April weather forecast
Howell, MI

Weather in April

April is a fresh spring month in Howell, Michigan, with average temperature ranging between max 54.1°F (12.3°C) and min 36.7°F (2.6°C).

Temperature

In April, the average high-temperature increases, from a wintry 41.7°F (5.4°C) in March, to a cool 54.1°F (12.3°C). In Howell, the average low-temperature is 36.7°F (2.6°C).

Humidity

The least humid month in Howell is April, with an average relative humidity of 77%.

Rainfall

In Howell, during April, the rain falls for 15.7 days and regularly aggregates up to 2.8" (71mm) of precipitation. In Howell, during the entire year, the rain falls for 148.5 days and collects up to 23.39" (594mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. In Howell, during April, snow falls for 3.3 days and regularly aggregates up to 1.14" (29mm) of snow. Throughout the year, there are 62.6 snowfall days, and 16.57" (421mm) of snow is accumulated.

Daylight

The average length of the day in Howell is 13.4h.

Sunshine

The average sunshine in Howell is 6.8h.

UV index

In Howell, the average daily maximum UV index in April is 3. A UV Index reading of 3 to 5 represents a moderate health risk from unsafe exposure to the UV radiation for the average person.
Note: In April, the average maximum UV index of 3 translate into the following recommendations:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the least humid month in Howell?

The least humid month in Howell is April, with an average relative humidity of 77%.

What is the average humidity in April in Howell?

In April, the average relative humidity in Howell, Michigan, is 77%.

How many days does it rain in April in Howell?

In Howell, in April, it is raining for 15.7 days, with typically 2.8" (71mm) of accumulated precipitation.

How much does it snow in Howell in April?

In Howell, Michigan, in April, during 3.3 snowfall days, 1.14" (29mm) of snow is typically accumulated.

How many hours of daylight does Howell have in April?

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

How long on average sun shines in April in Howell?

In April, the average sunshine in Howell is 6.8h.

How high is the UV index in April in Howell?

In Howell, the average daily maximum UV index in April is 3. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from unprotected exposure to the UV radiation.

Average temperature in April
Howell, MI

Average temperature in April - Howell, MI
  • Average high temperature in April: 54.1°F

The warmest month (with the highest average high temperature) is July (79.2°F).
The month with the lowest average high temperature is January (27.7°F).

  • Average low temperature in April: 36.7°F

The month with the highest average low temperature is July (61.2°F).
The coldest month (with the lowest average low temperature) is January (17.1°F).

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Average pressure in April
Howell, MI

Average pressure in April - Howell, MI
  • Average pressure in April: 29.96"

Months with the highest atmospheric pressure are March and November (30.09").
The month with the lowest atmospheric pressure is June (29.93").

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Average wind speed in April
Howell, MI

Average wind speed in April - Howell, MI
  • Average wind speed in April: 9.9mph

The windiest months (with the highest average wind speed) are January and February (10.1mph).
The calmest month (with the lowest average wind speed) is July (6.5mph).

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Average humidity in April
Howell, MI

Average humidity in April - Howell, MI
  • Average humidity in April: 77%

Months with the highest relative humidity are January and February (87%).
The month with the lowest relative humidity is April (77%).

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Average rainfall in April
Howell, MI

Average rainfall in April - Howell, MI
  • Average rainfall in April: 2.8"

The wettest month (with the highest rainfall) is May (2.91").
The driest month (with the least rainfall) is December (1.3").

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Average rainfall days in April
Howell, MI

Average rainfall days in April - Howell, MI
  • Average rainfall days in April: 15.7 days

The month with the highest number of rainy days is May (17.6 days).
The month with the least rainy days is February (5.6 days).

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Average snowfall in April
Howell, MI

Average snowfall in April - Howell, MI
  • Average snowfall in April: 1.14"

The month with the highest snowfall is February (4.57").
Months with the least snowfall are June, July, August and September (0").

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Average snowfall days in April
Howell, MI

Average snowfall days in April - Howell, MI
  • Average snowfall days in April: 3.3 days

The month with the highest number of snowfall days is January (16 days).
Months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in April /
Average sunshine in April
Howell, MI

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

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

  • Average sunshine in April: 6.8h

The month with the most sunshine is July (Average sunshine: 10.3h).
The month with the least sunshine is January (Average sunshine: 2.8h).

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Average sunshine days in April
Howell, MI

Average sunshine days in April - Howell, MI
  • Average sunshine days in April: 10.9 days

The month with the most sunshine days is September (15 days).
The month with the least sunshine days is February (9.9 days).

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Average UV index in April
Howell, MI

Average UV index in April - Howell, MI
  • Average UV index in April: 3

Months with the highest UV index are May, June, July and August (UV index 5).
Months with the lowest UV index are January and December (UV index 1).

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Average cloud cover in April
Howell, MI

Average cloud cover in April - Howell, MI
  • Average cloud cover in April: 51

The month with the most cloud cover is January (Cloud cover 71).
The month with the least cloud cover is July (Cloud cover 31).

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Average visibility in April
Howell, MI

Average visibility in April - Howell, MI
  • Average visibility in April: 6mi

Months with the highest visibility are March, April, May, June, July, August, October and November (6mi).
Months with the lowest visibility are January, February, September and December (5mi).

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