Climate almanac
Cornwall
Prince Edward Island, CA · 46.23°, -63.22°
What is the climate like in Cornwall?
The best time to visit Cornwall is typically July – August, with trip comfort peaking in August (6.8/10). Cornwall is warmest in July, when daily highs average 75°F (24°C), and coolest in February, when lows fall to about 16°F (-9°C). The wettest month is typically November and the driest is May; the year sees roughly 43 in of precipitation.
- Best time to visitJuly – August — comfort peaks in August (6.8/10)
- Warmest monthJuly — average high 75°F (24°C)
- Coolest monthFebruary — average low 16°F (-9°C)
- Wettest monthNovember (4.6 in)
- Driest monthMay (2.9 in)
- Annual precipitation43 in