October weather forecast
Richfield Heights, SD

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Weather in October

October, the same as September, in Richfield Heights, South Dakota, is a moderate autumn month, with temperature in the range of an average high of 56.3°F (13.5°C) and an average low of 40.1°F (4.5°C).

Temperature

In Richfield Heights, the average high-temperature in October significantly decreases from a moderately hot 74.3°F (23.5°C) in September to a moderate 56.3°F (13.5°C). Throughout October, an average low-temperature of 40.1°F (4.5°C) is experienced.

Humidity

In Richfield Heights, the average relative humidity in October is 64%.

Rainfall

In Richfield Heights, in October, during 7.8 rainfall days, 1.61" (41mm) of precipitation is typically accumulated. In Richfield Heights, during the entire year, the rain falls for 97.2 days and collects up to 18.35" (466mm) of precipitation.

Snowfall

Months with snowfall in Richfield Heights are January through May, October through December. October is the first month it typically snows. Throughout October, in the average 2.1 snowfall days, it receives 0.51" (13mm) of snow. Throughout the year, in Richfield Heights, there are 54.8 snowfall days, and 19.13" (486mm) of snow is accumulated.

Daylight

In Richfield Heights, the average length of the day in October is 10h and 55min.
On the first day of the month, sunrise is at 7:33 am and sunset at 7:13 pm. On the last day of October, sunrise is at 8:13 am and sunset at 6:22 pm CDT.

Sunshine

In Richfield Heights, the average sunshine in October is 6.4h.

UV index

In October, the average daily maximum UV index in Richfield Heights is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for the average person.
Note: The daily maximum UV index of 2 in October interprets into the following advice:
Long-term sun exposure is typically not a concern for most. However, those with sensitive skin, infants, and children must always have protection. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.
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Frequently asked questions

What is the temperature in October in Richfield Heights?

October temperatures vary between a high-temperature of 56.3°F (13.5°C) and a low-temperature of 40.1°F (4.5°C). In August, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, is appraised at 86°F (30°C).

What is the average humidity in October in Richfield Heights?

In October, the average relative humidity in Richfield Heights is 64%.

How many days does it rain in October in Richfield Heights?

In October, in Richfield Heights, South Dakota, the rain falls for 7.8 days. Throughout October, 1.61" (41mm) of precipitation is accumulated.

When does it start snowing in Richfield Heights?

October is the first month it typically snows in Richfield Heights, South Dakota. Throughout October, in the average 2.1 snowfall days, it receives 0.51" (13mm) of snow.

What is the average length of the day in October in Richfield Heights?

In October, the average day length in Richfield Heights is 10h and 55min.

When are sunrise and sunset in October in Richfield Heights?

On the first day of October in Richfield Heights, South Dakota, sunrise is at 7:33 am and sunset at 7:13 pm. On the last day of the month, sunrise is at 8:13 am and sunset at 6:22 pm CDT.

How many hours of sunshine does Richfield Heights have in October?

The average sunshine duration in October in Richfield Heights, South Dakota, is 6.4h.

How high is the UV index in October in Richfield Heights?

The average daily maximum UV index in October in Richfield Heights, South Dakota, is 2. A UV Index of 2, and less, symbolizes a low health threat 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
Richfield Heights, SD

Average temperature in October - Richfield Heights, SD
  • Average high temperature in October: 56.3°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (20.7°F).

  • Average low temperature in October: 40.1°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 (6.3°F).

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Average pressure in October
Richfield Heights, SD

Average pressure in October - Richfield Heights, SD
  • Average pressure in October: 29.98"Hg

The month with the highest atmospheric pressure is February (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).

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Average wind speed in October
Richfield Heights, SD

Average wind speed in October - Richfield Heights, SD
  • Average wind speed in October: 10.4mph

The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is August (8.3mph).

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Average humidity in October
Richfield Heights, SD

Average humidity in October - Richfield Heights, SD
  • Average humidity in October: 64%

The month with the highest relative humidity is January (88%).
The months with the lowest relative humidity are August and September (60%).

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Average rainfall in October
Richfield Heights, SD

Average rainfall in October - Richfield Heights, SD
  • Average rainfall in October: 1.61"

The wettest month (with the highest rainfall) is June (3.46").
The driest month (with the least rainfall) is January (0.59").

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Average rainfall days in October
Richfield Heights, SD

Average rainfall days in October - Richfield Heights, SD
  • Average rainfall days in October: 7.8 days

The month with the highest number of rainy days is June (15 days).
The month with the least rainy days is February (2 days).

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Average snowfall in October
Richfield Heights, SD

Average snowfall in October - Richfield Heights, SD
  • Average snowfall in October: 0.51"

The month with the highest snowfall is January (3.82").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in October
Richfield Heights, SD

Average snowfall days in October - Richfield Heights, SD
  • Average snowfall days in October: 2.1 days

The month with the highest number of snowfall days is January (13 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in October /
Average sunshine in October
Richfield Heights, SD

Average daylight in October / Average sunshine in October - Richfield Heights, SD
  • Average daylight in October: 10h and 5min

The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).

  • Average sunshine in October: 6h and 2min

The month with the most sunshine is July (Average sunshine: 11h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

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Average sunshine days in October
Richfield Heights, SD

Average sunshine days in October - Richfield Heights, SD
  • Average sunshine days in October: 19.8 days

The month with the most sunshine days is November (20.9 days).
The month with the least sunshine days is June (12.7 days).

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Average UV index in October
Richfield Heights, SD

Average UV index in October - Richfield Heights, SD
  • Average UV index in October: 2

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 and November (UV index 1).

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Average cloud cover in October
Richfield Heights, SD

Average cloud cover in October - Richfield Heights, SD
  • Average cloud cover in October: 35

The month with the most cloud cover is January (Cloud cover 57).
The months with the least cloud cover are July and August (Cloud cover 23).

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Average visibility in October
Richfield Heights, SD

Average visibility in October - Richfield Heights, 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).

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Richfield Heights, South Dakota, USA

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