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Sioux City June Weather

Averages and records for weather in Sioux City, Iowa in the month of June.

Typical Sioux City June Weather 1991–2020
Average daily high	82.6 °F
Average daily low	59.8 °F
Average monthly precipitation	4.3 inches
Average monthly snow	none
Daily chance of precipitation	39.0%
Daily chance of snow	0%

Sioux City June Weather Records 1948–2024
Highest temperature	108 °F	June 21, 1988
Lowest temperature	39 °F	June 13, 2014
Highest daily low	79 °F	June 21, 2013
Lowest daily high	50 °F	June 3, 1998
Hottest average high temperature	90.1 °F	1988
Coldest average high temperature	75.3 °F	1951
Most daily precipitation	5.1 inches	June 14, 2014
Most monthly precipitation	16.7 inches	2014
Most daily snow	none	-
Most monthly snow	none	-

Note: Daily averages are a moving average which includes 14 days before and after

Day	Average (°F)		Record (°F)
Day	High	Low	High	Low
June 1	78.3	55.4	97	40
June 2	78.6	55.7	99	41
June 3	78.9	56.1	95	40
June 4	79.3	56.5	96	40
June 5	79.6	56.8	94	45
June 6	79.9	57.1	100	39
June 7	80.2	57.3	99	43
June 8	80.6	57.6	103	40
June 9	80.9	58.0	100	42
June 10	81.3	58.3	98	46
June 11	81.5	58.6	98	47
June 12	81.8	58.9	99	45
June 13	82.0	59.2	101	39
June 14	82.2	59.4	99	46
June 15	82.5	59.7	101	41
June 16	82.7	59.9	99	43
June 17	83.0	60.1	98	45
June 18	83.2	60.4	105	48
June 19	83.4	60.6	103	43
June 20	83.5	60.8	102	47
June 21	83.5	61.0	108	45
June 22	83.7	61.2	99	47
June 23	83.9	61.3	99	49
June 24	84.0	61.5	104	44
June 25	84.1	61.7	98	43
June 26	84.2	61.9	100	49
June 27	84.4	62.0	97	46
June 28	84.5	62.3	103	47
June 29	84.6	62.4	100	49
June 30	84.7	62.4	104	50

Weather Station Details

Years	Station	Coordinates
1948–2024	Sioux City Gateway Airport	location