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
April's arrival brings a modest temperature shift, moving from a cool 53.8°F (12.1°C) in March to an enjoyable 61.3°F (16.3°C). Flagstaff encounters a substantial decline from its daily high to a low-temperature of 37.2°F (2.9°C) during April nights.Humidity
In April, the average relative humidity is 36%.Rainfall
In Flagstaff, in April, during 5.6 rainfall days, 0.55" (14mm) of precipitation is typically accumulated. Throughout the year, in Flagstaff, there are 74.8 rainfall days, and 12.56" (319mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall in Flagstaff. In Flagstaff, during April, snow falls for 2.4 days and regularly aggregates up to 2.2" (56mm) of snow. Throughout the year, there are 30.6 snowfall days, and 28.66" (728mm) of snow is accumulated.Daylight
The average length of the day in April in Flagstaff is 13h and 6min.On the first day of April, sunrise is at 6:11 am and sunset at 6:48 pm. On the last day of the month, sunrise is at 5:35 am and sunset at 7:12 pm MST.
Sunshine
In Flagstaff, Arizona, the average sunshine in April is 10.7h.UV index
In Flagstaff, the average daily maximum UV index in April is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for the ordinary person.Note: In April, the UV index of 4 transforms into the following advice:
Take precautions. Light skin individuals may get burned in less than 30 minutes. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
Frequently asked questions
What is the temperature in April in Flagstaff?
What is the average humidity in April in Flagstaff?
How much does it rain in Flagstaff in April?
How much does it snow in Flagstaff in April?
What is the average length of the day in April in Flagstaff?
When are sunrise and sunset in April in Flagstaff?
How long on average sun shines in April in Flagstaff?
What is the UV index intensity in April in Flagstaff?
Average temperature in April
Flagstaff, AZ
- Average high temperature in April: 61.3°F
The warmest month (with the highest average high temperature) is July (82.8°F).
The months with the lowest average high temperature are January and December (42.6°F).
- Average low temperature in April: 37.2°F
The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is December (24.8°F).
Average pressure in April
Flagstaff, AZ
- Average pressure in April: 29.91"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).
Average wind speed in April
Flagstaff, AZ
- Average wind speed in April: 9.6mph
The windiest month (with the highest average wind speed) is April (9.6mph).
The calmest month (with the lowest average wind speed) is August (5.8mph).
Average humidity in April
Flagstaff, AZ
- Average humidity in April: 36%
The month with the highest relative humidity is January (66%).
The month with the lowest relative humidity is June (24%).
Average rainfall in April
Flagstaff, AZ
- Average rainfall in April: 0.55"
The wettest month (with the highest rainfall) is July (2.56").
The driest month (with the least rainfall) is June (0.24").
Average rainfall days in April
Flagstaff, AZ
- Average rainfall days in April: 5.6 days
The month with the highest number of rainy days is July (16.2 days).
The months with the least rainy days are February and November (2.5 days).
Average snowfall in April
Flagstaff, AZ
- Average snowfall in April: 2.2"
The month with the highest snowfall is December (7.36").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Flagstaff, AZ
- Average snowfall days in April: 2.4 days
The month with the highest number of snowfall days is December (7.4 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in April /
Average sunshine in April
Flagstaff, AZ
- Average daylight in April: 13h and 1min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in April: 10h and 4min
The months with the most sunshine are June and August (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 6h and 48min).
Average sunshine days in April
Flagstaff, AZ
- Average sunshine days in April: 22.9 days
The month with the most sunshine days is June (25.8 days).
The month with the least sunshine days is July (11.4 days).
Average UV index in April
Flagstaff, AZ
- 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
Flagstaff, AZ
- Average cloud cover in April: 16
The month with the most cloud cover is December (Cloud cover 24).
The month with the least cloud cover is June (Cloud cover 7).
Average visibility in April
Flagstaff, 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).
Flagstaff, Arizona, USA
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