June weather forecast
Sioux City, IA

Panorama of the vast Sioux City, Iowa
Panorama of the vast Sioux City, Iowa

Weather in June

June, the first month of the summer in Sioux City, is a warm month, with an average temperature fluctuating between 80.1°F (26.7°C) and 62.6°F (17°C).

Temperature

In June, the average high-temperature increases from an agreeable 70°F (21.1°C) in May to a warm 80.1°F (26.7°C). In Sioux City, the average low-temperature is 62.6°F (17°C).

Humidity

In June, the average relative humidity in Sioux City is 75%.

Rainfall

The month with the most rainfall is June, when the rain falls for 14.6 days and typically aggregates up to 1.85" (47mm) of precipitation.

Snowfall

May through September are months without snowfall in Sioux City.

Daylight

The month with the longest days is June, with an average of 15h and 15min of daylight.
On the first day of June, sunrise is at 5:50 am and sunset at 8:56 pm. On the last day of the month, sunrise is at 5:51 am and sunset at 9:06 pm CDT.

Sunshine

In June, the average sunshine in Sioux City is 10.1h.

UV index

June and July, with an average maximum UV index of 6, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for the ordinary person.
Note: The average daily UV index of 6 in June transform into the following instructions:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
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FAQ

What is the temperature in June in Sioux City?

The average high-temperature, in June, is 80.1°F (26.7°C), while the average low-temperature is 62.6°F (17°C).

What is the average humidity in June in Sioux City?

In June, the average relative humidity in Sioux City, Iowa, is 75%.

What is the rainiest month in Sioux City?

The month with the most rainfall in Sioux City, Iowa, is June, when the rain falls for 14.6 days and typically aggregates up to 1.85" (47mm) of precipitation.

How much does it rain in Sioux City in June?

In June, in Sioux City, Iowa, the rain falls for 14.6 days. Throughout June, 1.85" (47mm) of precipitation is accumulated.

When it does not snow in Sioux City?

May through September are months without snowfall in Sioux City, Iowa.

When are the longest days in Sioux City?

With an average of 15h and 15min of daylight, June has the longest days of the year.

What is the average length of the day in June in Sioux City?

The average day length in June in Sioux City is 15h and 15min.

What time are sunrise and sunset in June in Sioux City?

In June, on the first day of the month, sunrise is at 5:50 am and sunset at 8:56 pm. On the last day of the month, in Sioux City, Iowa, sunrise is at 5:51 am and sunset at 9:06 pm CDT.

How many hours of sunshine does Sioux City have in June?

In Sioux City, the average sunshine duration in June is 10.1h.

When is the highest UV index in Sioux City?

The months with the highest UV index are June and July, with an average maximum UV index of 6.

What is the UV index intensity in June in Sioux City?

In Sioux City, the average daily maximum UV index in June is 6. A UV Index estimate of 6 to 7 represents a high health risk from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in June
Sioux City, IA

Average temperature in June - Sioux City, IA
  • Average high temperature in June: 80.1°F

The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (27°F).

  • Average low temperature in June: 62.6°F

The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (13.5°F).

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Average pressure in June
Sioux City, IA

Average pressure in June - Sioux City, IA
  • Average pressure in June: 29.86"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).

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Average wind speed in June
Sioux City, IA

Average wind speed in June - Sioux City, IA
  • Average wind speed in June: 8.7mph

The windiest month (with the highest average wind speed) is April (11mph).
The calmest month (with the lowest average wind speed) is July (7.5mph).

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Average humidity in June
Sioux City, IA

Average humidity in June - Sioux City, IA
  • Average humidity in June: 75%

The month with the highest relative humidity is January (83%).
The month with the lowest relative humidity is October (65%).

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Average rainfall in June
Sioux City, IA

Average rainfall in June - Sioux City, IA
  • Average rainfall in June: 1.85"

The wettest month (with the highest rainfall) is June (1.85").
The driest months (with the least rainfall) are January and February (0.39").

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Average rainfall days in June
Sioux City, IA

Average rainfall days in June - Sioux City, IA
  • Average rainfall days in June: 14.6 days

The month with the highest number of rainy days is June (14.6 days).
The month with the least rainy days is January (2.6 days).

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Average snowfall in June
Sioux City, IA

Average snowfall in June - Sioux City, IA
  • Average snowfall in June: 0"

The month with the highest snowfall is January (1.77").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in June
Sioux City, IA

Average snowfall days in June - Sioux City, IA
  • Average snowfall days in June: 0 days

The month with the highest number of snowfall days is January (8.2 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in June /
Average sunshine in June
Sioux City, IA

Average daylight in June / Average sunshine in June - Sioux City, IA
  • Average daylight in June: 15h and 15min

The month with the longest days is June (Average daylight: 15h and 15min).
The month with the shortest days is December (Average daylight: 9h and 8min).

  • Average sunshine in June: 10h and 6min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 4h and 30min).

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Average sunshine days in June
Sioux City, IA

Average sunshine days in June - Sioux City, IA
  • Average sunshine days in June: 13.1 days

The month with the most sunshine days is January (22.6 days).
The month with the least sunshine days is June (13.1 days).

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Average UV index in June
Sioux City, IA

Average UV index in June - Sioux City, IA
  • Average UV index in June: 6

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

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Average cloud cover in June
Sioux City, IA

Average cloud cover in June - Sioux City, IA
  • Average cloud cover in June: 31

The month with the most cloud cover is January (Cloud cover 51).
The month with the least cloud cover is July (Cloud cover 25).

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Average visibility in June
Sioux City, IA

Average visibility in June - Sioux City, IA
  • Average visibility in June: 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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