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
The shift into October brings a noticeable decrease in the average high-temperature, falling from a warm 75.2°F (24°C) in September to a refreshing 60.4°F (15.8°C). River Junction's nighttime temperature in October falls to an average of 45°F (7.2°C).Humidity
With an average relative humidity of 72%, October is the least humid month.Rainfall
In River Junction, during October, the rain falls for 11.5 days and regularly aggregates up to 2.48" (63mm) of precipitation. In River Junction, during the entire year, the rain falls for 140.4 days and collects up to 29.57" (751mm) of precipitation.Snowfall
Months with snowfall in River Junction, Iowa, are January through April, October through December. October is the first month it typically snows. Throughout October, in the average 0.5 snowfall days, it receives 0.71" (18mm) of snow. Throughout the year, there are 37.7 snowfall days, and 16.42" (417mm) of snow is accumulated.Daylight
The average length of the day in October in River Junction is 11h and 5min.On the first day of the month, sunrise is at 7:03 am and sunset at 6:47 pm. On the last day of October, in River Junction, Iowa, sunrise is at 7:37 am and sunset at 6:01 pm CDT.
Sunshine
In October, the average sunshine in River Junction is 5.5h.UV index
In October, the average daily maximum UV index in River Junction, Iowa, is 2. A UV Index reading of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: The maximum daily UV index of 2 in October interprets into the following recommendations:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
Frequently asked questions
What are October temperatures in River Junction?
What is the least humid month in River Junction?
What is the average humidity in October in River Junction?
How much does it rain in River Junction in October?
When does it start to snow in River Junction?
What is the average length of the day in October in River Junction?
When are sunrise and sunset in October in River Junction?
How long on average sun shines in October in River Junction?
How high is the UV index in October in River Junction?
Average temperature in October
River Junction, IA
- Average high temperature in October: 60.4°F
The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (27.3°F).
- Average low temperature in October: 45°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 (15.3°F).
Average pressure in October
River Junction, IA
- Average pressure in October: 30.01"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
River Junction, IA
- Average wind speed in October: 9.6mph
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 (6.9mph).
Average humidity in October
River Junction, IA
- Average humidity in October: 72%
The months with the highest relative humidity are January and July (83%).
The month with the lowest relative humidity is October (72%).
Average rainfall in October
River Junction, IA
- Average rainfall in October: 2.48"
The wettest month (with the highest rainfall) is May (4.69").
The driest months (with the least rainfall) are January and February (1.34").
Average rainfall days in October
River Junction, IA
- Average rainfall days in October: 11.5 days
The month with the highest number of rainy days is May (18.4 days).
The month with the least rainy days is February (5 days).
Average snowfall in October
River Junction, IA
- Average snowfall in October: 0.71"
The month with the highest snowfall is January (5.28").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in October
River Junction, IA
- Average snowfall days in October: 0.5 days
The month with the highest number of snowfall days is January (10.9 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
River Junction, IA
- Average daylight in October: 11h and 1min
The month with the longest days is June (Average daylight: 15h and 6min).
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 12min).
Average sunshine days in October
River Junction, IA
- Average sunshine days in October: 17.9 days
The month with the most sunshine days is November (18.5 days).
The month with the least sunshine days is May (10 days).
Average UV index in October
River Junction, IA
- Average UV index in October: 2
The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in October
River Junction, IA
- Average cloud cover in October: 38
The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in October
River Junction, 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).
River Junction, Iowa, USA
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