Grand Blanc Weather in May

May in Grand Blanc averages 21°C (70°F) during the day and 9°C (48°F) at night. It is the wettest month of the year, with 114 mm (4.5 in) of rainfall on average, so waterproof gear is a must.

Rainfall in Grand Blanc in May

Prepare for the wettest month with an umbrella to protect yourself from frequent rain. You can expect rain on around 14 days based on historical patterns, with 114 mm (4.5 in) average for the month. Rainfall intensity is on the higher side this month. Expect more substantial showers rather than light, passing rain.

Temperature in Grand Blanc in May

Temperatures in Grand Blanc in May top out at 21°C (70°F) and drop to 9°C (48°F) overnight. This creates a mild day-to-night pattern that is generally easy to manage with the right clothing. Nights fall to 9°C (48°F), which is cold enough to feel it indoors too. A good thick duvet makes all the difference for a comfortable night's sleep.

If you prefer dry days with pleasant temperatures, June, July, August and September typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.