Weather Averages for Sioux City, IA

Weather Averages for
Sioux City, IA

Latitude: 42°24'N, Longitude: 96°23'W, Elevation: 1103.0 ft, Distance: 6.55 mi

	Unit	Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Average temperature over 48 years	°F	48	17	24	35	50	62	71	75	73	64	51	36	23
Average high temperature over 48 years	°F	59	28	33	44	62	73	82	86	84	75	64	46	32
Average low temperature over 48 years	°F	37	8	14	24	37	50	60	64	62	51	39	26	14
Highest recorded temperature over 48 years	°F	107	69	71	91	96	102	107	107	104	102	93	80	68
Lowest recorded temperature over 48 years	°F	-25	-25	-25	-22	-2	24	39	42	37	24	12	-9	-23
Average number of rainy days over 53 years	days	99	7	7	9	10	11	11	9	9	8	6	6	7
Average number of days above 90°F over 48 years	days	28	-	-	-	-	1	6	10	7	2	-	-	-
Average precipitation over 48 years	in	25.8	0.6	0.8	1.8	2.4	3.5	3.8	3.4	3.1	2.6	1.9	1.1	0.7
Average dew point over 48 years	°F	37	10	16	24	35	46	57	62	62	51	39	26	16
Most recorded rainfall over 48 years	in	35.0	2.4	2.7	5.9	6.7	8.5	8.8	10.3	7.8	9.7	5.3	4.1	2.2
Least recorded rainfall over 48 years	in	14.3	0.1	0.1	-	0.5	0.6	0.5	0.4	0.1	0.1	-	-	0.1
Average number of days with thunderstorms over 48 years	days	41	-	-	1	3	7	8	8	7	5	2	-	-
Average number of days with fog over 48 years	days	98	9	9	10	7	7	5	6	10	8	7	9	11
Average morning relative humidity over 48 years	%	82	78	79	81	78	80	82	86	88	86	81	81	81
Average evening relative humidity over 48 years	%	54	64	62	58	46	48	50	53	54	50	46	56	65
Average wind speed over 48 years	mph	12.0	14.0	14.0	14.0	16.0	11.0	12.0	11.0	9.0	9.0	10.0	16.0	14.0
Average number of days below 32°F over 48 years	days	151	31	27	24	9	1	-	-	-	-	7	23	30
Average snowfall over 53 years	in	31.8	6.3	5.8	7.5	1.5	0.1	-	-	-	-	0.7	3.9	6.0
Average number of days above 65°F over 48 years	days	175	-	-	3	12	24	29	31	31	26	16	3	-
Average number of clear days over 53 years	days	105	8	7	6	7	7	8	11	12	12	12	7	8
Heating degree days over 30 years	days	6893	1466	1159	905	444	171	19	-	12	103	417	858	1339
Cooling degree days over 30 years	days	907	-	-	-	-	65	193	332	254	55	8	-	-
Average possibility of sunshine over 53 years	%	61	57	56	57	59	62	67	73	70	66	63	51	50
Average number of cloudy days over 53 years	days	157	15	14	17	14	15	11	8	8	11	11	16	16
Average number of partly cloudy days over 53 years	days	104	8	7	8	9	9	11	12	11	7	8	7	7
Average number of days below 5°F over 48 years	days	32	13	8	2	-	-	-	-	-	-	-	1	8

Check weather averages for nearby locations (some locations might offer more data):

Latitude: 42°24'N, Longitude: 96°22'W, Elevation: 1095.0 ft, Distance: 6.70 mi

Latitude: 42°46'N, Longitude: 96°10'W, Elevation: 1195.0 ft, Distance: 22.22 mi

Latitude: 42°9'N, Longitude: 96°30'W, Elevation: 1216.0 ft, Distance: 24.33 mi

Latitude: 42°16'N, Longitude: 96°52'W, Elevation: 1410.0 ft, Distance: 28.60 mi

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Weather Averages Sioux City, IA