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 the transition to October, Portland observes a drop in the average high-temperature, moving from a moderately hot 79.3°F (26.3°C) in September to an enjoyable 65.5°F (18.6°C). Portland observes an average nighttime temperature of 47.3°F (8.5°C) during October.Humidity
The least humid month in Portland is October, with an average relative humidity of 72%.Rainfall
In Portland, Missouri, during October, the rain falls for 10.5 days and regularly aggregates up to 2.24" (57mm) of precipitation. In Portland, during the entire year, the rain falls for 139.9 days and collects up to 28.19" (716mm) of precipitation.Snowfall
January through April, October through December are months with snowfall. October is the first month it typically snows in Portland. Throughout October, in the average 0.1 snowfall days, it receives 0.08" (2mm) of snow. In Portland, during the entire year, snow falls for 17.9 days and aggregates up to 8.78" (223mm) of snow.Daylight
In October, the average length of the day in Portland is 11h and 10min.On the first day of October in Portland, sunrise is at 7:03 am and sunset at 6:49 pm. On the last day of the month, sunrise is at 7:33 am and sunset at 6:07 pm CDT.
Sunshine
In October, the average sunshine is 5.9h.UV index
The average daily maximum UV index in October is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for the average person.Note: The maximum daily UV index of 3 during October translates into the following directions:
Ensure safety - Sun damage prevention is strongly urged. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
Frequently asked questions
What is the usual temperature for Portland in October?
What is the least humid month in Portland?
What is the average humidity in October in Portland?
How many days does it rain in October in Portland?
When does it start to snow in Portland?
How many hours of daylight does Portland have in October?
When are sunrise and sunset in October in Portland?
How long on average sun shines in October in Portland?
What is the UV index intensity in October in Portland?
Average temperature in October
Portland, MO
- Average high temperature in October: 65.5°F
The warmest month (with the highest average high temperature) is July (87.4°F).
The month with the lowest average high temperature is January (37°F).
- Average low temperature in October: 47.3°F
The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (23°F).
Average pressure in October
Portland, MO
- Average pressure in October: 30.03"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in October
Portland, MO
- Average wind speed in October: 8mph
The windiest month (with the highest average wind speed) is January (9.2mph).
The calmest month (with the lowest average wind speed) is July (5.9mph).
Average humidity in October
Portland, MO
- Average humidity in October: 72%
The month with the highest relative humidity is May (78%).
The month with the lowest relative humidity is October (72%).
Average rainfall in October
Portland, MO
- Average rainfall in October: 2.24"
The wettest month (with the highest rainfall) is May (3.58").
The driest month (with the least rainfall) is January (1.34").
Average rainfall days in October
Portland, MO
- Average rainfall days in October: 10.5 days
The month with the highest number of rainy days is May (16.4 days).
The month with the least rainy days is January (6 days).
Average snowfall in October
Portland, MO
- Average snowfall in October: 0.08"
The month with the highest snowfall is February (2.83").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in October
Portland, MO
- Average snowfall days in October: 0.1 days
The month with the highest number of snowfall days is January (5.6 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
Portland, MO
- Average daylight in October: 11h and 1min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in October: 5h and 5min
The months with the most sunshine are June and July (Average sunshine: 10h and 24min).
The months with the least sunshine are January and February (Average sunshine: 4h and 36min).
Average sunshine days in October
Portland, MO
- Average sunshine days in October: 19.5 days
The month with the most sunshine days is January (20.5 days).
The month with the least sunshine days is May (12.3 days).
Average UV index in October
Portland, MO
- Average UV index in October: 3
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in October
Portland, MO
- Average cloud cover in October: 33
The month with the most cloud cover is February (Cloud cover 50).
The months with the least cloud cover are June, July and August (Cloud cover 29).
Average visibility in October
Portland, MO
- 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).
Portland, Missouri, USA
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