October weather forecast
Lemmon, SD

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Weather in October

As Lemmon moves into October, the fall season is in full swing. Weather conditions have altered significantly from September, with the average high temperature dropping to 54.7°F (12.6°C). The first snow showers of the season start to grace the town, as an indication of the forthcoming winter. The city is ensnared in colorful fall foliage, providing a dazzling scene despite less sunlit hours. October's colder temperatures and misty mornings bring a sense of serenity and tranquility to the cityscape of Lemmon.

Temperature

As Lemmon, South Dakota, welcomes October, there is a noticeable shift in the average high-temperature, dropping from September's agreeable 73°F (22.8°C) to a fresh 54.7°F (12.6°C). Throughout the October nights, Lemmon encounters a low-temperature of 39.4°F (4.1°C).

Humidity

In October, the average relative humidity in Lemmon is 60%.

Rainfall

In October, the rain falls for 7.5 days. Throughout October, 1.26" (32mm) of precipitation is accumulated. Throughout the year, there are 101.3 rainfall days, and 14.25" (362mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Lemmon are January through May, October through December. October is the first month it typically snows in Lemmon. Throughout October, in the average 3.2 snowfall days, it receives 1.69" (43mm) of snow. Throughout the year, there are 65.8 snowfall days, and 21.42" (544mm) of snow is accumulated.

Daylight

In October, the average length of the day is 10h and 55min.
On the first day of the month, sunrise is at 6:48 am and sunset at 6:28 pm. On the last day of October, in Lemmon, sunrise is at 7:28 am and sunset at 5:35 pm MDT.

Sunshine

The average sunshine in October is 6.6h.

UV index

In October, the average daily maximum UV index in Lemmon is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: The UV index of 2 during October translates into the following guidance:
Apart from children, who require continuous protection, most can endure sun exposure for up to an hour without experiencing burns. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
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Frequently asked questions

What is the usual temperature for Lemmon in October?

Lemmon in October has an average high-temperature of 54.7°F (12.6°C) and an average low-temperature of 39.4°F (4.1°C). In August, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which combines air temperature and relative humidity, is calculated to be 84.2°F (29°C).

What is the average humidity in October in Lemmon?

In Lemmon, South Dakota, the average relative humidity in October is 60%.

How much does it rain in Lemmon in October?

In October, in Lemmon, the rain falls for 7.5 days. Throughout October, 1.26" (32mm) of precipitation is accumulated.

When does it start to snow in Lemmon?

October is the first month it typically snows in Lemmon. Throughout October, in the average 3.2 snowfall days, it receives 1.69" (43mm) of snow.

What is the average length of the day in October in Lemmon?

The average day length in October in Lemmon is 10h and 55min.

When is the sunrise / sunset in October in Lemmon?

In October, on the first day of the month, sunrise is at 6:48 am and sunset at 6:28 pm. On the last day of the month, sunrise is at 7:28 am and sunset at 5:35 pm MDT.

How long on average sun shines in October in Lemmon?

In Lemmon, South Dakota, the average sunshine duration in October is 6.6h.

What is the UV index reading in October in Lemmon?

The average daily maximum UV index in October is 2. A UV Index of 2, and less, symbolizes a minimal hazard to health from exposure to the Sun's 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
Lemmon, SD

Average temperature in October - Lemmon, SD
  • Average high temperature in October: 54.7°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 (25.2°F).

  • Average low temperature in October: 39.4°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 (11.7°F).

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Average pressure in October
Lemmon, SD

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

The month with the highest atmospheric pressure is February (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

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Average wind speed in October
Lemmon, SD

Average wind speed in October - Lemmon, SD
  • Average wind speed in October: 11.6mph

The windiest month (with the highest average wind speed) is April (11.7mph).
The calmest month (with the lowest average wind speed) is August (9.6mph).

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Average humidity in October
Lemmon, SD

Average humidity in October - Lemmon, SD
  • Average humidity in October: 60%

The month with the highest relative humidity is January (85%).
The months with the lowest relative humidity are August and September (51%).

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Average rainfall in October
Lemmon, SD

Average rainfall in October - Lemmon, SD
  • Average rainfall in October: 1.26"

The wettest month (with the highest rainfall) is June (2.28").
The driest month (with the least rainfall) is January (0.47").

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Average rainfall days in October
Lemmon, SD

Average rainfall days in October - Lemmon, SD
  • Average rainfall days in October: 7.5 days

The month with the highest number of rainy days is June (15.1 days).
The month with the least rainy days is January (2.9 days).

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Average snowfall in October
Lemmon, SD

Average snowfall in October - Lemmon, SD
  • Average snowfall in October: 1.69"

The month with the highest snowfall is February (4.53").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in October
Lemmon, SD

Average snowfall days in October - Lemmon, SD
  • Average snowfall days in October: 3.2 days

The month with the highest number of snowfall days is February (12.9 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
Lemmon, SD

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

The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).

  • Average sunshine in October: 6h and 4min

The month with the most sunshine is August (Average sunshine: 11h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 36min).

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Average sunshine days in October
Lemmon, SD

Average sunshine days in October - Lemmon, SD
  • Average sunshine days in October: 19.2 days

The month with the most sunshine days is November (19.7 days).
The month with the least sunshine days is June (11.7 days).

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Average UV index in October
Lemmon, SD

Average UV index in October - Lemmon, SD
  • Average UV index in October: 2

The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in October
Lemmon, SD

Average cloud cover in October - Lemmon, SD
  • Average cloud cover in October: 34

The months with the most cloud cover are January and February (Cloud cover 52).
The months with the least cloud cover are July and August (Cloud cover 20).

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Average visibility in October
Lemmon, SD

Average visibility in October - Lemmon, SD
  • 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).

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Lemmon, South Dakota, USA

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