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
As Royal transitions into October, the average high-temperature shows a marked reduction, decreasing from a pleasant 72.9°F (22.7°C) in September to a refreshing 57.2°F (14°C). Royal's average low-temperature in the month of October is recorded at an icy 42.1°F (5.6°C).Humidity
The least humid month is October, with an average relative humidity of 68%.Rainfall
In Royal, during October, the rain falls for 9.1 days and regularly aggregates up to 1.26" (32mm) of precipitation. Throughout the year, there are 112.3 rainfall days, and 15.31" (389mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. October is the first month it typically snows. Throughout October, in the average 1.5 snowfall days, it receives 0.39" (10mm) of snow. Throughout the year, there are 45.5 snowfall days, and 11.14" (283mm) of snow is accumulated.Daylight
In Royal, the average length of the day in October is 11h and 1min.On the first day of the month, sunrise is at 7:19 am and sunset at 7:01 pm. On the last day of October, sunrise is at 7:55 am and sunset at 6:13 pm CDT.
Sunshine
In October, the average sunshine is 5.7h.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 radiation for the average person.Note: The maximum daily UV index, 2 in October, converts into the following recommendations:
Extended exposure to the sun should always be avoided by children, infants, and those with sensitive skin. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost 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 least humid month?
What is the average humidity in October?
How much does it rain in October?
When does it start to snow?
How many hours of daylight does Royal have in October?
When is the sunrise / sunset in October?
How many hours of sunshine does Royal have in October?
What is the UV index intensity in October in Royal?
Average temperature in October
Royal, IA
- Average high temperature in October: 57.2°F
The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (22.8°F).
- Average low temperature in October: 42.1°F
The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (10.6°F).
Average pressure in October
Royal, IA
- Average pressure in October: 29.99"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).
Average wind speed in October
Royal, IA
- Average wind speed in October: 10.4mph
The windiest months (with the highest average wind speed) are January and April (11.1mph).
The calmest month (with the lowest average wind speed) is July (7.6mph).
Average humidity in October
Royal, IA
- Average humidity in October: 68%
The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is October (68%).
Average rainfall in October
Royal, IA
- Average rainfall in October: 1.26"
The wettest month (with the highest rainfall) is June (2.44").
The driest month (with the least rainfall) is January (0.43").
Average rainfall days in October
Royal, IA
- Average rainfall days in October: 9.1 days
The month with the highest number of rainy days is May (15.5 days).
The month with the least rainy days is February (2.7 days).
Average snowfall in October
Royal, IA
- Average snowfall in October: 0.39"
The month with the highest snowfall is February (2.72").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in October
Royal, IA
- Average snowfall days in October: 1.5 days
The month with the highest number of snowfall days is January (10.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in October /
Average sunshine in October
Royal, 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 4min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).
Average sunshine days in October
Royal, IA
- Average sunshine days in October: 19.4 days
The month with the most sunshine days is November (20.1 days).
The month with the least sunshine days is June (10.8 days).
Average UV index in October
Royal, 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 February (UV index 1).
Average cloud cover in October
Royal, IA
- Average cloud cover in October: 36
The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is July (Cloud cover 30).
Average visibility in October
Royal, IA
- Average visibility in October: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Royal, Iowa, USA
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