Grand Rapids
Michigan, USA
Long-term weather forecast
Long-term weather forecast

April weather forecast and climate
Grand Rapids, MI

The vast cityscape of Grand Rapids, a moderately large town in Michigan, and two visible bridges across the river, on a warm and cool, cloudy day
The vast cityscape of Grand Rapids, a moderately large town in Michigan, and two visible bridges across the river, on a warm and cool, cloudy day
April is a fresh spring month in Grand Rapids, Michigan, with average temperature ranging between max 54.1°F (12.3°C) and min 37.6°F (3.1°C).

Temperature

In April, the average high-temperature rises, from a wintry 42.1°F (5.6°C) in March, to a fresh 54.1°F (12.3°C). In Grand Rapids, the average low-temperature is 37.6°F (3.1°C).

Humidity

April is the least humid month in Grand Rapids, Michigan, with an average relative humidity of 75%.

Rainfall

In Grand Rapids, Michigan, in April, it is raining for 12.8 days, with typically 0.87" (22mm) of accumulated precipitation. In Grand Rapids, during the entire year, the rain falls for 103.5 days and collects up to 9.02" (229mm) of precipitation.

Snowfall

January through April, November and December are months with snowfall. April is the last month it regularly snows in Grand Rapids. During 3 snowfall days, in April, Grand Rapids aggregates 0.39" (10mm) of snow. In Grand Rapids, during the entire year, snow falls for 44.5 days, and aggregates up to 5.51" (140mm) of snow.

Daylight

In Grand Rapids, the average length of the day is 13.4h.

Sunshine

In Grand Rapids, the average sunshine is 6.6h.

UV index

The average daily maximum UV index in April is 3. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to the Sun's UV rays for the average person.
Note: In April, the average maximum UV index of 3 translate into the following recommendations:
Take precautions - Protection against the skin and eye damage is obliged. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.

What is the temperature in April in Grand Rapids?

The average high-temperature, in April, in Grand Rapids, is 54.1°F (12.3°C), while the average low-temperature is 37.6°F (3.1°C).

What is the least humid month in Grand Rapids?

April is the least humid month, with an average relative humidity of 75%.

What is the average humidity in April in Grand Rapids?

In Grand Rapids, Michigan, the average relative humidity in April is 75%.

How much does it rain in Grand Rapids in April?

In Grand Rapids, in April, during 12.8 rainfall days, 0.87" (22mm) of precipitation is typically accumulated.

What is the last month it snows in Grand Rapids?

April is the last month it regularly snows in Grand Rapids. During 3 snowfall days, in April, Grand Rapids aggregates 0.39" (10mm) of snow.

What is the average length of the day in April in Grand Rapids?

In Grand Rapids, Michigan, the average length of the day in April is 13.4h.

How many hours of sunshine does Grand Rapids have in April?

The average sunshine in April is 6.6h.

How high is the UV index in April in Grand Rapids?

The average daily maximum UV index in April is 3. A UV Index estimate of 3 to 5 represents a moderate health threat from unprotected exposure to the UV radiation.
Average temperature in April - Grand Rapids, MI
  • Average high temperature in April: 54.1°F

The warmest month (with the highest average high temperature) is July (79.7°F).
The month with the lowest average high temperature is January (27.7°F).

  • Average low temperature in April: 37.6°F

The month with the highest average low temperature is July (61.5°F).
The coldest month (with the lowest average low temperature) is January (18.7°F).

Average humidity in April - Grand Rapids, MI
  • Average humidity in April: 75%

The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is April (75%).

Average rainfall in April - Grand Rapids, MI
  • Average rainfall in April: 0.87"

The wettest month (with the highest rainfall) is May (1.14").
The driest month (with the lowest rainfall) is March (0.47").

Average rainfall days in April - Grand Rapids, MI
  • Average rainfall days in April: 12.8 days

The month with the highest number of rainy days is May (13 days).
The month with the lowest number of rainy days is February (3.8 days).

Average snowfall in April - Grand Rapids, MI
  • Average snowfall in April: 0.39"

The month with the highest snowfall is January (1.57").
Months with the lowest snowfall are May, June, July, August, September and October (0").

Average snowfall days in April - Grand Rapids, MI
  • Average snowfall days in April: 3 days

The month with the highest number of snowfall days is January (11.5 days).
Months with the lowest number of snowfall days are May, June, July, August and September (0 days).

Average daylight in April / Average sunshine in April - Grand Rapids, MI
  • Average daylight in April: 13.4h

The month with the longest days is June (Average daylight: 15.3h).
The month with shortest days is December (Average daylight: 9.1h).

  • Average sunshine in April: 6.6h

The month with most sunshine is July (Average sunshine: 10.3h).
The month with least sunshine is January (Average sunshine: 2.3h).

Average UV index in April - Grand Rapids, MI
  • Average UV index in April: 3

Months with the highest UV index are June, July and August (UV index 6).
Months with the lowest UV index are January and December (UV index 1).