Best time to go to Sioux Falls Average weather of Sioux Falls, United States

When is the best time to go to Sioux Falls?

When is the best time to go to Sioux Falls? Here's some information to help you in your decision:

The best months for good weather in Sioux Falls are May, June, July, August and September
On average, the warmest months are June, July and August
The coldest months are January and February
June is the rainiest month

Annual weather in Sioux Falls

For full information about the climate and weather in Sioux Falls a specific month, click on the corresponding line below:

Month			Our opinion
January	14°F/25°F	1.5in	very bad weather	Sioux Falls in january
February	16°F/27°F	1.5in	very bad weather	Sioux Falls in february
March	31°F/45°F	2.7in	very bad weather	Sioux Falls in march
April	40°F/56°F	4.3in	very bad weather	Sioux Falls in april
May	52°F/68°F	5.7in	good weather	Sioux Falls in may
June	63°F/79°F	7.3in	good weather	Sioux Falls in june
July	65°F/85°F	4.4in	good weather	Sioux Falls in july
August	61°F/83°F	4.8in	good weather	Sioux Falls in august
September	56°F/76°F	3.7in	good weather	Sioux Falls in september
October	43°F/59°F	3.4in	tolerable weather	Sioux Falls in october
November	32°F/45°F	1.5in	very bad weather	Sioux Falls in november
December	20°F/29°F	1.9in	very bad weather	Sioux Falls in december

Weather and climate in Sioux Falls

Sioux Falls enjoys a hot-summer humid continental climate (without dry season) in accordance with the Köppen-Geiger classification. The yearly average maximum temperature in Sioux Falls is 56°F (ranging from 25°F in january to 85°F in july). Annual rainfall is 42.4in, with a minimum of 1.5in in november and a maximum of 7.3in in june.

Between january and april the climate is the worst possible. the thermometer goes up to 56°F°C and it rains about 22% of the time in april.
In may the climate is good. The temperature rises to 68°F and, in may, 9 days of rain are expected.
In june the climate is okay. the thermometer goes up to 79°F°C and it rains about 32% of the time in june.
From july to september the climate is favorable. It is for example 76°F as maximum temperature in september and it rains about 16% of the time in september.
In the month of october the climate is just OK. The temperature rises to 59°F and it rains in october about 3.4in.
Between the months of november and december the climate is the worst possible. It is for example 29°F as maximum temperature in december and it rains about 1.9in each month.

Charts: temperature and rainfall in Sioux Falls

In the charts below, you can see the following seasonal norms for the city of Sioux Falls: the minimum and maximum outdoor temperature, the risk and amount of monthly rainfall, daily average sunshine, and relative humidity for each month of the year.

Outside temperature

Precipitation (rainfall)

Daily sunshine hours

Humidity

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