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Monthly climate in Milton, Ontario, Canada

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Milton features a humid continental climate (Dfb).Temperatures typically range between -4 °C (24 °F) and 22 °C (72 °F) through the year, but rarely can drop to -26 °C (-14 °F) or can rise to as high as 34 °C (93 °F).The average annual precipitation amounts to about 966 mm (38.0 inches) and receives 133 rainy days on the 1 mm (0.04 inches) threshold annually.Milton enjoys an average of 2801 hours of sunshine throughout the year, and daylight varies from 8 hours 59 minutes to 15 hours 21 minutes per day.

Monthly average temperatures in Milton, Ontario, Canada §

The warmest months in Milton are June, July and August, with daily mean temperatures ranging from 19 to 22 °C (67 - 72 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -4 to -1 °C (24 - 30 °F) throughout the day. On average each year, Milton experiences 55 days above 25 °C (77.0 °F) and 122 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Milton, Ontario, Canada.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to June 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum 13°C
(55°F)		 17°C
(62°F)		 20°C
(69°F)		 25°C
(78°F)		 32°C
(90°F)		 34°C
(93°F)		 34°C
(93°F)		 33°C
(91°F)		 32°C
(90°F)		 29°C
(85°F)		 22°C
(73°F)		 16°C
(61°F)
Mean maximum 9°C
(49°F)		 12°C
(53°F)		 17°C
(63°F)		 20°C
(69°F)		 30°C
(87°F)		 32°C
(89°F)		 32°C
(90°F)		 31°C
(88°F)		 30°C
(86°F)		 26°C
(79°F)		 16°C
(61°F)		 12°C
(53°F)
Average high -1°C
(30°F)		 0°C
(33°F)		 5°C
(41°F)		 11°C
(52°F)		 18°C
(65°F)		 24°C
(75°F)		 27°C
(81°F)		 26°C
(79°F)		 22°C
(72°F)		 15°C
(59°F)		 6°C
(44°F)		 2°C
(35°F)
Daily mean -4°C
(24°F)		 -4°C
(25°F)		 0°C
(33°F)		 6°C
(43°F)		 13°C
(56°F)		 19°C
(67°F)		 22°C
(72°F)		 21°C
(70°F)		 17°C
(63°F)		 11°C
(52°F)		 3°C
(37°F)		 -1°C
(30°F)
Average low -8°C
(18°F)		 -8°C
(18°F)		 -4°C
(25°F)		 2°C
(36°F)		 8°C
(47°F)		 14°C
(57°F)		 17°C
(63°F)		 16°C
(61°F)		 12°C
(54°F)		 7°C
(45°F)		 -1°C
(31°F)		 -4°C
(25°F)
Mean minimum -20°C
(-4°F)		 -19°C
(-1°F)		 -15°C
(6°F)		 -4°C
(25°F)		 0°C
(33°F)		 9°C
(48°F)		 12°C
(55°F)		 10°C
(51°F)		 5°C
(42°F)		 -1°C
(31°F)		 -12°C
(11°F)		 -15°C
(6°F)
Minimum -26°C
(-14°F)		 -23°C
(-10°F)		 -20°C
(-4°F)		 -6°C
(22°F)		 -3°C
(28°F)		 4°C
(40°F)		 11°C
(52°F)		 8°C
(47°F)		 2°C
(36°F)		 -2°C
(28°F)		 -20°C
(-4°F)		 -25°C
(-13°F)

Compare climate in Milton with other places

Compare temperature, precipitation, sunshine, UV index in Milton, Ontario, Canada with other places around the world.

Monthly average precipitation in Milton, Ontario, Canada §

Milton usually has the most precipitation in April, June and October, with an average of 12 rainy days and 99 mm (3.9 inches) of precipitation per month.The driest months in Milton are January, March and September. On average, 64 mm (2.5 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Milton, Ontario, Canada.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average precipitation mm (inches) 67 (2.6) 72 (2.8) 60 (2.4) 102 (4.0) 95 (3.7) 97 (3.8) 79 (3.1) 87 (3.4) 64 (2.5) 98 (3.9) 73 (2.9) 70 (2.8)
Average precipitation days (≥ 1 mm) 7 12 10 13 12 11 12 12 10 13 10 11

Monthly sunshine hours in Milton, Ontario, Canada §

The sunniest months in Milton are June, July and August, when the sun shines an average of 11 hours 5 minutes a day.Least sunny months in Milton: January, November and December receive an average of 4 hours 2 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Milton, Ontario, Canada.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Mean monthly sunshine hours 108 154 228 235 290 334 347 337 299 200 149 114
Mean daily daylight hours 9h 21m 10h 30m 11h 58m 13h 27m 14h 43m 15h 21m 15h 0m 13h 52m 12h 26m 10h 57m 9h 39m 8h 59m

Solar UV radiation in Milton, Ontario, Canada §

Milton experiences the highest level of ultraviolet (UV) radiation in May, July and August, when the maximum UV index can reach values of 9 - 9, which corresponds to the Very High category of sun exposure.January, November and December are in the Low / Moderate exposure category. In these months, the maximum values of the UV index do not exceed 3. For more detailed information, check out our hourly Milton UV Index data.

Average daily maximum UV levels by month for Milton, Ontario, Canada.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2022 to January 2023.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (month maximum) 2 4 5 8 9 9 9 9 7 5 3 2