April weather forecastPalo Alto, TX
April
Weather in April
April, like March, in Palo Alto, Texas, is a moderately hot spring month, with an average temperature varying between 82.4°F (28°C) and 65.7°F (18.7°C).Temperature
April's arrival is noted with a slight increase in the average high-temperature, moving from a warm 75.9°F (24.4°C) in March to a still moderately hot 82.4°F (28°C). April in Palo Alto generally records an average low-temperature of 65.7°F (18.7°C).Heat index
April's average heat index is estimated at a tropical 87.8°F (31°C). Prolonged exposure combined with continuous activity could lead to exhaustion, and possibly heat cramps.Heat index data is primarily for areas with shade and subjected to light winds. Direct sunlight might cause an increase of up to 15 Fahrenheit (8 Celsius) degrees in the heat index.
Note: The heat index, also known as 'feels like' or 'real feel', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. Additional elements encompassing metabolic differences, the degree of physical activity, and attire can impact the individual's perception of temperature. Realize that direct exposure to sunlight can augment the felt heat, leading to a potential increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance for children. Children frequently do not comprehend the need for rest and hydration. Thirst is an advanced stage of dehydration - staying hydrated, especially during extended physical exercises, is essential.
Humidity
In April, the average relative humidity is 72%.Rainfall
In Palo Alto, in April, during 9.3 rainfall days, 0.83" (21mm) of precipitation is typically accumulated. In Palo Alto, during the entire year, the rain falls for 107.4 days and collects up to 10.43" (265mm) of precipitation.Snowfall
January, March through November are months without snowfall.Daylight
In Palo Alto, the average length of the day in April is 12h and 50min.On the first day of April, sunrise is at 7:20 am and sunset at 7:49 pm. On the last day of the month, sunrise is at 6:51 am and sunset at 8:04 pm CDT.
Sunshine
The average sunshine in April is 8h.UV index
The average daily maximum UV index in April is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV rays for average individuals.Note: In April, the maximum UV index of 6 suggests these recommendations:
Act on precautions and pay attention to sun safety recommendations. Avoidance of sunburn is obligatory. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is at its strongest, and remember that parasols or canopies do not offer full protection. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Palo Alto, TX
- Average high temperature in April: 82.4°F
The warmest month (with the highest average high temperature) is August (95.9°F).
The month with the lowest average high temperature is January (65.5°F).
- Average low temperature in April: 65.7°F
The month with the highest average low temperature is August (78.4°F).
The coldest month (with the lowest average low temperature) is January (50.5°F).
Average pressure in April
Palo Alto, TX
- Average pressure in April: 29.9"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).
Average wind speed in April
Palo Alto, TX
- Average wind speed in April: 10.9mph
The windiest month (with the highest average wind speed) is May (11.1mph).
The calmest month (with the lowest average wind speed) is September (8.2mph).
Average humidity in April
Palo Alto, TX
- Average humidity in April: 72%
The month with the highest relative humidity is May (74%).
The month with the lowest relative humidity is August (65%).
Average rainfall in April
Palo Alto, TX
- Average rainfall in April: 0.83"
The wettest month (with the highest rainfall) is September (1.73").
The driest month (with the least rainfall) is February (0.47").
Average rainfall days in April
Palo Alto, TX
- Average rainfall days in April: 9.3 days
The month with the highest number of rainy days is September (14.6 days).
The month with the least rainy days is August (6.7 days).
Average snowfall in April
Palo Alto, TX
- Average snowfall in April: 0"
The months with the highest snowfall are February and December (0.04").
The months with the least snowfall are January, March, April, May, June, July, August, September, October and November (0").
Average snowfall days in April
Palo Alto, TX
- Average snowfall days in April: 0 days
The month with the highest number of snowfall days is February (0.2 days).
The months with the least snowfall days are January, March, April, May, June, July, August, September, October and November (0 days).
Average daylight in April /
Average sunshine in April
Palo Alto, TX
- Average daylight in April: 12h and 48min
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 54min).
Average sunshine days in April
Palo Alto, TX
- Average sunshine days in April: 17.1 days
The month with the most sunshine days is August (22.9 days).
The month with the least sunshine days is September (13 days).
Average UV index in April
Palo Alto, 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
Palo Alto, TX
- Average cloud cover in April: 40
The months with the most cloud cover are February and December (Cloud cover 45).
The month with the least cloud cover is August (Cloud cover 18).
Average visibility in April
Palo Alto, 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).





