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 Lewis transitions into April, a rise in the average high-temperature is observed, moving from a cool 52°F (11.1°C) in March to a comfortable 63.5°F (17.5°C). The nighttime temperature in Lewis, during April, averages of 46.2°F (7.9°C).Humidity
The average relative humidity in April in Lewis is 78%.Rainfall
April is the month with the most rainfall. Rain falls for 14.9 days and accumulates 3.66" (93mm) of precipitation.Snowfall
Months with snowfall are January through April, November and December. April is the last month it regularly snows in Lewis. During 0.6 snowfall days, in April, Lewis aggregates 0.16" (4mm) of snow. Throughout the year, there are 21.1 snowfall days, and 7.68" (195mm) of snow is accumulated.Daylight
In April, the average length of the day in Lewis is 13h and 16min.On the first day of the month, sunrise is at 7:32 am and sunset at 8:13 pm. On the last day of April, sunrise is at 6:50 am and sunset at 8:41 pm EDT.
Sunshine
The average sunshine in April in Lewis is 7.1h.UV index
In Lewis, the average daily maximum UV index in April is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the ordinary person.Note: The maximum UV index of 4 during April translates into these guidelines:
Undertake precautions - Guarding against sun damage is counselled. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. 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. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
Frequently asked questions
What are the temperatures in Lewis in April?
What is the average humidity in April in Lewis?
What is the wettest month in Lewis?
How many days does it rain in April in Lewis?
What is the last month it snows in Lewis?
How many hours of daylight does Lewis have in April?
What time are sunrise and sunset in April in Lewis?
How long on average sun shines in April in Lewis?
What is the UV index intensity in April in Lewis?
Average temperature in April
Lewis, IN
- Average high temperature in April: 63.5°F
The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (35.8°F).
- Average low temperature in April: 46.2°F
The month with the highest average low temperature is July (66.4°F).
The coldest month (with the lowest average low temperature) is January (23°F).
Average pressure in April
Lewis, IN
- Average pressure in April: 29.95"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in April
Lewis, IN
- Average wind speed in April: 9.3mph
The windiest month (with the highest average wind speed) is February (9.5mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).
Average humidity in April
Lewis, IN
- Average humidity in April: 78%
The month with the highest relative humidity is July (82%).
The month with the lowest relative humidity is October (72%).
Average rainfall in April
Lewis, IN
- Average rainfall in April: 3.66"
The wettest month (with the highest rainfall) is April (3.66").
The driest month (with the least rainfall) is September (1.46").
Average rainfall days in April
Lewis, IN
- Average rainfall days in April: 14.9 days
The month with the highest number of rainy days is May (18.8 days).
The month with the least rainy days is January (8.2 days).
Average snowfall in April
Lewis, IN
- Average snowfall in April: 0.16"
The month with the highest snowfall is January (2.4").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in April
Lewis, IN
- Average snowfall days in April: 0.6 days
The month with the highest number of snowfall days is January (6.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in April /
Average sunshine in April
Lewis, IN
- Average daylight in April: 13h and 2min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in April: 7h and 1min
The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is December (Average sunshine: 4h and 24min).
Average sunshine days in April
Lewis, IN
- Average sunshine days in April: 13 days
The month with the most sunshine days is October (19.8 days).
The month with the least sunshine days is May (9.1 days).
Average UV index in April
Lewis, IN
- Average UV index in April: 4
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in April
Lewis, IN
- Average cloud cover in April: 43
The month with the most cloud cover is January (Cloud cover 55).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in April
Lewis, IN
- Average visibility in April: 6mi
The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are July and August (5mi).
Lewis, Indiana, USA
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