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 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
In Calallen, the onset of April comes with a modest high-temperature shift, transitioning from March's moderately hot 74.8°F (23.8°C) to a still warm 81.5°F (27.5°C). Calallen's temperature lowers to a mean of 65.8°F (18.8°C) during the nights in April.Heat index
The heat index value during April is estimated at a hot 86°F (30°C). If one remains active during constant exposure, it might cause exhaustion and heat cramps.The heat index's values are generally associated with conditions in shade and light breezes. Exposing to direct sunshine may enhance heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', stands as a testimony to how temperature and humidity combine to impact our sense of warmth. Additional factors encompassing metabolic differences, the level of physical activity, and clothing can impact the individual's perception of temperature. One must note that being under the direct sun can escalate the heat's effects, with the heat index possibly rising by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for children. Children often miss understanding the importance of rest and rehydration. Thirst usually appears late during dehydration - therefore, maintaining hydration, particularly during long physical activities, is essential.
Humidity
In Calallen, Texas, the average relative humidity in April is 73%.Rainfall
In Calallen, during April, the rain falls for 12.1 days and regularly aggregates up to 1.34" (34mm) of precipitation. Throughout the year, in Calallen, there are 135.9 rainfall days, and 16.65" (423mm) of precipitation is accumulated.Snowfall
January, March through December are months without snowfall in Calallen.Daylight
In April, the average length of the day in Calallen is 12h and 51min.On the first day of April in Calallen, Texas, sunrise is at 7:19 am and sunset at 7:48 pm. On the last day of the month, sunrise is at 6:50 am and sunset at 8:04 pm CDT.
Sunshine
In April, the average sunshine in Calallen is 8h.UV index
In Calallen, the average daily maximum UV index in April is 6. A UV Index value of 6 to 7 symbolizes a high health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: An average UV index of 6 in April transforms into this advice:
Guard oneself from overexposure. Defence against sun injury is vital. Between 10 a.m. and 4 p.m., UV radiation is strongest. Make an effort to avoid direct sunlight during this time, remembering that shade structures may not provide full sun protection. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
Frequently asked questions
What are April temperatures in Calallen?
What is the average humidity in April in Calallen?
How much does it rain in Calallen in April?
When it does not snow in Calallen?
How many hours of daylight does Calallen have in April?
What time are sunrise and sunset in April in Calallen?
How many hours of sunshine does Calallen have in April?
How high is the UV index in April in Calallen?
Average temperature in April
Calallen, TX
- Average high temperature in April: 81.5°F
The warmest month (with the highest average high temperature) is August (95°F).
The month with the lowest average high temperature is January (64.9°F).
- Average low temperature in April: 65.8°F
The month with the highest average low temperature is August (79°F).
The coldest month (with the lowest average low temperature) is January (50.4°F).
Average pressure in April
Calallen, TX
- Average pressure in April: 29.9"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The months with the lowest atmospheric pressure are May and June (29.88"Hg).
Average wind speed in April
Calallen, TX
- Average wind speed in April: 11mph
The windiest month (with the highest average wind speed) is May (11.1mph).
The calmest month (with the lowest average wind speed) is September (8.3mph).
Average humidity in April
Calallen, TX
- Average humidity in April: 73%
The month with the highest relative humidity is May (75%).
The month with the lowest relative humidity is August (66%).
Average rainfall in April
Calallen, TX
- Average rainfall in April: 1.34"
The wettest month (with the highest rainfall) is September (2.48").
The driest month (with the least rainfall) is August (0.71").
Average rainfall days in April
Calallen, TX
- Average rainfall days in April: 12.1 days
The month with the highest number of rainy days is September (16.5 days).
The month with the least rainy days is August (7.1 days).
Average snowfall days in April
Calallen, TX
- Average snowfall days in April: 0 days
The month with the highest number of snowfall days is February (0.1 days).
The months with the least snowfall days are January, March, April, May, June, July, August, September, October, November and December (0 days).
Average daylight in April /
Average sunshine in April
Calallen, TX
- Average daylight in April: 12h and 5min
The month with the longest days is June (Average daylight: 13h and 54min).
The month with the shortest days is December (Average daylight: 10h and 24min).
- Average sunshine in April: 8h and 0min
The month with the most sunshine is July (Average sunshine: 11h and 12min).
The month with the least sunshine is December (Average sunshine: 4h and 48min).
Average sunshine days in April
Calallen, TX
- Average sunshine days in April: 13.8 days
The month with the most sunshine days is July (21.6 days).
The month with the least sunshine days is September (11.3 days).
Average UV index in April
Calallen, TX
- Average UV index in April: 6
The month with the highest UV index is July (UV index 8).
The months with the lowest UV index are January and December (UV index 4).
Average cloud cover in April
Calallen, TX
- Average cloud cover in April: 40
The months with the most cloud cover are February and December (Cloud cover 46).
The month with the least cloud cover is August (Cloud cover 19).
Average visibility in April
Calallen, 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).
Calallen, Texas, USA
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