April weather forecast
Santo Tomas, TX

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Weather in April

April in Santo Tomas, Texas, is a hot spring month, with an average temperature fluctuating between 88°F (31.1°C) and 66.7°F (19.3°C).

Temperature

Santo Tomas's transition into April is noticed by a slight rise in the average high-temperature, advancing from a moderately hot 80.4°F (26.9°C) in March to a hot 88°F (31.1°C). The mean low-temperature during April nights is an enjoyable 66.7°F (19.3°C).

Heat index

April's heat index is appraised at a hot 93.2°F (34°C). More safety actions are required, heat exhaustion and heat cramps are probable. Long-term activity may precipitate heatstroke.
Given the heat index, its values are aligned with shaded sites and gentle winds. The direct sunshine could escalate the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', arises from combining readings of air temperature and relative moisture content. A person's impression of weather can be affected by numerous aspects, among them metabolic variations, pregnancy, and activity levels. In the direct sunlight, the weather's impact can be amplified, possibly boosting the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Kids frequently fail to realize the necessity for resting and hydrating. Thirst is an advanced indication of dehydration - hence, maintaining hydration, especially during extended physical activities, becomes essential.

Humidity

In Santo Tomas, the average relative humidity in April is 56%.

Rainfall

In April, the rain falls for 9.6 days. Throughout April, 0.87" (22mm) of precipitation is accumulated. In Santo Tomas, during the entire year, the rain falls for 91.9 days and collects up to 10.55" (268mm) of precipitation.

Snowfall

March through November are months without snowfall.

Daylight

The average length of the day in April is 12h and 51min.
On the first day of the month, sunrise is at 7:28 am and sunset at 7:56 pm. On the last day of April, sunrise is at 6:59 am and sunset at 8:12 pm CDT.

Sunshine

In April, the average sunshine is 8.2h.

UV index

The average daily maximum UV index in April is 7. A UV Index of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: A maximum high UV index of 7 in April translates into the following recommendations:
Ward off overexposure. Defence against solar harm is crucial. Try to minimize direct Sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Also note that objects like parasols or canopies might not provide complete sun protection. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.
Updated: Jul 19, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot does it get in April?

April temperatures vary between a high-temperature of 88°F (31.1°C) and a low-temperature of 66.7°F (19.3°C). The average heat index (a.k.a. 'feels like', 'real feel'), which represents the influence of relative humidity on air temperature, in April is appraised at 93.2°F (34°C).

What is the average humidity in April in Santo Tomas?

In April, the average relative humidity is 56%.

How many days does it rain in April?

In Santo Tomas, during April, the rain falls for 9.6 days and regularly aggregates up to 0.87" (22mm) of precipitation.

When it does not snow?

March through November are months without snowfall.

How many hours of daylight does Santo Tomas have in April?

The average day length in April in Santo Tomas is 12h and 51min.

When is the sunrise / sunset in April?

In April, on the first day of the month, sunrise is at 7:28 am and sunset at 7:56 pm. On the last day of the month, sunrise is at 6:59 am and sunset at 8:12 pm CDT.

How many hours of sunshine does Santo Tomas have in April?

In April, the average sunshine duration is 8.2h.

What is the UV index intensity in April?

The average daily maximum UV index in April is 7. A UV Index of 6 to 7 symbolizes a high hazard to health from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in April
Santo Tomas, TX

Average temperature in April - Santo Tomas, TX
  • Average high temperature in April: 88°F

The warmest month (with the highest average high temperature) is August (100°F).
The month with the lowest average high temperature is January (66.9°F).

  • Average low temperature in April: 66.7°F

The month with the highest average low temperature is August (79.9°F).
The coldest month (with the lowest average low temperature) is January (50.2°F).

Average pressure in April
Santo Tomas, TX

Average pressure in April - Santo Tomas, TX
  • Average pressure in April: 29.88"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The months with the lowest atmospheric pressure are May and June (29.86"Hg).

Average wind speed in April
Santo Tomas, TX

Average wind speed in April - Santo Tomas, TX
  • Average wind speed in April: 12.3mph

The windiest month (with the highest average wind speed) is July (13.5mph).
The calmest month (with the lowest average wind speed) is December (8.9mph).

Average humidity in April
Santo Tomas, TX

Average humidity in April - Santo Tomas, TX
  • Average humidity in April: 56%

The month with the highest relative humidity is December (62%).
The month with the lowest relative humidity is August (49%).

Average rainfall in April
Santo Tomas, TX

Average rainfall in April - Santo Tomas, TX
  • Average rainfall in April: 0.87"

The wettest month (with the highest rainfall) is September (2.17").
The driest month (with the least rainfall) is February (0.43").

Average rainfall days in April
Santo Tomas, TX

Average rainfall days in April - Santo Tomas, TX
  • Average rainfall days in April: 9.6 days

The month with the highest number of rainy days is September (12.9 days).
The month with the least rainy days is November (5.5 days).

Average snowfall days in April
Santo Tomas, TX

Average snowfall days in April - Santo Tomas, TX
  • Average snowfall days in April: 0 days

The month with the highest number of snowfall days is January (0.2 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
Santo Tomas, TX

Average daylight in April / Average sunshine in April - Santo Tomas, 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 1min

The month with the most sunshine is July (Average sunshine: 11h and 12min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).

Average sunshine days in April
Santo Tomas, TX

Average sunshine days in April - Santo Tomas, TX
  • Average sunshine days in April: 18.3 days

The month with the most sunshine days is January (23.3 days).
The month with the least sunshine days is September (15.1 days).

Average UV index in April
Santo Tomas, TX

Average UV index in April - Santo Tomas, TX
  • Average UV index in April: 7

The months with the highest UV index are July and August (UV index 8).
The months with the lowest UV index are January and December (UV index 4).

Average cloud cover in April
Santo Tomas, TX

Average cloud cover in April - Santo Tomas, TX
  • Average cloud cover in April: 31

The month with the most cloud cover is December (Cloud cover 36).
The month with the least cloud cover is August (Cloud cover 17).

Average visibility in April
Santo Tomas, TX

Average visibility in April - Santo Tomas, 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).

Santo Tomas, Texas, USA

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