Sioux City, IA weather and climate in 2024
Day
0 °C
Night
-10 °C
Sea
0 °C
Precipitation
21 mm
in month
Rainy days
5 days
in month
Daylight
9 hours
average
Sunshine
4 hours
average
Humidity
76 %
Day
0 °C
Night
-10 °C
Sea
0 °C
Precipitation
21 mm
in month
Rainy days
5 days
in month
Daylight
9 hours
average
Sunshine
4 hours
average
Humidity
76 %
Overview: Sioux City, IA
Weather charts for Sioux City, IA
We make the most from 40 years of historical weather data to predict the best weather conditions.
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Weather overview for Sioux City, IA
Weather overview
Sioux City, IA (United States of America) is a place with a mild continental climate. The day temperatures range from -1 °C (30 °F) in January to 30 °C (86 °F) in July. Temperatures during the night go from -12 °C (11 °F) in January to 18 °C (64 °F) in July. The driest month is January with just 4 days of rain, on the contrary, the month when it rains the most is June with 12 days of rain.
January weather
The day temperature reaches its minimum, its value is -1 °C (30 °F) in Sioux City, IA, and the minimum of the night temperature can be noticed as well, with its value of -12 °C (11 °F). The rainfall amount reaches its minimum, the value of this measure is 16 mm (0.61 in), and the minimum of the number of rainy days is observable too, with its value being 4 days. The dry season continues. The beginning of the rise of the number of sun hours (without clouds) could be noticed, with its value being 5 hours.
February weather
The beginning of the rise of the day temperature could be noticed, its value is 2 °C (35 °F) in Sioux City, IA, and the night temperature rise's start could be observed too in this month. The dry season is close to its peak. The number of sun hours (without clouds) rises similarly to the previous month, with its value being 6 hours.
March weather
The beginning of the rise of the number of rainy days could be noticed, with its value being 7 days in Sioux City, IA, and the rainfall amount rise's start could be observed too, its value is 46 mm (1.81 in). The day temperature continues to rise, its value is 9 °C (48 °F), and the rise of the night temperature can be observed as well, its value is -3 °C (26 °F). The number of sun hours (without clouds) rises similarly to the previous month, with its value of 7 hours.
April weather
The day temperature rises similarly to the previous month in Sioux City, IA, and the night temperature rises similarly to the previous month as well, with its value of 3 °C (37 °F). The rainfall amount rises similarly to the previous month, its value is 75 mm (2.94 in), and the rise of the number of rainy days can be observed too, with its value of 10 days. The minimum of the humidity can be noticed, with its value being 62 %. The rise of the number of sun hours (without clouds) can be observed, the value of this measure is 8 hours.
May weather
The tourist season slowly starts in May in Sioux City, IA. The day temperature continues to rise, its value is 23 °C (73 °F), and the rise of the night temperature can be observed as well, with its value of 9 °C (49 °F). The rainfall amount rises similarly to the previous month, the value of this measure is 94 mm (3.68 in), and the number of rainy days continues to rise as well, its value is 12 days. The number of sun hours (without clouds) rises similarly to the previous month, its value is 9 hours.
June weather
The rise of the day temperature can be observed, its value is 28 °C (82 °F) in Sioux City, IA, and the night temperature rises similarly to the previous month as well, with its value being 15 °C (59 °F). There is pending tourist season. The maximum of the rainfall amount is observable, and the maximum of the number of rainy days is observable too, with its value being 12 days. The number of sun hours (without clouds) rises similarly to the previous month, the value of this measure is 10 hours.
July weather
The maximum of the day temperature can be noticed, its value is 30 °C (86 °F) in Sioux City, IA, and the maximum of the night temperature can be noticed too, with its value being 18 °C (64 °F). There is pending tourist season. The beginning of the descent of the rainfall amount could be noticed, with its value of 87 mm (3.44 in), and the number of rainy days starts to descent too. The number of sun hours (without clouds) reaches its maximum, with its value being 11 hours.
August weather
The day temperature starts to descent in Sioux City, IA, and the beginning of the descent of the night temperature could be noticed too, the value of this measure is 17 °C (62 °F). The tourist season is close to its peak. The rainfall amount descents similarly to the previous month. The beginning of the descent of the number of sun hours (without clouds) could be noticed, its value is 9 hours. The minimum of the wind speed is observable in August.
September weather
The day temperature descents similarly to the previous month, the value of this measure is 25 °C (77 °F) in Sioux City, IA, and the night temperature continues to descent as well, its value is 11 °C (51 °F). The beginning of the descent of the number of rainy days could be noticed, with its value of 9 days. The tourist season is taking place. The descent of the number of sun hours (without clouds) can be observed, with its value of 8 hours.
October weather
The day temperature continues to descent, with its value of 18 °C (64 °F) in Sioux City, IA, and the descent of the night temperature can be observed too, the value of this measure is 4 °C (39 °F). The rainfall amount starts to descent, with its value being 56 mm (2.20 in), while the descent of the number of rainy days can be observed, with its value of 7 days. The number of sun hours (without clouds) continues to descent, the value of this measure is 7 hours.
November weather
The descent of the number of rainy days can be observed, its value is 6 days in Sioux City, IA, and the rainfall amount continues to descent as well, with its value of 32 mm (1.27 in). The day temperature continues to descent, with its value of 8 °C (46 °F), and the night temperature descents similarly to the previous month as well, with its value being -3 °C (26 °F). The dry season slowly starts. The number of sun hours (without clouds) descents similarly to the previous month, with its value of 5 hours.
December weather
The day temperature continues to descent, with its value of 0 °C (32 °F) in Sioux City, IA, and the descent of the night temperature can be observed as well, the value of this measure is -10 °C (14 °F). The descent of the rainfall amount can be observed, the value of this measure is 21 mm (0.84 in). The dry season is close to its peak. The minimum of the number of sun hours (without clouds) can be noticed, its value is 4 hours. The humidity reaches its maximum, its value is 76 %.
FAQs
How humid is Sioux City, IA in March?
Humidity in Sioux City, IA in March is 70 %.
What is the night temperature in Sioux City, IA in April?
The average night temperature in Sioux City, IA in April is 3 °C (37 °F). The nights will be cool, layers of clothes will be needed for evening and morning walks, the hotel should be equipped with heating. This value is 6 °C (43 °F) higher than last month.
How many rainy days can I expect in Sioux City, IA in May?
In May in Sioux City, IA, we can expect 12 days to be rainy, that is, days when precipitation exceeds 2 mm (0.08 in). Converted to days of the week, this means that it will occur on an average of 2.7 days of the week, or in general - 39 % days. That's 2 days more than in the previous month. This means that the value difference is 18 %.
Is June a good month to visit Sioux City, IA?
June is a good month to visit Sioux City, IA. The daily temperatures in this month reach pleasant 28 °C (82 °F). The temperature of 15 °C (59 °F) at night may make it better to dine inside or to put on more clothes for a dinner outside.
What temperature can I expect during the day in July in Sioux City, IA?
The average daily temperature in Sioux City, IA in July is 30 °C (86 °F). The great temperature for lying by the sea or pool and sunbathing, everywhere else you will probably be a bit hot. Don't forget to drink during the day, in these temperatures you should hydrate yourself a lot.
Is it hot in August in Sioux City, IA?
In Sioux City, IA in August, you will enjoy nice warm weather, but it will also be pleasant and you probably won't feel hot.
Is September part of the wet season in Sioux City, IA?
No, there is no wet season in Sioux City, IA in September - you can expect 9 days of rain during the month.
How many sunny hours can I expect in October in Sioux City, IA?
In October in Sioux City, IA, you can expect around 7 hours of sunshine.
How windy is it in Sioux City, IA in November?
In Sioux City, IA in November, there will be an average wind scale of 5.
Is there a dry season in December in Sioux City, IA?
Yes, there is a dry season in Sioux City, IA in December with just 5 days during the month being rainy.
We make the most from 40 years of historical weather data to predict the best weather conditions.
Deciding on where to go for a holiday is hard sometimes. Get inspired by the most popular destinations.
We aggregate data from combining multiple weather sources to ensure accuracy of the highest order.