October weather forecast
Britton, SD

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Weather in October

October, like September, in Britton, South Dakota, is a cool autumn month, with an average temperature fluctuating between 39.6°F (4.2°C) and 54.7°F (12.6°C).

Temperature

With the onset of October, Britton's average high-temperature witnesses a clear drop, receding from September's agreeable 72.7°F (22.6°C) to a cool 54.7°F (12.6°C). An average minimum temperature of 39.6°F (4.2°C) marks the month of October.

Humidity

The average relative humidity in October is 66%.

Rainfall

In Britton, in October, it is raining for 9.3 days, with typically 2.09" (53mm) of accumulated precipitation. In Britton, during the entire year, the rain falls for 109.5 days and collects up to 20.39" (518mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. October is the first month it typically snows. Throughout October, in the average 1.7 snowfall days, it receives 0.71" (18mm) of snow. In Britton, South Dakota, during the entire year, snow falls for 68.5 days and aggregates up to 22.83" (580mm) of snow.

Daylight

In Britton, the average length of the day in October is 10h and 55min.
On the first day of October, sunrise is at 7:30 am and sunset at 7:10 pm. On the last day of the month, sunrise is at 8:10 am and sunset at 6:18 pm CDT.

Sunshine

In October, the average sunshine is 6.2h.

UV index

The average daily maximum UV index in October is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for average individuals.
Note: A maximum high UV index of 2 in October translates into the following recommendations:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
Updated: Jul 22, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in October?

In October, in Britton, the average high-temperature is 54.7°F (12.6°C), and the average low-temperature is 39.6°F (4.2°C). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which calculates the temperature value influenced by the moisture in the air, in August is evaluated at 84.2°F (29°C).

What is the average humidity in October?

In Britton, the average relative humidity in October is 66%.

How much does it rain in October?

In Britton, during October, the rain falls for 9.3 days and regularly aggregates up to 2.09" (53mm) of precipitation.

When does it start snowing?

October is the first month it typically snows. Throughout October, in the average 1.7 snowfall days, it receives 0.71" (18mm) of snow.

How many hours of daylight does Britton have in October?

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

When are sunrise and sunset in October?

On the first day of October, sunrise is at 7:30 am and sunset at 7:10 pm. On the last day of the month, sunrise is at 8:10 am and sunset at 6:18 pm CDT.

How many hours of sunshine does Britton have in October?

In Britton, the average sunshine duration in October is 6.2h.

How high is the UV index in October?

The average daily maximum UV index in October in Britton is 2. A UV Index reading of 2, and below, represents a low health threat 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
Britton, SD

Average temperature in October - Britton, SD
  • Average high temperature in October: 54.7°F

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (19°F).

  • Average low temperature in October: 39.6°F

The month with the highest average low temperature is July (61.9°F).
The coldest month (with the lowest average low temperature) is January (5.4°F).

Average pressure in October
Britton, SD

Average pressure in October - Britton, SD
  • Average pressure in October: 29.97"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).

Average wind speed in October
Britton, SD

Average wind speed in October - Britton, SD
  • Average wind speed in October: 10.8mph

The windiest month (with the highest average wind speed) is October (10.8mph).
The calmest month (with the lowest average wind speed) is July (8.1mph).

Average humidity in October
Britton, SD

Average humidity in October - Britton, SD
  • Average humidity in October: 66%

The month with the highest relative humidity is January (90%).
The months with the lowest relative humidity are August and September (62%).

Average rainfall in October
Britton, SD

Average rainfall in October - Britton, SD
  • Average rainfall in October: 2.09"

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

Average rainfall days in October
Britton, SD

Average rainfall days in October - Britton, SD
  • Average rainfall days in October: 9.3 days

The month with the highest number of rainy days is June (16.8 days).
The month with the least rainy days is February (2.4 days).

Average snowfall in October
Britton, SD

Average snowfall in October - Britton, SD
  • Average snowfall in October: 0.71"

The month with the highest snowfall is December (4.61").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in October
Britton, SD

Average snowfall days in October - Britton, SD
  • Average snowfall days in October: 1.7 days

The month with the highest number of snowfall days is January (15.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in October /
Average sunshine in October
Britton, SD

Average daylight in October / Average sunshine in October - Britton, 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 1min

The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

Average sunshine days in October
Britton, SD

Average sunshine days in October - Britton, SD
  • Average sunshine days in October: 17.9 days

The month with the most sunshine days is November (19.8 days).
The month with the least sunshine days is June (10.3 days).

Average UV index in October
Britton, SD

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

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January and November (UV index 1).

Average cloud cover in October
Britton, SD

Average cloud cover in October - Britton, SD
  • Average cloud cover in October: 36

The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 23).

Average visibility in October
Britton, SD

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

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

Britton, South Dakota, USA

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