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Monthly climate in Essex, Ontario, Canada

Last updated: March 2, 2024

Under the Köppen–Geiger climate classification Essex features a humid continental climate (Dfb). Temperatures typically range between -2 °C (28 °F) and 24 °C (76 °F) through the year, but rarely can drop to -24 °C (-11 °F) or can rise to as high as 33 °C (92 °F). The average annual precipitation amounts to about 957 mm (37.7 inches) and receives 132 rainy days on the 1 mm (0.04 inches) threshold annually. Essex enjoys an average of 2956 hours of sunshine throughout the year, and daylight varies from 9 hours 8 minutes to 15 hours 11 minutes per day.

Monthly average temperatures in Essex, Ontario, Canada §

The warmest months in Essex are June, July and August, with daily mean temperatures ranging from 21 to 24 °C (70 - 76 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -2 to 1 °C (28 - 34 °F) throughout the day. On average each year, Essex experiences 58 days above 25 °C (77.0 °F) and 89 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Essex, 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 11°C
(52°F)		 16°C
(62°F)		 17°C
(63°F)		 23°C
(73°F)		 29°C
(85°F)		 31°C
(88°F)		 33°C
(92°F)		 32°C
(89°F)		 31°C
(88°F)		 27°C
(80°F)		 20°C
(68°F)		 14°C
(58°F)
Mean maximum 9°C
(48°F)		 11°C
(51°F)		 15°C
(59°F)		 20°C
(68°F)		 27°C
(81°F)		 30°C
(86°F)		 31°C
(89°F)		 30°C
(87°F)		 29°C
(84°F)		 25°C
(77°F)		 15°C
(60°F)		 12°C
(53°F)
Average high 0°C
(33°F)		 1°C
(34°F)		 6°C
(43°F)		 11°C
(53°F)		 18°C
(65°F)		 24°C
(76°F)		 27°C
(81°F)		 26°C
(79°F)		 23°C
(73°F)		 16°C
(61°F)		 7°C
(45°F)		 3°C
(38°F)
Daily mean -2°C
(28°F)		 -2°C
(29°F)		 2°C
(37°F)		 8°C
(47°F)		 15°C
(59°F)		 21°C
(70°F)		 24°C
(76°F)		 23°C
(74°F)		 19°C
(67°F)		 13°C
(56°F)		 5°C
(41°F)		 1°C
(34°F)
Average low -5°C
(24°F)		 -5°C
(24°F)		 -1°C
(31°F)		 5°C
(41°F)		 11°C
(53°F)		 18°C
(64°F)		 21°C
(70°F)		 20°C
(69°F)		 16°C
(62°F)		 10°C
(51°F)		 2°C
(36°F)		 -1°C
(30°F)
Mean minimum -15°C
(6°F)		 -15°C
(6°F)		 -8°C
(17°F)		 -1°C
(30°F)		 4°C
(40°F)		 13°C
(56°F)		 17°C
(63°F)		 15°C
(60°F)		 10°C
(51°F)		 4°C
(39°F)		 -5°C
(24°F)		 -9°C
(16°F)
Minimum -24°C
(-10°F)		 -24°C
(-11°F)		 -12°C
(10°F)		 -4°C
(25°F)		 -0°C
(32°F)		 10°C
(50°F)		 16°C
(60°F)		 14°C
(57°F)		 7°C
(44°F)		 1°C
(35°F)		 -9°C
(16°F)		 -19°C
(-3°F)

Compare climate in Essex with other places

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

Monthly average precipitation in Essex, Ontario, Canada §

Essex usually has the most precipitation in April, May and October, with an average of 14 rainy days and 101 mm (4.0 inches) of precipitation per month. The driest months in Essex are January, September and December. On average, 61 mm (2.4 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Essex, 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) 64 (2.5) 67 (2.6) 72 (2.8) 94 (3.7) 109 (4.3) 84 (3.3) 90 (3.6) 79 (3.1) 58 (2.3) 100 (3.9) 80 (3.2) 60 (2.3)
Average precipitation days (≥ 1 mm) 8 11 10 14 15 11 10 11 8 13 10 11

Monthly sunshine hours in Essex, Ontario, Canada §

The sunniest months in Essex are June, July and August, when the sun shines an average of 11 hours 21 minutes a day. Least sunny months in Essex: January, February and December receive an average of 4 hours 33 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Essex, 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 111 163 248 254 296 344 362 338 292 231 173 140
Mean daily daylight hours 9h 29m 10h 34m 11h 58m 13h 23m 14h 35m 15h 11m 14h 51m 13h 47m 12h 25m 11h 0m 9h 46m 9h 8m

Solar UV radiation in Essex, Ontario, Canada §

Essex experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 9 - 10, 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 4. For more detailed information, check out our hourly Essex UV Index data.

Average daily maximum UV levels by month for Essex, 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 5 5 8 9 10 10 9 8 5 4 2

Detailed Monthly Weather Insights for Essex, Ontario, Canada

Discover in-depth weather details for every month in Essex. Click through the links below for comprehensive overviews of temperature trends, precipitation levels, sunshine hours, and solar UV radiation specifics. Whether planning a visit or simply curious about Essex's climate nuances, these monthly breakdowns provide the information you need for an informed understanding of what to expect throughout the year.

Each link leads to a detailed account of the typical weather conditions for that month, providing both locals and tourists with vital information to plan their daily activities, wardrobe, and travel itineraries accordingly.