October weather forecast
Portland, ND

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Weather in October

October, the same as September, is another fresh autumn month in Portland, North Dakota, with an average temperature ranging between max 53.4°F (11.9°C) and min 39.6°F (4.2°C).

Temperature

A clear reduction in the average high-temperature is witnessed with the onset of October, reducing from an agreeable 70.7°F (21.5°C) in September to a cool 53.4°F (11.9°C). October nights in Portland observe an average temperature dip to an icy 39.6°F (4.2°C).

Humidity

The average relative humidity in October is 67%.

Rainfall

In Portland, North Dakota, in October, it is raining for 9.6 days, with typically 2.01" (51mm) of accumulated precipitation. In Portland, during the entire year, the rain falls for 101.8 days and collects up to 18.23" (463mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. October is the first month it typically snows in Portland, North Dakota. Throughout October, in the average 2.2 snowfall days, it receives 1.06" (27mm) of snow. Throughout the year, in Portland, there are 66.9 snowfall days, and 20.43" (519mm) of snow is accumulated.

Daylight

In Portland, North Dakota, the average length of the day in October is 10h and 50min.
On the first day of the month, sunrise is at 7:29 am and sunset at 7:08 pm. On the last day of October, in Portland, sunrise is at 8:12 am and sunset at 6:13 pm CDT.

Sunshine

In October, the average sunshine in Portland is 5.5h.

UV index

The average daily maximum UV index in October in Portland is 2. A UV Index value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum daily UV index, 2 in October, converts into the following recommendations:
Despite the majority tolerating prolonged sun exposure, those with sensitive skin, infants, and children demand continual protection. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Portland in October?

The high-temperature in Portland, North Dakota, during October is 53.4°F (11.9°C) and the low-temperature is 39.6°F (4.2°C).

What is the average humidity in October in Portland?

In Portland, the average relative humidity in October is 67%.

How many days does it rain in October in Portland?

In Portland, in October, it is raining for 9.6 days, with typically 2.01" (51mm) of accumulated precipitation.

When does it start to snow in Portland?

October is the first month it typically snows. Throughout October, in the average 2.2 snowfall days, it receives 1.06" (27mm) of snow.

How many hours of daylight does Portland have in October?

In October, the average day length in Portland is 10h and 50min.

When is the sunrise / sunset in October in Portland?

In October, on the first day of the month, sunrise is at 7:29 am and sunset at 7:08 pm. On the last day of the month, in Portland, North Dakota, sunrise is at 8:12 am and sunset at 6:13 pm CDT.

How long on average sun shines in October in Portland?

The average sunshine duration in October in Portland is 5.5h.

How high is the UV index in October in Portland?

The average daily maximum UV index in October in Portland, North Dakota, is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in October
Portland, ND

Average temperature in October - Portland, ND
  • Average high temperature in October: 53.4°F

The warmest months (with the highest average high temperature) are July and August (80.4°F).
The month with the lowest average high temperature is January (15.6°F).

  • Average low temperature in October: 39.6°F

The month with the highest average low temperature is July (60.3°F).
The coldest month (with the lowest average low temperature) is January (1.8°F).

Average pressure in October
Portland, ND

Average pressure in October - Portland, ND
  • Average pressure in October: 29.96"Hg

The month with the highest atmospheric pressure is February (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).

Average wind speed in October
Portland, ND

Average wind speed in October - Portland, ND
  • Average wind speed in October: 10.9mph

The windiest month (with the highest average wind speed) is October (10.9mph).
The calmest months (with the lowest average wind speed) are July and August (8.3mph).

Average humidity in October
Portland, ND

Average humidity in October - Portland, ND
  • Average humidity in October: 67%

The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is August (61%).

Average rainfall in October
Portland, ND

Average rainfall in October - Portland, ND
  • Average rainfall in October: 2.01"

The wettest month (with the highest rainfall) is June (3.5").
The driest months (with the least rainfall) are January and February (0.55").

Average rainfall days in October
Portland, ND

Average rainfall days in October - Portland, ND
  • Average rainfall days in October: 9.6 days

The month with the highest number of rainy days is June (16.9 days).
The month with the least rainy days is February (1.9 days).

Average snowfall in October
Portland, ND

Average snowfall in October - Portland, ND
  • Average snowfall in October: 1.06"

The month with the highest snowfall is December (4.25").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in October
Portland, ND

Average snowfall days in October - Portland, ND
  • Average snowfall days in October: 2.2 days

The month with the highest number of snowfall days is December (14 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in October /
Average sunshine in October
Portland, ND

Average daylight in October / Average sunshine in October - Portland, ND
  • Average daylight in October: 10h and 5min

The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).

  • Average sunshine in October: 5h and 3min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 18min).

Average sunshine days in October
Portland, ND

Average sunshine days in October - Portland, ND
  • Average sunshine days in October: 18 days

The month with the most sunshine days is September (20.4 days).
The month with the least sunshine days is June (10.3 days).

Average UV index in October
Portland, ND

Average UV index in October - Portland, ND
  • 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, February and November (UV index 1).

Average cloud cover in October
Portland, ND

Average cloud cover in October - Portland, ND
  • Average cloud cover in October: 42

The month with the most cloud cover is January (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 25).

Average visibility in October
Portland, ND

Average visibility in October - Portland, ND
  • Average visibility in October: 6mi

The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March and December (5mi).

Portland, North Dakota, USA

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