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
With the arrival of April, the average high-temperature transitions from a chilly 44.6°F (7°C) in March to a mild 57.2°F (14°C). During the month of April, the temperature falls to an average of 41.2°F (5.1°C).Humidity
April and October, with an average relative humidity of 68%, are the least humid months in Alta, Iowa.Rainfall
In April, the rain falls for 14.8 days. Throughout April, 2.99" (76mm) of precipitation is accumulated. In Alta, during the entire year, the rain falls for 135.1 days and collects up to 26.73" (679mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In April, it is snowing for 2.3 days. Throughout April, 1.77" (45mm) of snow is accumulated. In Alta, during the entire year, snow falls for 50 days and aggregates up to 20.04" (509mm) of snow.Daylight
The average length of the day in April in Alta is 13h and 25min.On the first day of the month, sunrise is at 7:01 am and sunset at 7:47 pm. On the last day of April, sunrise is at 6:15 am and sunset at 8:20 pm CDT.
Sunshine
In Alta, the average sunshine in April is 8h.UV index
The average daily maximum UV index in April in Alta is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The average daily UV index of 4 in April transforms into the following instructions:
Take necessary precautions - Defending against sun damage is advocated. When the Sun is at its strongest around midday, find shade and limit exposure. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.
Frequently asked questions
What are the temperatures in Alta in April?
What are the least humid months in Alta?
What is the average humidity in April in Alta?
How much does it rain in Alta in April?
How much does it snow in Alta in April?
How many hours of daylight does Alta have in April?
When is the sunrise / sunset in April in Alta?
How many hours of sunshine does Alta have in April?
What is the UV index reading in April in Alta?
Average temperature in April
Alta, IA
- Average high temperature in April: 57.2°F
The warmest month (with the highest average high temperature) is July (81.3°F).
The month with the lowest average high temperature is January (24.6°F).
- Average low temperature in April: 41.2°F
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (12.6°F).
Average pressure in April
Alta, IA
- Average pressure in April: 29.93"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).
Average wind speed in April
Alta, IA
- Average wind speed in April: 11.2mph
The windiest months (with the highest average wind speed) are January and April (11.2mph).
The calmest month (with the lowest average wind speed) is July (7.5mph).
Average humidity in April
Alta, IA
- Average humidity in April: 68%
The month with the highest relative humidity is January (85%).
The months with the lowest relative humidity are April and October (68%).
Average rainfall in April
Alta, IA
- Average rainfall in April: 2.99"
The wettest month (with the highest rainfall) is June (4.02").
The driest month (with the least rainfall) is January (0.91").
Average rainfall days in April
Alta, IA
- Average rainfall days in April: 14.8 days
The month with the highest number of rainy days is June (19 days).
The month with the least rainy days is February (3.7 days).
Average snowfall in April
Alta, IA
- Average snowfall in April: 1.77"
The month with the highest snowfall is February (5.79").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Alta, IA
- Average snowfall days in April: 2.3 days
The month with the highest number of snowfall days is January (12.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Alta, IA
- Average daylight in April: 13h and 2min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in April: 8h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).
Average sunshine days in April
Alta, IA
- Average sunshine days in April: 11.3 days
The month with the most sunshine days is November (18.8 days).
The month with the least sunshine days is June (8.1 days).
Average UV index in April
Alta, IA
- Average UV index in April: 4
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January and February (UV index 1).
Average cloud cover in April
Alta, IA
- Average cloud cover in April: 45
The month with the most cloud cover is January (Cloud cover 55).
The month with the least cloud cover is July (Cloud cover 28).
Average visibility in April
Alta, IA
- 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).
Alta, Iowa, USA
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