Fort Smith, Arkansas
Climate

Fort Smith, Arkansas

Section Title: Climate
Table Section Text: None

Climate data for Fort Smith Regional Airport, Arkansas (1981–2010 normals, extremes 1882–present)

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

Record high °F (°C)	81 (27)	87 (31)	94 (34)	96 (36)	99 (37)	106 (41)	111 (44)	115 (46)	109 (43)	96 (36)	86 (30)	82 (28)	115 (46)

Average high °F (°C)	49.9 (9.9)	55.4 (13.0)	64.7 (18.2)	73.7 (23.2)	80.5 (26.9)	88.1 (31.2)	93.0 (33.9)	93.4 (34.1)	85.4 (29.7)	74.8 (23.8)	62.8 (17.1)	51.5 (10.8)	72.8 (22.7)

Average low °F (°C)	29.0 (−1.7)	33.1 (0.6)	41.1 (5.1)	49.5 (9.7)	59.2 (15.1)	67.5 (19.7)	71.6 (22.0)	70.8 (21.6)	62.3 (16.8)	50.7 (10.4)	40.3 (4.6)	31.2 (−0.4)	50.6 (10.3)

Record low °F (°C)	−11 (−24)	−15 (−26)	7 (−14)	22 (−6)	34 (1)	47 (8)	50 (10)	45 (7)	33 (1)	22 (−6)	8 (−13)	−5 (−21)	−15 (−26)

Average precipitation inches (mm)	2.81 (71)	2.76 (70)	3.85 (98)	4.30 (109)	5.47 (139)	4.28 (109)	3.30 (84)	2.59 (66)	4.05 (103)	4.32 (110)	4.44 (113)	3.29 (84)	45.46 (1,155)

Average snowfall inches (cm)	2.4 (6.1)	1.1 (2.8)	0.6 (1.5)	0.0 (0.0)	0.0 (0.0)	0.0 (0.0)	0.0 (0.0)	0.0 (0.0)	0.0 (0.0)	0.0 (0.0)	trace	0.8 (2.0)	4.9 (12)

Average precipitation days (≥ 0.01 in)	7.5	7.8	9.7	9.1	10.7	9.3	6.5	6.3	7.7	8.4	7.5	7.7	98.2

Average snowy days (≥ 0.1 in)	1.1	0.8	0.4	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.7	3.0

Average relative humidity (%)	69.5	67.6	63.9	63.8	70.7	70.9	68.9	68.6	71.8	69.4	70.3	71.2	68.9

Mean monthly sunshine hours	173.5	172.5	215.2	236.1	274.8	304.0	327.6	294.5	233.1	220.7	162.5	156.3	2,770.8

Percent possible sunshine	55	56	58	60	63	70	74	71	63	63	52	51	62

Source: NOAA (sun and relative humidity 1961–1990)

Sentence(s)

Extreme temperatures in Fort Smith range from −15 °F (−26 °C) in February, to 115 °F (46 °C) in August.

final_sentence: Extreme temperatures in Fort Smith range from −15 °F (−26 °C) in February, to 115 °F (46 °C) in August.