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
The arrival of April witnesses a small shift in the average high-temperature, moving from an agreeable 68.5°F (20.3°C) in March to a warm 74.3°F (23.5°C). Alto documents a substantial shift from daytime warmth, recording an average nighttime temperature of 50.4°F (10.2°C) in April.Humidity
In Alto, Arizona, the average relative humidity in April is 27%.Rainfall
In Alto, during April, the rain falls for 3.1 days and regularly aggregates up to 0.2" (5mm) of precipitation. In Alto, during the entire year, the rain falls for 87.8 days and collects up to 15.43" (392mm) of precipitation.Snowfall
April through November are months without snowfall in Alto.Daylight
The average length of the day in April in Alto is 12h and 58min.On the first day of the month, sunrise is at 6:10 am and sunset at 6:43 pm. On the last day of April, in Alto, sunrise is at 5:38 am and sunset at 7:03 pm MST.
Sunshine
In April, the average sunshine in Alto is 10.9h.UV index
In Alto, the average daily maximum UV index in April is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the ordinary person.Note: In April, a daily UV index of 5 turns into the following recommendations:
Take precautions - Protection against skin and eye damage is obliged. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.
Frequently asked questions
What is the average April temperature in Alto?
What is the average humidity in April in Alto?
How many days does it rain in April in Alto?
When it does not snow in Alto?
Does it snow in Alto in April?
What is the average length of the day in April in Alto?
When is the sunrise / sunset in April in Alto?
How long on average sun shines in April in Alto?
How high is the UV index in April in Alto?
Average temperature in April
Alto, AZ
- Average high temperature in April: 74.3°F
The warmest month (with the highest average high temperature) is June (91°F).
The month with the lowest average high temperature is December (59.2°F).
- Average low temperature in April: 50.4°F
The month with the highest average low temperature is July (70.2°F).
The coldest month (with the lowest average low temperature) is December (39.9°F).
Average pressure in April
Alto, AZ
- Average pressure in April: 29.89"Hg
The month with the highest atmospheric pressure is January (30.06"Hg).
The month with the lowest atmospheric pressure is June (29.82"Hg).
Average wind speed in April
Alto, AZ
- Average wind speed in April: 9.8mph
The windiest month (with the highest average wind speed) is May (9.9mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in April
Alto, AZ
- Average humidity in April: 27%
The month with the highest relative humidity is August (51%).
The months with the lowest relative humidity are May and June (24%).
Average rainfall in April
Alto, AZ
- Average rainfall in April: 0.2"
The wettest month (with the highest rainfall) is July (4.53").
The driest month (with the least rainfall) is May (0.16").
Average rainfall days in April
Alto, AZ
- Average rainfall days in April: 3.1 days
The month with the highest number of rainy days is July (21.9 days).
The month with the least rainy days is May (1.8 days).
Average snowfall in April
Alto, AZ
- Average snowfall in April: 0"
The month with the highest snowfall is December (1.06").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in April
Alto, AZ
- Average snowfall days in April: 0 days
The month with the highest number of snowfall days is February (0.8 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight in April /
Average sunshine in April
Alto, AZ
- Average daylight in April: 13h and 0min
The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 6min).
- Average sunshine in April: 10h and 5min
The month with the most sunshine is June (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 6h and 54min).
Average sunshine days in April
Alto, AZ
- Average sunshine days in April: 27.2 days
The month with the most sunshine days is May (28.8 days).
The month with the least sunshine days is July (6.6 days).
Average UV index in April
Alto, AZ
- Average UV index in April: 5
The months with the highest UV index are June and August (UV index 7).
The months with the lowest UV index are January, November and December (UV index 3).
Average cloud cover in April
Alto, AZ
- Average cloud cover in April: 11
The month with the most cloud cover is July (Cloud cover 24).
The month with the least cloud cover is May (Cloud cover 7).
Average visibility in April
Alto, AZ
- 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).
Alto, Arizona, USA
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