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 introduces a marginal temperature uplift, with average high-temperatures adjusting from March's agreeable 72.1°F (22.3°C) to a moderately hot 79°F (26.1°C). Nighttime temperatures consistently average a moderate 59.5°F (15.3°C) during April.Humidity
The average relative humidity in April is 70%.Rainfall
In April, in Castle Hills, Texas, the rain falls for 16.1 days. Throughout April, 1.81" (46mm) of precipitation is accumulated. Throughout the year, in Castle Hills, there are 155.9 rainfall days, and 22.76" (578mm) of precipitation is accumulated.Snowfall
March through December are months without snowfall.Daylight
In April, the average length of the day in Castle Hills is 12h and 54min.On the first day of the month, sunrise is at 7:22 am and sunset at 7:52 pm. On the last day of April, in Castle Hills, sunrise is at 6:51 am and sunset at 8:10 pm CDT.
Sunshine
The average sunshine in April in Castle Hills is 7.2h.UV index
In April, the average daily maximum UV index in Castle Hills, Texas, is 5. A UV Index estimate 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, the average maximum UV index of 5 translates into the following recommendations:
Be mindful. Individuals with a lighter skin tone may suffer burns in less than 30 minutes. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Castle Hills in April?
What is the average humidity in April in Castle Hills?
How much does it rain in Castle Hills in April?
When it does not snow in Castle Hills?
What is the average length of the day in April in Castle Hills?
When are sunrise and sunset in April in Castle Hills?
How many hours of sunshine does Castle Hills have in April?
What is the UV index intensity in April in Castle Hills?
Average temperature in April
Castle Hills, TX
- Average high temperature in April: 79°F
The warmest month (with the highest average high temperature) is August (96.6°F).
The month with the lowest average high temperature is January (61.2°F).
- Average low temperature in April: 59.5°F
The month with the highest average low temperature is August (75°F).
The coldest month (with the lowest average low temperature) is January (44.2°F).
Average pressure in April
Castle Hills, TX
- Average pressure in April: 29.92"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed in April
Castle Hills, TX
- Average wind speed in April: 8.8mph
The windiest months (with the highest average wind speed) are February, March, April and May (8.8mph).
The calmest month (with the lowest average wind speed) is September (6.4mph).
Average humidity in April
Castle Hills, TX
- Average humidity in April: 70%
The month with the highest relative humidity is May (73%).
The month with the lowest relative humidity is August (59%).
Average rainfall in April
Castle Hills, TX
- Average rainfall in April: 1.81"
The wettest month (with the highest rainfall) is May (3.78").
The driest month (with the least rainfall) is February (0.94").
Average rainfall days in April
Castle Hills, TX
- Average rainfall days in April: 16.1 days
The month with the highest number of rainy days is May (18 days).
The months with the least rainy days are January and August (9.3 days).
Average snowfall in April
Castle Hills, TX
- Average snowfall in April: 0"
The months with the highest snowfall are January and February (0.08").
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in April
Castle Hills, TX
- Average snowfall days in April: 0 days
The month with the highest number of snowfall days is February (0.4 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).
Average daylight in April /
Average sunshine in April
Castle Hills, TX
- Average daylight in April: 12h and 5min
The month with the longest days is June (Average daylight: 14h and 0min).
The month with the shortest days is December (Average daylight: 10h and 18min).
- Average sunshine in April: 7h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 12min).
Average sunshine days in April
Castle Hills, TX
- Average sunshine days in April: 11.4 days
The month with the most sunshine days is January (20 days).
The month with the least sunshine days is May (10.2 days).
Average UV index in April
Castle Hills, TX
- Average UV index in April: 5
The months with the highest UV index are June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 3).
Average cloud cover in April
Castle Hills, TX
- Average cloud cover in April: 45
The month with the most cloud cover is March (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 25).
Average visibility in April
Castle Hills, TX
- 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).
Castle Hills, Texas, USA
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