Ottawa, Ontario H I S T O R I C A L   W E A T H E R   D A T A

	Average Temperature
		Year Jan. Feb. Mar. Apr. May Jun. Jul. Aug. Sep. Oct. Nov. Dec. °F 43 14 17 28 43 56 65 70 68 58 46 34 19 °C 6 -10 -8 -2 6 13 18 21 20 14 7 1 -7
		Years Charted: 21 Source: International Station Meteorological Climate Summary, Version 4.0

	Average High Temperature
		Year Jan. Feb. Mar. Apr. May Jun. Jul. Aug. Sep. Oct. Nov. Dec. °F 51 21 24 35 52 65 74 79 76 66 54 40 26 °C 10 -6 -4 1 11 18 23 26 24 18 12 4 -3
		Years Charted: 21 Source: International Station Meteorological Climate Summary, Version 4.0

	Average Low Temperature
		Year Jan. Feb. Mar. Apr. May Jun. Jul. Aug. Sep. Oct. Nov. Dec. °F 35 6 9 20 35 47 55 61 59 49 38 28 12 °C 1 -14 -12 -6 1 8 12 16 15 9 3 -2 -11
		Years Charted: 21 Source: International Station Meteorological Climate Summary, Version 4.0

	Highest Recorded Temperature
		Year Jan. Feb. Mar. Apr. May Jun. Jul. Aug. Sep. Oct. Nov. Dec. °F 95 50 54 75 86 90 95 95 93 91 81 68 61 °C 35 10 12 23 30 32 35 35 33 32 27 20 16
		Years Charted: 21 Source: International Station Meteorological Climate Summary, Version 4.0

	Lowest Recorded Temperature
		Year Jan. Feb. Mar. Apr. May Jun. Jul. Aug. Sep. Oct. Nov. Dec. °F -31 -31 -22 -17 5 27 32 37 39 27 21 0 -24 °C -35 -35 -30 -27 -15 -2 0 2 3 -2 -6 -17 -31
		Years Charted: 21 Source: International Station Meteorological Climate Summary, Version 4.0

	Average Precipitation
		Year Jan. Feb. Mar. Apr. May Jun. Jul. Aug. Sep. Oct. Nov. Dec. in. 34.6 2.3 2.3 2.6 2.7 2.9 3.0 3.3 3.3 3.1 2.8 3.1 3.2 mm 878 58 58 66 68 73 76 83 83 78 71 78 81
		Years Charted: 53 Source: International Station Meteorological Climate Summary, Version 4.0

	Average Wind Speed
		Year Jan. Feb. Mar. Apr. May Jun. Jul. Aug. Sep. Oct. Nov. Dec. mph 9 10 11 12 10 8 6 8 5 6 9 9 10 km/h 14 16 18 20 16 12 11 12 9 11 14 14 16
		Years Charted: 21 Source: International Station Meteorological Climate Summary, Version 4.0

	Average Morning Relative Humidity
		Total Jan. Feb. Mar. Apr. May Jun. Jul. Aug. Sep. Oct. Nov. Dec. % 79 75 74 74 72 73 76 79 85 87 85 83 81
		Years Charted: 21 Source: International Station Meteorological Climate Summary, Version 4.0

	Average Afternoon Relative Humidity
		Total Jan. Feb. Mar. Apr. May Jun. Jul. Aug. Sep. Oct. Nov. Dec. % 59 67 61 58 51 50 52 52 55 60 61 71 74
		Years Charted: 20 Source: International Station Meteorological Climate Summary, Version 4.0

---

---