Climate almanac
Whitby
Ontario, Canada · 43.88°, -78.93°
What is the climate like in Whitby?
The best time to visit Whitby is typically June – September, with trip comfort peaking in September (7.0/10). Whitby is warmest in July, when daily highs average 80°F (27°C), and coolest in January, when lows fall to about 17°F (-9°C). The wettest month is typically April and the driest is September; the year sees roughly 39 in (983 mm) of precipitation.
- Best time to visitJune – September — comfort peaks in September (7.0/10)
- Warmest monthJuly — average high 80°F (27°C)
- Coolest monthJanuary — average low 17°F (-9°C)
- Wettest monthApril (4.1 in (104 mm))
- Driest monthSeptember (2.5 in (64 mm))
- Annual precipitation39 in (983 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
- Records fromOshawa Wpcp, 8 km away (1969-2023)