Detroit
Michigan, USA
Long-term weather forecast
Long-term weather forecast

March weather forecast and Climate
Detroit, MI

The downtown city of Detroit, Michigan viewed from a bird
The downtown city of Detroit, Michigan viewed from a bird's eye angle
March is a transitional period into spring and its first few days experience the winter weather. Gradually, the weather changes to become mildly cold and tolerable with a humidity of 70.3%, and temperatures in the range of 28.4°F (-2°C) and 46.4°F (8°C).
Snowfall is still experienced for approximately five and a half days in March to accumulate a moderately low 6.7" (170.2mm) on the ground.
The early mornings and early evenings feel cold but get better as March progresses. The cold winter winds reduce considerably from mid-March, and with an average of five sunshine hours per day, most days feel mildly warm and pleasant. Rainfall in March rises to fall for eleven days to collect 3.1" (78.7mm) of precipitation.
Most days remain cold and mildly sunny and a few outdoor activities are resumed.
  • The average high temperature in March: 7.7°C

The warmest month (with the highest average high temperature) is July (28.6°C).
The month with the lowest average high temperature is January (0°C).

  • The average low temperature in March: -1.9°C

The month with the highest average low temperature is July (17.7°C).
The coldest month (with the lowest average low temperature) is January (-7.2°C).

  • The average humidity in March: 70%

The month with the highest relative humidity is December (76.7%).
The month with the lowest relative humidity is May (65.3%).

  • The average rainfall in March: 57.9mm

The wettest month (with the highest rainfall) is June (89.4mm).
The driest month (with the lowest rainfall) is January (49.8mm).

  • The average rainfall days in March: 11.7 days

The month with the highest number of rainy days is December (13.7 days).
The month with the lowest number of rainy days is September (9.5 days).

  • The average snowfall in March: 175.3mm

The month with the highest snowfall is January (317.5mm).
Months with the lowest snowfall are May, June, July, August and September (0mm).

  • The average snowfall days in March: 5.4 days

The month with the highest number of snowfall days is January (10.4 days).
Months with the lowest number of snowfall days are May, June, July, August and September (0 days).

  • The average sea temperature in March: 2°C

The best month for swimming (with the highest average sea temperature) is August (23°C).
Coldest months (with the lowest average sea temperature) are February and March (2°C).

  • The average daylight in March: 12h

Months with the longest days are May, June and July (Average daylight: 15h).
Months with shortest days are January and December (Average daylight: 9h).

  • The average sunshine in March: 6h

The month with most sunshine is July (Average sunshine: 10.2h).
The month with least sunshine is December (Average sunshine: 2.8h).

  • The average UV index in March: 4

The month with the highest UV index is July (UV index 9).
Months with the lowest UV index are January and December (UV index 1).

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