Weather Averages for Ashkum, IL

7-day Forecast / 10-day Forecast

Latitude: 40°46'N, Longitude: 87°46'W, Elevation: 620.0 ft, Distance: 13.86 mi Ashkum, IL Averages »

	Unit	Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Average temperature over 30 years	°F	49	21	24	37	49	60	70	73	70	64	52	39	27
Average high temperature over 30 years	°F	59	29	34	46	60	71	82	84	82	76	64	49	35
Average low temperature over 30 years	°F	38	12	15	28	38	48	58	62	59	52	40	30	19
Highest recorded temperature over 101 years	°F	105	68	71	86	89	98	104	105	105	100	95	80	69
Lowest recorded temperature over 101 years	°F	-27	-20	-27	-13	3	26	35	42	37	26	17	-9	-25
Average number of days above 90°F over 30 years	days	16	-	-	-	-	0.7	4	5.8	4.1	1.8	0.1	-	-
Average precipitation over 30 years	in	39.4	1.6	1.7	3.4	4.1	4.1	4.1	4.2	3.5	3.7	2.9	3.3	2.9
Average number of days below 32°F over 30 years	days	86	19	17	14	5.1	0.5	-	-	-	0.2	3.8	11	16
Average number of days below 0°F over 30 years	days	7.1	3.1	2.5	0.1	-	-	-	-	-	-	-	-	1.3
Average snowfall over 30 years	in	20.5	6.3	5.4	2.4	0.9	-	-	-	-	-	-	1.3	5.0
Most rain reported in a day over 101 years	in	7.2	2.2	2.3	4.4	4.9	4.8	3.6	6.7	3.8	7.2	2.8	3.9	2.6
Most rain reported in a month over 101 years	in	60.7	7.0	5.3	8.2	11.1	10.0	9.8	12.5	9.5	11.6	8.8	7.4	7.6
Least rain reported in a month over 101 years	in	23.1	0.2	-	0.3	0.2	0.3	0.1	0.5	0.5	0.1	0.2	0.1	0.1
Heating degree days over 30 years	days	6303	1324	1090	823	460	192	26	6	15	102	391	717	1157
Cooling degree days over 30 years	days	846	-	-	1	8	58	189	273	202	100	15	-	-
Most snow reported in a month over 101 years	in	36.6	19.6	15.2	12.0	14.5	0.2	-	-	-	-	0.4	9.7	20.0

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