Weather Averages for Knoxville, IA

7-day Forecast / 10-day Forecast

Latitude: 41°19'N, Longitude: 93°7'W, Elevation: 920.0 ft, Distance: 1.38 mi Knoxville, IA Averages »

	Unit	Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Average temperature over 30 years	°F	50	20	25	37	51	62	71	75	73	64	53	39	25
Average high temperature over 30 years	°F	60	29	35	47	62	73	82	86	84	75	64	48	33
Average low temperature over 30 years	°F	39	11	16	27	39	51	60	65	62	53	42	29	16
Highest recorded temperature over 101 years	°F	114	69	78	89	91	105	105	113	114	104	96	82	69
Lowest recorded temperature over 101 years	°F	-29	-29	-29	-18	8	24	36	44	39	26	17	-5	-23
Average number of days above 90°F over 30 years	days	24	-	-	-	0.1	0.6	4.6	9.4	7	2.5	0.1	-	-
Average precipitation over 30 years	in	34.2	0.9	1.0	2.1	3.9	3.9	4.1	4.2	4.1	3.9	2.7	1.9	1.3
Average number of days below 32°F over 30 years	days	107	24	19	17	5.4	0.3	-	-	-	0.2	3.3	15	23
Average number of days below 0°F over 30 years	days	11	5.3	2.6	0.3	-	-	-	-	-	-	-	0.2	2.7
Average snowfall over 30 years	in	20.4	6.0	5.9	2.6	1.0	-	-	-	-	-	0.1	1.4	6.3
Most rain reported in a day over 101 years	in	6.1	2.4	2.0	1.9	4.0	3.0	4.4	4.4	3.8	5.6	3.4	6.1	1.7
Most rain reported in a month over 101 years	in	53.1	3.7	4.0	5.5	10.5	10.7	12.8	13.6	10.7	14.3	8.2	8.7	3.5
Least rain reported in a month over 101 years	in	18.9	-	-	-	0.5	0.6	0.3	0.2	0.5	0.4	-	-	-
Heating degree days over 30 years	days	6211	1353	1082	818	407	137	14	2	7	92	346	744	1209
Cooling degree days over 30 years	days	1076	-	-	1	14	75	218	359	280	112	17	-	-
Most snow reported in a month over 101 years	in	52.4	19.5	21.0	27.1	15.0	1.0	-	-	-	-	1.5	9.5	25.0

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