humidity are January and February (88%).
The month with the lowest relative humidity is October (74%).
Average rainfall in October
Donnan, IA
- Average rainfall in October: 2.6"
The wettest month (with the highest rainfall) is June (4.45").
The driest month (with the least rainfall) is January (1.06").
Average rainfall days in October
Donnan, IA
- Average rainfall days in October: 11 days
The month with the highest number of rainy days is May (18.9 days).
The month with the least rainy days is February (3.3 days).
Average snowfall in October
Donnan, IA
- Average snowfall in October: 0.31"
The month with the highest snowfall is February (5.59").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in October
Donnan, IA
- Average snowfall days in October: 1.2 days
The month with the highest number of snowfall days is January (11.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in October /
Average sunshine in October
Donnan, IA
- 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 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 36min).
Average sunshine days in October
Donnan, IA
- Average sunshine days in October: 16.7 days
The month with the most sunshine days is November (18 days).
The month with the least sunshine days is June (8.9 days).
Average UV index in October
Donnan, IA
- Average UV index in October: 2
The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, November and December (UV index 1).
Average cloud cover in October
Donnan, IA
- Average cloud cover in October: 40
The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in October
Donnan, IA
- Average visibility in October: 6mi
The months with the highest visibility are March, April, May, June, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February and July (5mi).
Donnan, Iowa, USA
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