Saint Catherines Weather in May

Saint Catherines in May sees moderate daytime temperatures of 14°C (57°F) and nighttime lows of 6°C (43°F). With just 117 mm (4.6 in) of rainfall on average, it's the driest month of the year.

Rainfall in Saint Catherines in May

This month is a reliable choice for exploring, with the driest conditions of the year, even if you'll need to dress for cooler weather. You can expect rain on around 19 days based on historical patterns, with 117 mm (4.6 in) average for the month. Expect frequent rainfall this month, and not just light drizzle. When it rains, it tends to come down hard.

Temperature in Saint Catherines in May

May in Saint Catherines brings typical temperatures with highs around 14°C (57°F) and lows of 6°C (43°F). Even when the weather is stable, mornings and evenings can still feel distinctly cool. With overnight lows of 6°C (43°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets.

Sunshine in Saint Catherines in May

With about 189 hours of sunshine, the area enjoys a nice balance of sun and overcast, creating a pleasant environment.

If your ideal day consists of dry skies and pleasant temperatures, July and August typically offer the best circumstances for Saint Catherines.