Weather archive in Yellowknife (airport)

To receive explanations, hover over the appropriate heading

Date / Local time		T	Po	P	Pa	U	DD	Ff	ff10	ff3	N	WW	W1	W2	Tn	Tx	Cl	Nh	H	Cm	Ch	VV	Td	RRR	tR	E	Tg	E'	sss
2025 September 26, Friday	18	13.3 56	728.2 28.67 970.85 970.85	747.0 29.41 995.92 995.92	-0.1 -0 -0.13 -0.13	47	Wind blowing from the west	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			50%. 5/10. 4 oktas				3.3 38	14.2 58	Stratocumulus other than Stratocumulus cumulogenitus.	10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0	1500-2000 4921-6562	Altocumulus translucidus or opacus in two or more layers, or Altocumulus opacus in a single layer, not progressively invading the sky, or Altocumulus with Altostratus or Nimbostratus.	Cirrus fibratus, sometimes uncinus, not progressively invading the sky.	19.0 11.8	2.2 36	No precipitation No precipitation	6
	16	14.2 58	728.3 28.67 970.99 970.99	747.1 29.41 996.05 996.05		46																	2.7 37
	15	13.3 56	728.3 28.67 970.99 970.99	747.1 29.41 996.05 996.05	0.2 0.01 0.27 0.27	51	Wind blowing from the west-southwest	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)			no clouds no clouds no clouds											4.8 3.0	3.4 38
	14	12.7 55	728.1 28.67 970.72 970.72	746.8 29.4 995.65 995.65		59																	4.7 40
	13	13.1 56	727.9 28.66 970.45 970.45	746.7 29.4 995.52 995.52		57																	4.6 40
	12	10.9 52	728.1 28.67 970.72 970.72	746.8 29.4 995.65 995.65	-0.1 -0 -0.13 -0.13	71	Wind blowing from the south	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			20–30%. 2/10–3/10. 2 oktas	Visibility reduced by smoke, e.g. veldt or forest fires, industrial smoke or volcanic ashes.	Cloud covering 1/2 or less of the sky throughout the appropriate period.	Cloud covering 1/2 or less of the sky throughout the appropriate period.	3.3 38	10.9 52	No Stratocumulus, Stratus, Cumulus or Cumulonimbus.	10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0	2500 or more, or no clouds. 8202 or more, or no clouds.	Altocumulus translucidus or opacus in two or more layers, or Altocumulus opacus in a single layer, not progressively invading the sky, or Altocumulus with Altostratus or Nimbostratus.	Cirrus fibratus, sometimes uncinus, not progressively invading the sky.	4.8 3.0	5.7 42	No precipitation No precipitation	6
	11	8.4 47	728.2 28.67 970.85 970.85	747.0 29.41 995.92 995.92		86																	6.2 43
	10	7.7 46	728.2 28.67 970.85 970.85	747.1 29.41 996.05 996.05		89																	5.9 43
	09	6.1 43	728.2 28.67 970.85 970.85	747.1 29.41 996.05 996.05	-0.4 -0.02 -0.53 -0.53	98	Wind blowing from the east	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0								2500 or more, or no clouds. 8202 or more, or no clouds.			4.8 3.0	5.8 42
	08	5.5 42	728.2 28.67 970.85 970.85	747.1 29.41 996.05 996.05		100																	5.5 42
	07	4.7 40	728.2 28.67 970.85 970.85	747.1 29.41 996.05 996.05		100																	4.7 40
	06	4.8 41	728.6 28.69 971.39 971.39	747.4 29.43 996.45 996.45	-0.2 -0.01 -0.27 -0.27	100	Wind blowing from the east-southeast	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			no clouds no clouds no clouds				3.8 39	13.2 56						9.0 5.6	4.8 41	No precipitation No precipitation	6
	04	5.5 42	728.7 28.69 971.52 971.52	747.5 29.43 996.58 996.58		100																	5.5 42
	03	6.1 43	728.8 28.69 971.65 971.65	747.7 29.44 996.85 996.85	-1.2 -0.05 -1.6 -1.6	100	Wind blowing from the east-southeast	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			no clouds no clouds no clouds											24.0 14.9	6.1 43
	02	6.0 43	729.2 28.71 972.19 972.19	748.0 29.45 997.25 997.25		100																	6.0 43
	01	5.1 41	729.7 28.73 972.85 972.85	748.5 29.47 997.92 997.92		99																	5.0 41
	00	8.8 48	730.0 28.74 973.25 973.25	748.8 29.48 998.32 998.32	-1.0 -0.04 -1.33 -1.33	90	Wind blowing from the south	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			no clouds no clouds no clouds				4.2 40	13.2 56						24.0 14.9	7.3 45	No precipitation No precipitation	6
September 25, Thursday	22	7.6 46	730.8 28.77 974.32 974.32	749.7 29.52 999.52 999.52		86																	5.3 42
	21	9.4 49	731.0 28.78 974.59 974.59	749.9 29.52 999.78 999.78	-0.9 -0.04 -1.2 -1.2	83	Wind blowing from the south-southeast	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)			no clouds no clouds no clouds											24.0 14.9	6.7 44
	20	9.2 49	731.2 28.79 974.85 974.85	750.1 29.53 1000.05 1000.05		85																	6.8 44
	19	11.2 52	731.5 28.8 975.25 975.25	750.4 29.54 1000.45 1000.45		80																	7.9 46
	18	12.5 55	731.9 28.81 975.79 975.79	750.7 29.56 1000.85 1000.85	-1.8 -0.07 -2.4 -2.4	69	Wind blowing from the south-southeast	Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft)			50%. 5/10. 4 oktas				4.2 40	13.2 56	No Stratocumulus, Stratus, Cumulus or Cumulonimbus.	10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0	2500 or more, or no clouds. 8202 or more, or no clouds.	Altocumulus translucidus or opacus in two or more layers, or Altocumulus opacus in a single layer, not progressively invading the sky, or Altocumulus with Altostratus or Nimbostratus.	Cirrus fibratus, sometimes uncinus, not progressively invading the sky.	24.0 14.9	6.9 44	No precipitation No precipitation	6