Cairo, Illinois
Climate

Cairo, Illinois

Section Title: Climate
Table Section Text: None

Climate data for Cairo, Illinois

Month	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Year

Record high °F (°C)	75 (24)	77 (25)	85 (29)	94 (34)	98 (37)	106 (41)	108 (42)	103 (39)	103 (39)	92 (33)	82 (28)	79 (26)	108 (42)

Average high °F (°C)	42.7 (5.9)	47.9 (8.8)	58.5 (14.7)	69.6 (20.9)	78.1 (25.6)	86.2 (30.1)	89.0 (31.7)	88.1 (31.2)	81.3 (27.4)	70.3 (21.3)	57.9 (14.4)	45.6 (7.6)	67.9 (19.9)

Daily mean °F (°C)	34.0 (1.1)	38.5 (3.6)	47.7 (8.7)	58.0 (14.4)	67.5 (19.7)	75.6 (24.2)	78.9 (26.1)	77.5 (25.3)	69.9 (21.1)	58.8 (14.9)	48.1 (8.9)	37.3 (2.9)	57.6 (14.2)

Average low °F (°C)	25.2 (−3.8)	29.1 (−1.6)	36.9 (2.7)	46.4 (8.0)	56.9 (13.8)	65.1 (18.4)	68.8 (20.4)	67.0 (19.4)	58.6 (14.8)	47.2 (8.4)	38.3 (3.5)	28.9 (−1.7)	47.4 (8.6)

Record low °F (°C)	−12 (−24)	−5 (−21)	6 (−14)	25 (−4)	36 (2)	45 (7)	56 (13)	50 (10)	39 (4)	27 (−3)	5 (−15)	−9 (−23)	−12 (−24)

Average precipitation inches (mm)	3.69 (94)	3.77 (96)	4.05 (103)	4.63 (118)	5.27 (134)	3.91 (99)	4.14 (105)	3.01 (76)	3.19 (81)	4.05 (103)	4.46 (113)	4.47 (114)	48.64 (1,236)

Average snowfall inches (cm)	3.1 (7.9)	2.4 (6.1)	1.6 (4.1)	0 (0)	0 (0)	0 (0)	0 (0)	0 (0)	0 (0)	0 (0)	0.3 (0.76)	1.1 (2.8)	8.6 (22)

Average precipitation days (≥ 0.01 in)	8.3	9.5	9.8	10.8	10.6	9.1	7.9	6.9	6.4	7.9	9.1	10.1	106.4

Mean monthly sunshine hours	144.4	150.5	198.0	238.8	277.8	307.4	318.9	300.8	242.4	216.9	139.3	125.4	2,660.6

Percent possible sunshine	47	50	53	60	63	70	71	72	65	62	46	42	58

Source #1: NOAA (1981–2010 temperature and precipitation normals, sun 1961–1987)

Source #2: Western Regional Climate Center (snow normals 1948–2012), The Weather Channel (extremes)

Sentence(s)

Cairo daily averages at 78.9 °F (26.1 °C) in July.

final_sentence: Cairo daily averages at 78.9 °F (26.1 °C) in July.