Weather archive in Ottawa (airport)
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| 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 January 31, Friday | 02 | -14.0 7 | 748.7 29.48 998.18 998.18 | 759.7 29.91 1012.85 1012.85 | 89 | -15.5 4 | |||||||||||||||||||||||
01 | -12.1 10 | 748.9 29.48 998.45 998.45 | 760.0 29.92 1013.25 1013.25 | -2.0 -0.08 -2.67 -2.67 | 88 | Wind blowing from the north-east | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | 100%. 10/10. 8 oktas | State of sky on the whole unchanged. Depth of newly fallen snow is 1 cm. 0.4 inches. | Snow and/or other types of solid precipitation | Snow and/or other types of solid precipitation | -11.5 11 | Stratocumulus other than Stratocumulus cumulogenitus. | 90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas | 1000-1500 3281-4921 | 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. | No Cirrus, Cirrocumulus or Cirrostratus. | 24.0 14.9 | -13.7 7 | 0.6 0.02 | 6 | Even layer of loose dry snow covering ground completely. | 23 9.1 | ||||||
00 | -12.3 10 | 749.6 29.51 999.38 999.38 | 760.6 29.94 1014.05 1014.05 | 88 | -13.9 7 | ||||||||||||||||||||||||
| January 30, Thursday | 23 | -12.2 10 | 750.0 29.53 999.92 999.92 | 761.1 29.96 1014.72 1014.72 | 89 | -13.7 7 | |||||||||||||||||||||||
22 | -11.5 11 | 750.9 29.56 1001.12 1001.12 | 762.0 30 1015.92 1015.92 | -1.9 -0.07 -2.53 -2.53 | 88 | Wind blowing from the east-northeast | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas | 1000-1500 3281-4921 | 4.0 2.5 | -13.1 8 | ||||||||||||||||||
21 | -11.9 11 | 751.6 29.59 1002.05 1002.05 | 762.7 30.03 1016.85 1016.85 | 88 | -13.5 8 | ||||||||||||||||||||||||
20 | -12.0 10 | 752.1 29.61 1002.72 1002.72 | 763.3 30.05 1017.65 1017.65 | 87 | -13.8 7 | ||||||||||||||||||||||||
19 | -12.0 10 | 752.8 29.64 1003.65 1003.65 | 763.9 30.07 1018.45 1018.45 | -1.0 -0.04 -1.33 -1.33 | 83 | Wind blowing from the east | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 100%. 10/10. 8 oktas | Continuous fall of snowflakes, slight at time of observation. Depth of newly fallen snow is 1 cm. 0.4 inches. | Snow and/or other types of solid precipitation | Cloud covering more than 1/2 of the sky throughout the appropriate period. | -22.3 -8 | -11.8 11 | Stratocumulus other than Stratocumulus cumulogenitus. | 100%. 10/10. 8 oktas | 1000-1500 3281-4921 | 4.8 3.0 | -14.3 6 | 0.2 0.01 | 6 | Even layer of loose dry snow covering ground completely. | 22 8.7 | |||||||
18 | -11.8 11 | 753.5 29.67 1004.58 1004.58 | 764.7 30.11 1019.52 1019.52 | 75 | -15.3 4 | ||||||||||||||||||||||||
17 | -11.9 11 | 753.6 29.67 1004.72 1004.72 | 764.8 30.11 1019.65 1019.65 | 71 | -16.2 3 | ||||||||||||||||||||||||
16 | -11.8 11 | 753.8 29.68 1004.98 1004.98 | 765.0 30.12 1019.92 1019.92 | -1.7 -0.07 -2.27 -2.27 | 68 | Wind blowing from the east | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 60%. 6/10. 5 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 24.0 14.9 | -16.5 2 | ||||||||||||||||||
15 | -12.5 10 | 753.9 29.68 1005.12 1005.12 | 765.1 30.12 1020.05 1020.05 | 69 | -17.0 1 | ||||||||||||||||||||||||
14 | -12.4 10 | 754.6 29.71 1006.05 1006.05 | 765.7 30.15 1020.85 1020.85 | 69 | -17.0 1 | ||||||||||||||||||||||||
13 | -13.8 7 | 755.5 29.74 1007.25 1007.25 | 766.7 30.19 1022.18 1022.18 | -1.0 -0.04 -1.33 -1.33 | 67 | Wind blowing from the south | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 100%. 10/10. 8 oktas | Continuous fall of snowflakes, slight at time of observation. | Cloud covering more than 1/2 of the sky throughout the appropriate period. | Cloud covering more than 1/2 of the sky throughout the appropriate period. | -22.3 -8 | -13.7 7 | Stratocumulus other than Stratocumulus cumulogenitus. | 100%. 10/10. 8 oktas | 600-1000 1968-3281 | 16.0 9.9 | -18.6 -1 | Trace of precipitation Trace of precipitation | 6 | Even layer of loose dry snow covering ground completely. | 23 9.1 | |||||||
12 | -15.1 5 | 756.2 29.77 1008.18 1008.18 | 767.4 30.21 1023.12 1023.12 | 61 | -21.0 -6 | ||||||||||||||||||||||||
11 | -16.1 3 | 756.5 29.78 1008.58 1008.58 | 767.7 30.22 1023.52 1023.52 | 63 | -21.5 -7 | ||||||||||||||||||||||||
10 | -17.6 0 | 756.5 29.78 1008.58 1008.58 | 767.7 30.22 1023.52 1023.52 | 1.3 0.05 1.73 1.73 | 66 | Wind blowing from the west-southwest | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas | 600-1000 1968-3281 | 24.0 14.9 | -22.4 -8 | ||||||||||||||||||
09 | -20.0 -4 | 756.4 29.78 1008.45 1008.45 | 767.6 30.22 1023.38 1023.38 | 76 | -23.1 -10 | ||||||||||||||||||||||||
08 | -21.2 -6 | 755.6 29.75 1007.38 1007.38 | 766.8 30.19 1022.32 1022.32 | 80 | -23.8 -11 | ||||||||||||||||||||||||
07 | -21.1 -6 | 755.2 29.73 1006.85 1006.85 | 766.3 30.17 1021.65 1021.65 | 2.0 0.08 2.67 2.67 | 77 | Wind blowing from the west | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | no clouds no clouds no clouds | -21.8 -7 | -9.0 16 | 24.0 14.9 | -24.1 -11 | No precipitation No precipitation | 6 | Even layer of loose dry snow covering ground completely. | 23 9.1 | |||||||||||||
06 | -21.6 -7 | 754.6 29.71 1006.05 1006.05 | 765.7 30.15 1020.85 1020.85 | 73 | -25.1 -13 | ||||||||||||||||||||||||
05 | -19.5 -3 | 753.7 29.67 1004.85 1004.85 | 764.8 30.11 1019.65 1019.65 | 69 | -23.7 -11 | ||||||||||||||||||||||||
04 | -19.7 -3 | 753.2 29.65 1004.18 1004.18 | 764.3 30.09 1018.98 1018.98 | 1.9 0.07 2.53 2.53 | 68 | Wind blowing from the west | 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 | -24.1 -11 | |||||||||||||||||||
03 | -18.2 -1 | 752.9 29.64 1003.78 1003.78 | 764.0 30.08 1018.58 1018.58 | 65 | -23.2 -10 | ||||||||||||||||||||||||
02 | -17.2 1 | 752.2 29.61 1002.85 1002.85 | 763.3 30.05 1017.65 1017.65 | 68 | -21.8 -7 | ||||||||||||||||||||||||