October weather forecast
Monroe, SD

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Weather in October

October, like September, is a moderate autumn month in Monroe, South Dakota, with an average temperature varying between 41.2°F (5.1°C) and 57.2°F (14°C).

Temperature

As Monroe, South Dakota, steps into October, a marked temperature drop is observed, with the average high-temperature reducing from September's moderately hot 74.3°F (23.5°C) to a refreshing 57.2°F (14°C). Monroe sees an average low-temperature of 41.2°F (5.1°C) during October.

Humidity

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

Rainfall

In Monroe, in October, during 8.5 rainfall days, 1.77" (45mm) of precipitation is typically accumulated. In Monroe, 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, there are 45.4 snowfall days, and 19.33" (491mm) of snow is accumulated.

Daylight

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

Sunshine

In October, the average sunshine is 6.1h.

UV index

In October, the average daily maximum UV index is 3. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum UV index, 3 during October, leads to the following recommendations:
Prioritize safety - Suggestions to prevent sun damage are offered. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.

Frequently asked questions

What are the temperatures in October?

During October, Monroe experiences an average high-temperature of 57.2°F (14°C) and a low-temperature of 41.2°F (5.1°C). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which combines relative humidity and air temperature, in August is estimated at 86°F (30°C).

What is the least humid month?

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

What is the average humidity in October?

In October, the average relative humidity is 67%.

How much does it rain in October?

In Monroe, in October, during 8.5 rainfall days, 1.77" (45mm) of precipitation is typically accumulated.

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.

What is the average length of the day in October?

The average day length in October is 11h and 0min.

When is the sunrise / 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 many hours of sunshine does Monroe have in October?

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

What is the UV index reading in October?

In Monroe, the average daily maximum UV index in October is 3. A UV Index of 3 to 5 symbolizes a medium hazard to health from exposure to Sun's UV rays.
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
Monroe, SD

Average temperature in October - Monroe, 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
Monroe, SD

Average pressure in October - Monroe, 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
Monroe, SD

Average wind speed in October - Monroe, 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
Monroe, SD

Average humidity in October - Monroe, 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
Monroe, SD

Average rainfall in October - Monroe, 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
Monroe, SD

Average rainfall days in October - Monroe, 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
Monroe, SD

Average snowfall in October - Monroe, 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
Monroe, SD

Average snowfall days in October - Monroe, 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
Monroe, SD

Average daylight in October / Average sunshine in October - Monroe, 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
Monroe, SD

Average sunshine days in October - Monroe, 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
Monroe, SD

Average UV index in October - Monroe, 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
Monroe, SD

Average cloud cover in October - Monroe, 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
Monroe, SD

Average visibility in October - Monroe, 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).

Monroe, South Dakota, USA

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