May weather forecast and climate
Monroe, MI US

• Average high temperature in May: 20.6°C

The warmest month (with the highest average high temperature) is July (28.9°C).
The month with the lowest average high temperature is January (-0.6°C).

• Average low temperature in May: 9.4°C

The month with the highest average low temperature is July (17.8°C).
The coldest month (with the lowest average low temperature) is January (-8.9°C).

• Average rainfall in May: 78.7mm

The wettest month (with the highest rainfall) is June (88.9mm).
The driest month (with the lowest rainfall) is January (40.6mm).

• Average snowfall in May: 0mm

The month with the highest snowfall is January (188mm).
Months with the lowest snowfall are May, June, July, August, September and October (0mm).

• Average sea temperature in May: 10.4°C

The best month for swimming (with the highest average sea temperature) is August (24.7°C).
The coldest month (with the lowest average sea temperature) is February (0.3°C).

• Average daylight in May: 14.6h

The month with the longest days is June (Average daylight: 15.2h).
The month with shortest days is December (Average daylight: 9.2h).