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 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
Observing a minor shift, the average high-temperature during April adjusts from March's warm 75.4°F (24.1°C) to a still moderately hot 82.8°F (28.2°C). The average nighttime temperature lowers to an enjoyable 62.2°F (16.8°C) throughout April.Humidity
The average relative humidity in April is 21%.Rainfall
In April, the rain falls for 2.6 days. Throughout April, 0.12" (3mm) of precipitation is accumulated. Throughout the year, there are 39.4 rainfall days, and 3.9" (99mm) of precipitation is accumulated.Daylight
In Swansea, Arizona, the average length of the day in April is 13h and 4min.On the first day of April, sunrise is at 6:21 am and sunset at 6:56 pm. On the last day of the month, sunrise is at 5:45 am and sunset at 7:19 pm MST.
Sunshine
In April, the average sunshine is 10.3h.UV index
The average daily maximum UV index in April is 6. A UV Index reading of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for the average person.Note: In April, the maximum UV index of 6 suggests these recommendations:
Skirt overexposure. People with light complexions might get scorched in under 20 minutes. Avoid exposure to the Sun and try to stay in the shade between 10 a.m. and 4 p.m., when UV radiation is most potent, but be aware that parasols or canopies may not offer full protection. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is it hot during April?
What is the average humidity in April?
How many days does it rain in April?
What is the average length of the day in April?
What time are sunrise and sunset in April?
How long on average sun shines in April?
How high is the UV index in April?
Average temperature in April
Swansea, AZ
- Average high temperature in April: 82.8°F
The warmest month (with the highest average high temperature) is July (104.2°F).
The month with the lowest average high temperature is December (61.2°F).
- Average low temperature in April: 62.2°F
The month with the highest average low temperature is August (85.6°F).
The coldest month (with the lowest average low temperature) is December (47.1°F).
Average pressure in April
Swansea, AZ
- Average pressure in April: 29.86"Hg
The month with the highest atmospheric pressure is January (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.74"Hg).
Average wind speed in April
Swansea, AZ
- Average wind speed in April: 8.5mph
The windiest month (with the highest average wind speed) is April (8.5mph).
The calmest month (with the lowest average wind speed) is November (5.8mph).
Average humidity in April
Swansea, AZ
- Average humidity in April: 21%
The months with the highest relative humidity are January and December (39%).
The month with the lowest relative humidity is June (15%).
Average rainfall in April
Swansea, AZ
- Average rainfall in April: 0.12"
The wettest month (with the highest rainfall) is July (0.59").
The driest months (with the least rainfall) are May and June (0.04").
Average rainfall days in April
Swansea, AZ
- Average rainfall days in April: 2.6 days
The month with the highest number of rainy days is July (7.8 days).
The month with the least rainy days is May (1.2 days).
Average daylight in April /
Average sunshine in April
Swansea, AZ
- Average daylight in April: 13h and 1min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in April: 10h and 2min
The month with the most sunshine is June (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 7h and 0min).
Average sunshine days in April
Swansea, AZ
- Average sunshine days in April: 27.6 days
The month with the most sunshine days is May (29.3 days).
The month with the least sunshine days is July (20.2 days).
Average UV index in April
Swansea, AZ
- Average UV index in April: 6
The month with the highest UV index is July (UV index 9).
The month with the lowest UV index is December (UV index 3).
Average cloud cover in April
Swansea, AZ
- Average cloud cover in April: 11
The month with the most cloud cover is December (Cloud cover 19).
The month with the least cloud cover is June (Cloud cover 5).
Average visibility in April
Swansea, 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).
Swansea, Arizona, USA
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