As of 04:45 CDT

Sioux City, IA weather in July

71°

Sioux City, Sunday, 9 August, 04:45

Clear. Feels like 71°. High 91°, low 71°.

Pressure29.80 inHg

Wind1 mph S

Humidity71%

Visibility6.2 mi

Dew point61°

See detailed hourly forecast

In July, Sioux City, IA averages a high of 84.6° and a low of 67.2°. About 3.1 inches of precipitation fall over the month (9 wet days). The record high is 102.6° (1995) and the record low 45.5° (1967). Normals are computed over the last 60 years.

Day	High	Low	Chance of precip.	Record high	Record low
1	82.6°	64.6°	25%	92.3° (1974)	51.1° (1995)
2	82.8°	65.7°	22%	96.3° (1974)	52.9° (1968)
3	84°	66.4°	32%	100.2° (1990)	48.7° (1967)
4	83.7°	66.9°	23%	97.2° (2022)	45.5° (1967)
5	84.4°	66.6°	32%	97.2° (1977)	48.7° (1972)
6	84.2°	66.6°	33%	97.7° (2012)	54.5° (2023)
7	84.6°	67.1°	32%	99° (1985)	53.4° (2004)
8	84.6°	67.6°	32%	97.9° (1989)	50.5° (2023)
9	84.6°	66.7°	28%	101.8° (1976)	53.2° (2023)
10	84.6°	67.3°	32%	99.9° (1976)	51.3° (1996)
11	84.4°	67.6°	40%	99.5° (1980)	54.3° (1999)
12	84.6°	67.3°	23%	102.6° (1995)	54.1° (1993)
13	85.6°	67.5°	20%	102.4° (1995)	54.3° (1975)
14	85.5°	67.8°	32%	96.6° (1980)	49.3° (1967)
15	84.6°	66.9°	28%	95.4° (2006)	53.8° (2014)
16	85.5°	67.3°	22%	97.2° (2006)	55.2° (2014)
17	86.5°	68.9°	22%	98.8° (1974)	53.4° (2014)
18	86.4°	69.1°	32%	100.4° (1974)	53.2° (2009)
19	86.4°	69.4°	25%	102.4° (2006)	53.6° (2009)
20	84.7°	68.4°	35%	99.7° (2002)	53.2° (1970)
21	84.2°	67.8°	32%	98.8° (1974)	53.6° (2000)
22	84°	67.5°	35%	100.2° (2012)	57.2° (2009)
23	84.9°	66.9°	35%	100.8° (2012)	53.6° (1978)
24	84.7°	67.6°	30%	99° (2012)	57.6° (1971)
25	85.1°	68.2°	25%	96.1° (2012)	54.7° (2004)
26	84.4°	67.3°	35%	95.9° (2023)	50° (1962)
27	84.2°	67.3°	32%	98.6° (2023)	53.6° (2005)
28	84°	66.7°	30%	97.3° (1995)	50.7° (2013)
29	83.7°	65.8°	27%	98.8° (2006)	54° (1971)
30	84°	66.9°	25%	99.9° (2006)	47.1° (1971)
31	84.2°	66.2°	18%	100.9° (2006)	52.5° (1992)