October weather forecast
Montrose, SD

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Weather in October

October, the same as September, in Montrose, South Dakota, is a moderate autumn month, with an average temperature ranging between min 41.2°F (5.1°C) and max 57.2°F (14°C).

Temperature

The onset of October brings a distinct decrease in the average high-temperature, receding from a moderately hot 74.3°F (23.5°C) in September to a mild 57.2°F (14°C). In Montrose, October nights witness a steady temperature drop to an icy 41.2°F (5.1°C).

Humidity

The least humid month is October, with an average relative humidity of 67%.

Rainfall

In Montrose, in October, it is raining for 8.5 days, with typically 1.77" (45mm) of accumulated precipitation. In Montrose, during the entire year, the rain falls for 118.3 days and collects up to 22.76" (578mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. October is the first month it typically snows. Throughout October, in the average 1.6 snowfall days, it receives 0.51" (13mm) of snow. Throughout the year, in Montrose, there are 45.4 snowfall days, and 19.33" (491mm) of snow is accumulated.

Daylight

In Montrose, the average length of the day in October is 11h and 0min.
On the first day of the month, sunrise is at 7:27 am and sunset at 7:09 pm. On the last day of October, sunrise is at 8:04 am and sunset at 6:20 pm CDT.

Sunshine

In Montrose, the average sunshine in October is 6.1h.

UV index

The average daily maximum UV index in October in Montrose is 3. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for the ordinary person.
Note: An average UV index of 3 in October transforms into this advice:
Take precautions - Protection against skin and eye damage is obliged. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
Updated: Aug 29, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average October temperature?

In October, the average high-temperature and low-temperature in Montrose are 57.2°F (14°C) and 41.2°F (5.1°C) respectively. The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which factors the actual air temperature with the relative humidity, in August is calculated to be 86°F (30°C).

What is the least humid month?

October is the least humid month, with an average relative humidity of 67%.

What is the average humidity in October?

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

How much does it rain in October?

In Montrose, in October, it is raining for 8.5 days, with typically 1.77" (45mm) of accumulated precipitation.

When does it start snowing?

October is the first month it typically snows. Throughout October, in the average 1.6 snowfall days, it receives 0.51" (13mm) of snow.

How many hours of daylight does Montrose have in October?

In October, the average day length is 11h and 0min.

When are sunrise and sunset in October?

On the first day of October, sunrise is at 7:27 am and sunset at 7:09 pm. On the last day of the month, sunrise is at 8:04 am and sunset at 6:20 pm CDT.

How long on average sun shines in October in Montrose?

In October, the average sunshine duration in Montrose is 6.1h.

What is the UV index reading in October?

The average daily maximum UV index in October is 3. A UV Index reading of 3 to 5 represents a moderate 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
Montrose, SD

Average temperature in October - Montrose, SD
  • Average high temperature in October: 57.2°F

The warmest month (with the highest average high temperature) is July (82.6°F).
The month with the lowest average high temperature is January (22.8°F).

  • Average low temperature in October: 41.2°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 (9.3°F).

Average pressure in October
Montrose, SD

Average pressure in October - Montrose, SD
  • Average pressure in October: 29.99"Hg

The months with the highest atmospheric pressure are January and February (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).

Average wind speed in October
Montrose, SD

Average wind speed in October - Montrose, SD
  • Average wind speed in October: 10.7mph

The windiest month (with the highest average wind speed) is April (11.4mph).
The calmest month (with the lowest average wind speed) is July (8.1mph).

Average humidity in October
Montrose, SD

Average humidity in October - Montrose, SD
  • Average humidity in October: 67%

The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is October (67%).

Average rainfall in October
Montrose, SD

Average rainfall in October - Montrose, SD
  • Average rainfall in October: 1.77"

The wettest month (with the highest rainfall) is June (3.62").
The driest month (with the least rainfall) is February (0.63").

Average rainfall days in October
Montrose, SD

Average rainfall days in October - Montrose, SD
  • Average rainfall days in October: 8.5 days

The month with the highest number of rainy days is June (18.3 days).
The month with the least rainy days is February (2.6 days).

Average snowfall in October
Montrose, SD

Average snowfall in October - Montrose, SD
  • Average snowfall in October: 0.51"

The month with the highest snowfall is December (4.21").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in October
Montrose, SD

Average snowfall days in October - Montrose, SD
  • Average snowfall days in October: 1.6 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
Montrose, SD

Average daylight in October / Average sunshine in October - Montrose, SD
  • Average daylight in October: 11h and 0min

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in October: 6h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).

Average sunshine days in October
Montrose, SD

Average sunshine days in October - Montrose, SD
  • Average sunshine days in October: 19.5 days

The month with the most sunshine days is November (21.5 days).
The month with the least sunshine days is June (9.2 days).

Average UV index in October
Montrose, SD

Average UV index in October - Montrose, SD
  • Average UV index in October: 3

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
Montrose, SD

Average cloud cover in October - Montrose, SD
  • Average cloud cover in October: 35

The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is July (Cloud cover 27).

Average visibility in October
Montrose, SD

Average visibility in October - Montrose, SD
  • Average visibility in October: 6mi

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

Montrose, South Dakota, USA

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