April weather forecastBlack River, MI
April
Weather in April
April in Black River, Michigan, is a chilly spring month, with an average temperature fluctuating between 34°F (1.1°C) and 45.1°F (7.3°C).Temperature
In April, the meteorological conditions change with the average high-temperature moving from a wintry 34.9°F (1.6°C) in March to a frosty 45.1°F (7.3°C). Black River in April experiences a low-temperature average of 34°F (1.1°C).Humidity
The average relative humidity in April in Black River is 76%.Rainfall
In Black River, in April, during 11 rainfall days, 1.5" (38mm) of precipitation is typically accumulated. Throughout the year, in Black River, there are 119.4 rainfall days, and 13.9" (353mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In April, in Black River, it is snowing for 5.2 days. Throughout April, 1.77" (45mm) of snow is accumulated. In Black River, during the entire year, snow falls for 82.7 days and aggregates up to 14.61" (371mm) of snow.Daylight
The average length of the day in April is 13h and 31min.On the first day of April, sunrise is at 7:12 am and sunset at 8:01 pm. On the last day of the month, sunrise is at 6:23 am and sunset at 8:37 pm EDT.
Sunshine
The average sunshine in April is 6.7h.UV index
In Black River, Michigan, the average daily maximum UV index in April is 3. A UV Index value of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for ordinary individuals.Note: The daily maximum UV index of 3 in April interprets into the following advice:
Preventative actions are necessary - Suggestions to safeguard against sun damage are in order. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Black River, MI
- Average high temperature in April: 45.1°F
The warmest month (with the highest average high temperature) is July (74.1°F).
The month with the lowest average high temperature is January (25.9°F).
- Average low temperature in April: 34°F
The month with the highest average low temperature is August (60.3°F).
The coldest months (with the lowest average low temperature) are January and February (18°F).
Average pressure in April
Black River, MI
- Average pressure in April: 29.97"Hg
The month with the highest atmospheric pressure is March (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in April
Black River, MI
- Average wind speed in April: 10.6mph
The windiest months (with the highest average wind speed) are January and December (11.1mph).
The calmest month (with the lowest average wind speed) is July (7.5mph).
Average humidity in April
Black River, MI
- Average humidity in April: 76%
The months with the highest relative humidity are January and February (86%).
The month with the lowest relative humidity is May (73%).
Average rainfall in April
Black River, MI
- Average rainfall in April: 1.5"
The wettest month (with the highest rainfall) is May (1.61").
The driest month (with the least rainfall) is February (0.71").
Average rainfall days in April
Black River, MI
- Average rainfall days in April: 11 days
The month with the highest number of rainy days is October (14.3 days).
The month with the least rainy days is February (4.4 days).
Average snowfall in April
Black River, MI
- Average snowfall in April: 1.77"
The month with the highest snowfall is January (3.58").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Black River, MI
- Average snowfall days in April: 5.2 days
The month with the highest number of snowfall days is January (20.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Black River, MI
- Average daylight in April: 13h and 30min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in April: 6h and 42min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 1h and 48min).
Average sunshine days in April
Black River, MI
- Average sunshine days in April: 13.7 days
The month with the most sunshine days is May (17.8 days).
The month with the least sunshine days is January (8.4 days).
Average UV index in April
Black River, MI
- Average UV index in April: 3
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 1).
Average cloud cover in April
Black River, MI
- Average cloud cover in April: 54
The month with the most cloud cover is January (Cloud cover 80).
The month with the least cloud cover is July (Cloud cover 30).
Average visibility in April
Black River, MI
- Average visibility in April: 6mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).





