Monthly climate in Amherstburg, Canada

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Amherstburg features a humid continental climate (Dfa). Temperatures typically range between -2 °C (29 °F) and 24 °C (75 °F) through the year, but rarely can drop to -22 °C (-8 °F) or can rise to as high as 31 °C (88 °F). The average annual precipitation amounts to about 1097 mm (43.2 inches) and receives 134 rainy days on the 1 mm (0.04 inches) threshold annually. Amherstburg enjoys an average of 2927 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 Amherstburg, Canada

The warmest months in Amherstburg are June, July and August, with daily mean temperatures ranging from 20 to 24 °C (68 - 75 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -2 to 1 °C (29 - 35 °F) throughout the day. On average each year, Amherstburg experiences 42 days above 25 °C (77.0 °F) and 78 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Amherstburg. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum10°C
(51°F)
11°C
(52°F)
13°C
(56°F)
18°C
(64°F)
24°C
(76°F)
30°C
(86°F)
30°C
(86°F)
31°C
(88°F)
29°C
(85°F)
26°C
(78°F)
16°C
(60°F)
11°C
(53°F)
Mean maximum7°C
(45°F)
8°C
(47°F)
11°C
(52°F)
15°C
(60°F)
22°C
(73°F)
27°C
(82°F)
29°C
(85°F)
29°C
(84°F)
27°C
(81°F)
24°C
(75°F)
14°C
(57°F)
9°C
(49°F)
Average high0°C
(33°F)
1°C
(34°F)
4°C
(40°F)
9°C
(49°F)
16°C
(61°F)
22°C
(72°F)
26°C
(79°F)
25°C
(78°F)
22°C
(72°F)
16°C
(61°F)
7°C
(45°F)
3°C
(38°F)
Daily mean-2°C
(29°F)
-1°C
(30°F)
2°C
(36°F)
7°C
(44°F)
13°C
(56°F)
20°C
(68°F)
24°C
(75°F)
23°C
(74°F)
20°C
(68°F)
14°C
(57°F)
5°C
(42°F)
1°C
(35°F)
Average low-4°C
(26°F)
-3°C
(26°F)
0°C
(32°F)
5°C
(41°F)
11°C
(53°F)
18°C
(64°F)
22°C
(71°F)
21°C
(70°F)
18°C
(65°F)
12°C
(54°F)
3°C
(38°F)
-0°C
(32°F)
Mean minimum-13°C
(9°F)
-12°C
(12°F)
-7°C
(20°F)
-1°C
(31°F)
5°C
(41°F)
13°C
(56°F)
18°C
(64°F)
17°C
(63°F)
12°C
(55°F)
5°C
(42°F)
-3°C
(27°F)
-7°C
(20°F)
Minimum-22°C
(-8°F)
-22°C
(-7°F)
-11°C
(13°F)
-3°C
(27°F)
0°C
(33°F)
10°C
(51°F)
17°C
(62°F)
16°C
(61°F)
11°C
(51°F)
3°C
(38°F)
-7°C
(20°F)
-13°C
(8°F)

Compare climate in Amherstburg with other places

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

Monthly average precipitation in Amherstburg, Canada

Amherstburg usually has the most precipitation in May, October and November, with an average of 12 rainy days and 114 mm (4.5 inches) of precipitation per month. The driest months in Amherstburg are June, September and December. On average, 75 mm (2.9 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Amherstburg. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)85 (3.4)83 (3.3)86 (3.4)102 (4.0)117 (4.6)80 (3.2)93 (3.7)82 (3.2)67 (2.7)121 (4.7)104 (4.1)77 (3.0)
Average precipitation days (≥ 1 mm)10121014131010108141112

Monthly sunshine hours in Amherstburg, Canada

The sunniest months in Amherstburg are June, July and August, when the sun shines an average of 11 hours 13 minutes a day. Least sunny months in Amherstburg: January, February and December receive an average of 4 hours 37 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Amherstburg. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours110164246243289337358335291230174144
Mean daily daylight hours9h 29m10h 35m11h 58m13h 23m14h 35m15h 11m14h 51m13h 47m12h 25m11h 0m9h 46m9h 8m

Solar UV radiation in Amherstburg, Canada

Amherstburg experiences the highest level of ultraviolet (UV) radiation in April, June and July, when the maximum UV index can reach values of 9 - 10, which corresponds to the Very High category of sun exposure. January, February 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 Amherstburg UV Index data.

Average daily maximum UV levels by month for Amherstburg. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)24599101098642