Yellowknife
Climate

Yellowknife

Section Title: Climate
Table Section Text: None

Climate data for Yellowknife Airport, 1981–2010 normals, extremes 1942–present

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

Record high humidex	2.9	6.1	8.9	20.2	25.6	34.0	35.4	34.3	27.2	18.1	6.3	1.6	35.4

Record high °C (°F)	3.4 (38.1)	6.2 (43.2)	9.3 (48.7)	20.4 (68.7)	26.3 (79.3)	31.1 (88.0)	32.5 (90.5)	30.9 (87.6)	26.1 (79.0)	19.0 (66.2)	7.8 (46.0)	2.8 (37.0)	32.5 (90.5)

Average high °C (°F)	−21.6 (−6.9)	−18.1 (−0.6)	−10.8 (12.6)	0.4 (32.7)	9.7 (49.5)	18.1 (64.6)	21.3 (70.3)	18.1 (64.6)	10.4 (50.7)	0.9 (33.6)	−10.0 (14.0)	−17.8 (0.0)	0.0 (32.0)

Daily mean °C (°F)	−25.6 (−14.1)	−22.9 (−9.2)	−16.8 (1.8)	−5.3 (22.5)	4.6 (40.3)	13.3 (55.9)	17.0 (62.6)	14.2 (57.6)	7.2 (45.0)	−1.7 (28.9)	−13.7 (7.3)	−21.8 (−7.2)	−4.3 (24.3)

Average low °C (°F)	−29.5 (−21.1)	−27.5 (−17.5)	−22.7 (−8.9)	−11.0 (12.2)	−0.5 (31.1)	8.5 (47.3)	12.6 (54.7)	10.2 (50.4)	4.0 (39.2)	−4.2 (24.4)	−17.5 (0.5)	−25.7 (−14.3)	−8.6 (16.5)

Record low °C (°F)	−51.2 (−60.2)	−51.2 (−60.2)	−43.3 (−45.9)	−40.6 (−41.1)	−22.8 (−9.0)	−4.4 (24.1)	0.6 (33.1)	−0.6 (30.9)	−9.7 (14.5)	−28.9 (−20.0)	−44.4 (−47.9)	−48.3 (−54.9)	−51.2 (−60.2)

Record low wind chill	−64.0	−61.0	−56.8	−53.2	−31.8	−11.2	0.0	−4.8	−16.4	−36.3	−54.7	−58.9	−64.0

Average precipitation mm (inches)	14.3 (0.56)	14.1 (0.56)	13.9 (0.55)	11.3 (0.44)	18.4 (0.72)	28.9 (1.14)	40.8 (1.61)	39.3 (1.55)	36.3 (1.43)	30.3 (1.19)	24.8 (0.98)	16.2 (0.64)	288.6 (11.36)

Average rainfall mm (inches)	0.1 (0.00)	0.0 (0.0)	0.2 (0.01)	2.5 (0.10)	13.8 (0.54)	28.9 (1.14)	40.8 (1.61)	39.2 (1.54)	32.7 (1.29)	12.1 (0.48)	0.3 (0.01)	0.2 (0.01)	170.7 (6.72)

Average snowfall cm (inches)	19.7 (7.8)	20.0 (7.9)	18.5 (7.3)	10.3 (4.1)	4.7 (1.9)	0.0 (0.0)	0.0 (0.0)	0.1 (0.0)	3.5 (1.4)	20.9 (8.2)	36.5 (14.4)	23.5 (9.3)	157.6 (62.0)

Average precipitation days (≥ 0.2 mm)	10.7	10.0	8.4	5.0	6.6	7.6	9.6	10.5	11.2	13.4	14.4	11.2	118.5

Average rainy days (≥ 0.2 mm)	0.2	0.1	0.3	1.2	5.3	7.5	9.6	10.4	10.6	5.5	0.6	0.2	51.3

Average snowy days (≥ 0.2 cm)	11.9	11.0	9.2	4.4	2.1	0.1	0.0	0.1	1.2	10.0	16.0	12.8	78.6

Average relative humidity (%) (at {{{time day}}})	64.6	61.6	54.7	52.5	45.9	45.2	47.9	55.7	64.7	75.2	77.8	69.2	59.6

Mean monthly sunshine hours	50.6	107.3	188.4	276.4	335.7	373.8	358.0	276.2	157.7	65.0	42.7	24.6	2,256.5

Percent possible sunshine	26.8	43.5	51.8	62.2	60.8	63.0	61.2	55.5	40.3	21.0	20.2	15.4	43.5

Source: Environment Canada

Sentence(s)

The lowest temperature recorded in Yellowknife was −51.2 °C (−60 °F) in January, and the highest was 32.5 °C (90.5 °F) in July.

final_sentence: The lowest temperature recorded in Yellowknife was −51.2 °C (−60 °F) in January, and the highest was 32.5 °C (90.5 °F) in July.