Contents
- Weather in April
- Frequently asked questions
- Average temperature in April
- Average pressure in April
- Average wind speed in April
- Average humidity in April
- Average rainfall in April
- Average rainfall days in April
- Average snowfall in April
- Average snowfall days in April
- Average daylight in April
- Average sunshine in April
- Average sunshine days in April
- Average UV index in April
- Average cloud cover in April
- Average visibility in April
Weather in April
Temperature
As March transitions into April, a change in temperatures is observed, with average highs moving from a frosty 42.8°F (6°C) to a fresh 54.1°F (12.3°C). In Napoleon, April nights cool down to an average of 37.9°F (3.3°C).Humidity
With an average relative humidity of 77%, April is the least humid month in Napoleon.Rainfall
In Napoleon, Michigan, in April, it is raining for 15.1 days, with typically 2.52" (64mm) of accumulated precipitation. Throughout the year, there are 144.6 rainfall days, and 20.2" (513mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In April, it is snowing for 2.6 days. Throughout April, 1.1" (28mm) of snow is accumulated. Throughout the year, there are 51.4 snowfall days, and 13.11" (333mm) of snow is accumulated.Daylight
In April, the average length of the day is 13h and 23min.On the first day of the month, sunrise is at 7:18 am and sunset at 8:03 pm. On the last day of April, sunrise is at 6:32 am and sunset at 8:35 pm EDT.
Sunshine
The average sunshine in April is 6.8h.UV index
In Napoleon, the average daily maximum UV index in April is 3. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: In April, the UV index of 3 transforms into the following advice:
Take measures. Individuals with light skin might experience burns in under 30 minutes. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in April?
What is the least humid month?
What is the average humidity in April?
How many days does it rain in April in Napoleon?
How many days does it snow in April?
How many hours of daylight does Napoleon have in April?
When are sunrise and sunset in April?
How long on average sun shines in April?
What is the UV index reading in April?
Average temperature in April
Napoleon, 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 (27.9°F).
- Average low temperature in April: 37.9°F
The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (17.1°F).
Average pressure in April
Napoleon, MI
- Average pressure in April: 29.96"Hg
The months with the highest atmospheric pressure are March and November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in April
Napoleon, MI
- Average wind speed in April: 10.1mph
The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest month (with the lowest average wind speed) is July (6.4mph).
Average humidity in April
Napoleon, MI
- Average humidity in April: 77%
The months with the highest relative humidity are January and February (87%).
The month with the lowest relative humidity is April (77%).
Average rainfall in April
Napoleon, MI
- Average rainfall in April: 2.52"
The wettest month (with the highest rainfall) is May (2.83").
The driest month (with the least rainfall) is December (0.87").
Average rainfall days in April
Napoleon, MI
- Average rainfall days in April: 15.1 days
The month with the highest number of rainy days is May (18.1 days).
The month with the least rainy days is February (4.8 days).
Average snowfall in April
Napoleon, MI
- Average snowfall in April: 1.1"
The month with the highest snowfall is February (3.66").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Napoleon, MI
- Average snowfall days in April: 2.6 days
The month with the highest number of snowfall days is January (13 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Napoleon, MI
- Average daylight in April: 13h and 2min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in April: 6h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 2h and 54min).
Average sunshine days in April
Napoleon, MI
- Average sunshine days in April: 11.2 days
The month with the most sunshine days is November (17.1 days).
The month with the least sunshine days is May (9.9 days).
Average UV index in April
Napoleon, MI
- Average UV index in April: 3
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in April
Napoleon, MI
- Average cloud cover in April: 52
The month with the most cloud cover is January (Cloud cover 71).
The month with the least cloud cover is July (Cloud cover 32).
Average visibility in April
Napoleon, MI
- Average visibility in April: 6mi
The months with the highest visibility are March, April, May, June, July, October, November and December (6mi).
The months with the lowest visibility are January, February, August and September (5mi).
Napoleon, Michigan, USA
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