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
Lewiston sees a rise in temperature during April, with average high-temperatures transitioning from a cool 52°F (11.1°C) in March to a comfortable 62.4°F (16.9°C). The low-temperature average for Lewiston during April stands at a frosty 43.9°F (6.6°C).Humidity
In April, the average relative humidity is 68%.Rainfall
In Lewiston, in April, during 11.6 rainfall days, 1.22" (31mm) of precipitation is typically accumulated. In Lewiston, during the entire year, the rain falls for 105 days and collects up to 15.94" (405mm) of precipitation.Snowfall
January through April, October through December are months with snowfall. April is the last month it regularly snows in Lewiston. During 0.6 snowfall days, in April, Lewiston aggregates 0.47" (12mm) of snow. In Lewiston, during the entire year, snow falls for 22.4 days and aggregates up to 4.57" (116mm) of snow.Daylight
The average length of the day in April is 13h and 19min.On the first day of the month, sunrise is at 7:07 am and sunset at 7:50 pm. On the last day of April, sunrise is at 6:25 am and sunset at 8:20 pm CDT.
Sunshine
In April, the average sunshine in Lewiston is 8.4h.UV index
The average daily maximum UV index in April in Lewiston is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for the average person.Note: An average UV index of 4 in April transforms into this advice:
Take necessary precautions - Suggestions to elude sunburn are provided. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are April temperatures in Lewiston?
What is the average humidity in April in Lewiston?
How many days does it rain in April in Lewiston?
What is the last month it snows in Lewiston?
What is the average length of the day in April in Lewiston?
When are sunrise and sunset in April in Lewiston?
How long on average sun shines in April in Lewiston?
What is the UV index reading in April in Lewiston?
Average temperature in April
Lewiston, NE
- Average high temperature in April: 62.4°F
The warmest month (with the highest average high temperature) is July (86°F).
The month with the lowest average high temperature is January (33.1°F).
- Average low temperature in April: 43.9°F
The month with the highest average low temperature is July (67.3°F).
The coldest month (with the lowest average low temperature) is January (19.4°F).
Average pressure in April
Lewiston, NE
- Average pressure in April: 29.91"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).
Average wind speed in April
Lewiston, NE
- Average wind speed in April: 10.7mph
The windiest months (with the highest average wind speed) are March and April (10.7mph).
The calmest months (with the lowest average wind speed) are July and August (7.3mph).
Average humidity in April
Lewiston, NE
- Average humidity in April: 68%
The month with the highest relative humidity is January (77%).
The month with the lowest relative humidity is October (66%).
Average rainfall in April
Lewiston, NE
- Average rainfall in April: 1.22"
The wettest month (with the highest rainfall) is May (2.83").
The driest months (with the least rainfall) are January and February (0.35").
Average rainfall days in April
Lewiston, NE
- Average rainfall days in April: 11.6 days
The month with the highest number of rainy days is May (14.8 days).
The month with the least rainy days is February (3 days).
Average snowfall in April
Lewiston, NE
- Average snowfall in April: 0.47"
The month with the highest snowfall is January (1.1").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in April
Lewiston, NE
- Average snowfall days in April: 0.6 days
The month with the highest number of snowfall days is February (6.4 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in April /
Average sunshine in April
Lewiston, NE
- Average daylight in April: 13h and 2min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in April: 8h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).
Average sunshine days in April
Lewiston, NE
- Average sunshine days in April: 15.8 days
The month with the most sunshine days is November (24.2 days).
The month with the least sunshine days is May (13.8 days).
Average UV index in April
Lewiston, NE
- 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
Lewiston, NE
- Average cloud cover in April: 40
The months with the most cloud cover are January and March (Cloud cover 44).
The month with the least cloud cover is July (Cloud cover 25).
Average visibility in April
Lewiston, NE
- Average visibility in April: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Lewiston, Nebraska, USA
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