October weather forecast
Fort Thompson, SD

Share

Weather in October

October, the same as September, in Fort Thompson, South Dakota, is another mild autumn month, with temperature in the range of an average low of 42.4°F (5.8°C) and an average high of 58.6°F (14.8°C).

Temperature

Fort Thompson, South Dakota, experiences a noticeable temperature shift with the start of October, with average high-temperatures moving from a warm 76.3°F (24.6°C) in September to a moderate 58.6°F (14.8°C). Fort Thompson witnesses a consistent average low-temperature of 42.4°F (5.8°C) throughout October.

Humidity

The average relative humidity in October in Fort Thompson is 62%.

Rainfall

In October, the rain falls for 7.8 days. Throughout October, 1.14" (29mm) of precipitation is accumulated. Throughout the year, in Fort Thompson, South Dakota, there are 107.6 rainfall days, and 17.83" (453mm) of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall in Fort Thompson. October is the first month it typically snows in Fort Thompson. Throughout October, in the average 1.6 snowfall days, it receives 0.59" (15mm) of snow. In Fort Thompson, during the entire year, snow falls for 50.9 days and aggregates up to 17.87" (454mm) of snow.

Daylight

In Fort Thompson, the average length of the day in October is 10h and 59min.
On the first day of October, sunrise is at 7:36 am and sunset at 7:17 pm. On the last day of the month, sunrise is at 8:14 am and sunset at 6:28 pm CDT.

Sunshine

In Fort Thompson, the average sunshine in October is 6.8h.

UV index

The average daily maximum UV index in October is 3. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for the ordinary person.
Note: A daily maximum UV index of 3 in October translates into the following instructions:
Exercise prevention - Warding off sunburn is urged. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.
[Resources]

Frequently asked questions

What are October temperatures in Fort Thompson?

The average high-temperature and low-temperature during October are 58.6°F (14.8°C) and 42.4°F (5.8°C) respectively. 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 computed to be 89.6°F (32°C).

What is the average humidity in October in Fort Thompson?

In Fort Thompson, South Dakota, the average relative humidity in October is 62%.

How much does it rain in Fort Thompson in October?

In Fort Thompson, South Dakota, during October, the rain falls for 7.8 days and regularly aggregates up to 1.14" (29mm) of precipitation.

When does it start to snow in Fort Thompson?

October is the first month it typically snows in Fort Thompson. Throughout October, in the average 1.6 snowfall days, it receives 0.59" (15mm) of snow.

What is the average length of the day in October in Fort Thompson?

In Fort Thompson, the average day length in October is 10h and 59min.

What time are sunrise and sunset in October in Fort Thompson?

On the first day of October in Fort Thompson, South Dakota, sunrise is at 7:36 am and sunset at 7:17 pm. On the last day of the month, sunrise is at 8:14 am and sunset at 6:28 pm CDT.

How long on average sun shines in October in Fort Thompson?

In October, the average sunshine duration is 6.8h.

What is the UV index intensity in October in Fort Thompson?

In October, the average daily maximum UV index in Fort Thompson is 3. A UV Index estimate of 3 to 5 represents a moderate vulnerability 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
Fort Thompson, SD

Average temperature in October - Fort Thompson, SD
  • Average high temperature in October: 58.6°F

The warmest month (with the highest average high temperature) is July (88°F).
The month with the lowest average high temperature is January (26.1°F).

  • Average low temperature in October: 42.4°F

The month with the highest average low temperature is July (66.2°F).
The coldest month (with the lowest average low temperature) is January (12.6°F).

[Resources]

Average pressure in October
Fort Thompson, SD

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

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

[Resources]

Average wind speed in October
Fort Thompson, SD

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

The windiest month (with the highest average wind speed) is April (11.3mph).
The calmest month (with the lowest average wind speed) is August (9.1mph).

[Resources]

Average humidity in October
Fort Thompson, SD

Average humidity in October - Fort Thompson, SD
  • Average humidity in October: 62%

The month with the highest relative humidity is January (86%).
The month with the lowest relative humidity is September (58%).

[Resources]

Average rainfall in October
Fort Thompson, SD

Average rainfall in October - Fort Thompson, SD
  • Average rainfall in October: 1.14"

The wettest month (with the highest rainfall) is June (3.03").
The driest month (with the least rainfall) is November (0.55").

[Resources]

Average rainfall days in October
Fort Thompson, SD

Average rainfall days in October - Fort Thompson, SD
  • Average rainfall days in October: 7.8 days

The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is February (3.3 days).

[Resources]

Average snowfall in October
Fort Thompson, SD

Average snowfall in October - Fort Thompson, SD
  • Average snowfall in October: 0.59"

The month with the highest snowfall is February (3.66").
The months with the least snowfall are May, June, July, August and September (0").

[Resources]

Average snowfall days in October
Fort Thompson, SD

Average snowfall days in October - Fort Thompson, SD
  • Average snowfall days in October: 1.6 days

The months with the highest number of snowfall days are January and February (11.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

[Resources]

Average daylight in October /
Average sunshine in October
Fort Thompson, SD

Average daylight in October / Average sunshine in October - Fort Thompson, 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: 8h and 54min).

  • Average sunshine in October: 6h and 5min

The month with the most sunshine is July (Average sunshine: 11h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).

[Resources]

Average sunshine days in October
Fort Thompson, SD

Average sunshine days in October - Fort Thompson, SD
  • Average sunshine days in October: 19.9 days

The month with the most sunshine days is November (20.7 days).
The month with the least sunshine days is April (11.8 days).

[Resources]

Average UV index in October
Fort Thompson, SD

Average UV index in October - Fort Thompson, SD
  • Average UV index in October: 3

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

[Resources]

Average cloud cover in October
Fort Thompson, SD

Average cloud cover in October - Fort Thompson, SD
  • Average cloud cover in October: 30

The month with the most cloud cover is January (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 20).

[Resources]

Average visibility in October
Fort Thompson, SD

Average visibility in October - Fort Thompson, 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).

[Resources]

Fort Thompson, South Dakota, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location