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
In October, the average high-temperature decreases considerably from a moderately hot 74.3°F (23.5°C) in September to a refreshing 59.9°F (15.5°C). In October, the average low-temperature is a chilly 44.1°F (6.7°C).Humidity
The least humid month is October, with an average relative humidity of 73%.Rainfall
In Fairfax, in October, during 9.6 rainfall days, 1.46" (37mm) of precipitation is typically accumulated. Throughout the year, there are 120.7 rainfall days, and 18.31" (465mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, October through December. October is the first month it typically snows. Throughout October, in the average 0.7 snowfall days, it receives 0.08" (2mm) of snow. In Fairfax, during the entire year, snow falls for 36.1 days and aggregates up to 8.43" (214mm) of snow.Daylight
The average length of the day in October is 11h and 4min.On the first day of the month, sunrise is at 7:04 am and sunset at 6:48 pm. On the last day of October, sunrise is at 7:39 am and sunset at 6:02 pm CDT.
Sunshine
In Fairfax, the average sunshine in October is 5.5h.UV index
The average daily maximum UV index in October in Fairfax is 2. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for the average person.Note: In October, the maximum UV index of 2 transforms into these recommendations:
Apart from children, who require continuous protection, most can endure sun exposure for up to an hour without experiencing burns. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Fairfax in October?
What is the least humid month in Fairfax?
What is the average humidity in October?
How many days does it rain in October?
When does it start to snow?
How many hours of daylight does Fairfax have in October?
When are sunrise and sunset in October in Fairfax?
How long on average sun shines in October?
How high is the UV index in October?
Average temperature in October
Fairfax, IA
- Average high temperature in October: 59.9°F
The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (26.2°F).
- Average low temperature in October: 44.1°F
The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (14.2°F).
Average pressure in October
Fairfax, IA
- Average pressure in October: 30"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in October
Fairfax, IA
- Average wind speed in October: 9.7mph
The windiest months (with the highest average wind speed) are January and April (10.7mph).
The calmest months (with the lowest average wind speed) are July and August (7mph).
Average humidity in October
Fairfax, IA
- Average humidity in October: 73%
The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is October (73%).
Average rainfall in October
Fairfax, IA
- Average rainfall in October: 1.46"
The wettest month (with the highest rainfall) is May (3.07").
The driest months (with the least rainfall) are January and February (0.63").
Average rainfall days in October
Fairfax, IA
- Average rainfall days in October: 9.6 days
The month with the highest number of rainy days is May (16 days).
The month with the least rainy days is February (3 days).
Average snowfall in October
Fairfax, IA
- Average snowfall in October: 0.08"
The month with the highest snowfall is January (2.64").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in October
Fairfax, IA
- Average snowfall days in October: 0.7 days
The month with the highest number of snowfall days is January (10.3 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
Fairfax, 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 3min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).
Average sunshine days in October
Fairfax, IA
- Average sunshine days in October: 19.9 days
The month with the most sunshine days is October (19.9 days).
The month with the least sunshine days is June (11.8 days).
Average UV index in October
Fairfax, 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
Fairfax, IA
- Average cloud cover in October: 38
The month with the most cloud cover is January (Cloud cover 57).
The months with the least cloud cover are August and September (Cloud cover 30).
Average visibility in October
Fairfax, IA
- Average visibility in October: 6mi
The months with the highest visibility are January, February, March, April, May, June, August, September, October, November and December (6mi).
The month with the lowest visibility is July (5mi).
Fairfax, Iowa, USA
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