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
Napoleon's transition into April is marked by a temperature shift, moving from a frosty 45.3°F (7.4°C) in March to a refreshing 57.7°F (14.3°C). Napoleon's temperature in April lowers to a consistent average of 41°F (5°C) during the nights.Humidity
In Napoleon, the average relative humidity in April is 76%.Rainfall
April is the month with the most rainfall in Napoleon. Rain falls for 16.1 days and accumulates 3.15" (80mm) of precipitation.Snowfall
Months with snowfall are January through May, November and December. In Napoleon, in April, snow falls for 1.6 days, with typically accumulated 0.94" (24mm) of snow. Throughout the year, there are 52.7 snowfall days, and 15.24" (387mm) of snow is accumulated.Daylight
In April, the average length of the day is 13h and 22min.On the first day of the month, sunrise is at 7:18 am and sunset at 8:02 pm. On the last day of April, sunrise is at 6:33 am and sunset at 8:33 pm EDT.
Sunshine
The average sunshine in April is 7.1h.UV index
The average daily maximum UV index in April in Napoleon is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for average individuals.Note: The maximum UV index of 4 during April translates into these guidelines:
Be vigilant - Suggestions to stave off sun damage are provided. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.
Frequently asked questions
What is the usual temperature for Napoleon in April?
What is the average humidity in April in Napoleon?
What is the wettest month in Napoleon?
How many days does it rain in April in Napoleon?
How much does it snow in Napoleon in April?
How many hours of daylight does Napoleon have in April?
When are sunrise and sunset in April in Napoleon?
How many hours of sunshine does Napoleon have in April?
What is the UV index reading in April in Napoleon?
Average temperature in April
Napoleon, OH
- Average high temperature in April: 57.7°F
The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (30.6°F).
- Average low temperature in April: 41°F
The month with the highest average low temperature is July (63.3°F).
The coldest month (with the lowest average low temperature) is January (19.2°F).
Average pressure in April
Napoleon, OH
- Average pressure in April: 29.96"Hg
The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in April
Napoleon, OH
- Average wind speed in April: 9.9mph
The windiest month (with the highest average wind speed) is January (10.3mph).
The calmest months (with the lowest average wind speed) are July and August (6mph).
Average humidity in April
Napoleon, OH
- Average humidity in April: 76%
The months with the highest relative humidity are January and February (84%).
The month with the lowest relative humidity is October (74%).
Average rainfall in April
Napoleon, OH
- Average rainfall in April: 3.15"
The wettest month (with the highest rainfall) is April (3.15").
The driest month (with the least rainfall) is December (1.61").
Average rainfall days in April
Napoleon, OH
- Average rainfall days in April: 16.1 days
The month with the highest number of rainy days is May (18.9 days).
The month with the least rainy days is February (8.6 days).
Average snowfall in April
Napoleon, OH
- Average snowfall in April: 0.94"
The month with the highest snowfall is February (4.09").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in April
Napoleon, OH
- Average snowfall days in April: 1.6 days
The month with the highest number of snowfall days is January (14.7 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, OH
- Average daylight in April: 13h and 2min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in April: 7h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 18min).
Average sunshine days in April
Napoleon, OH
- Average sunshine days in April: 11.2 days
The month with the most sunshine days is November (15.2 days).
The month with the least sunshine days is February (9.3 days).
Average UV index in April
Napoleon, OH
- Average UV index in April: 4
The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in April
Napoleon, OH
- Average cloud cover in April: 49
The month with the most cloud cover is January (Cloud cover 65).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility in April
Napoleon, OH
- 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, Ohio, USA
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