April weather forecast
Santo Tomas, TX

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Weather in April

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

Temperature

Santo Tomas's weather in April shows a minor rise in the average high-temperature, moving slightly up from March's warm 80.4°F (26.9°C) to a tropical 88°F (31.1°C). Santo Tomas's average low-temperature in the month of April is recorded at an enjoyable 66.7°F (19.3°C).

Heat index

The average heat index in April is estimated at a tropical 93.2°F (34°C). Take greater precautions, heat exhaustion and heat cramps may be expected. Heatstroke could result from lengthy activity.
When referencing the heat index, its values are suitable for shady environments and light breezes. The heat index has the possibility to be enhanced by 15 Fahrenheit (8 Celsius) degrees when there is direct sun exposure.
Note: The heat index, also known as 'apparent temperature' or 'real feel', arises from combining readings of air temperature and relative moisture content. The influence of weather is personal, differing among a variety of individuals based on differences in body mass, stature, and the level of physical activity. 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 essentially critical for children. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it's vital to remain hydrated, particularly during prolonged physical activities.

Humidity

In April, the average relative humidity is 56%.

Rainfall

In April, in Santo Tomas, the rain falls for 9.6 days. Throughout April, 0.87" (22mm) of precipitation is accumulated. Throughout the year, in Santo Tomas, there are 91.9 rainfall days, and 10.55" (268mm) of precipitation is accumulated.

Snowfall

In Santo Tomas, snow does not fall in March through November.

Daylight

The average length of the day in April in Santo Tomas is 12h and 51min.
On the first day of April, 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.

Sunshine

In Santo Tomas, Texas, the average sunshine in April is 8.2h.

UV index

The average daily maximum UV index in April is 7. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for the ordinary person.
Note: The UV index of 7 in April translates into these instructions:
Beware of overexposure. Fair-skinned individuals risk burning in less than 20 minutes. The Sun's UV radiation is most intense from 10 a.m. to 4 p.m. Try to avoid direct sun exposure during these hours. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
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Frequently asked questions

How hot is it in Santo Tomas in April?

The high-temperature, in April, in Santo Tomas, is 88°F (31.1°C), while the low-temperature averages to 66.7°F (19.3°C). In April, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which factors the actual air temperature with the relative humidity, is estimated at 93.2°F (34°C).

What is the average humidity in April in Santo Tomas?

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

How much does it rain in Santo Tomas in April?

In Santo Tomas, in April, during 9.6 rainfall days, 0.87" (22mm) of precipitation is typically accumulated.

When it does not snow in Santo Tomas?

March through November are months without snowfall in Santo Tomas.

What is the average length of the day in April in Santo Tomas?

In Santo Tomas, the average day length in April is 12h and 51min.

When is the sunrise / sunset in April in Santo Tomas?

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, in Santo Tomas, Texas, sunrise is at 6:59 am and sunset at 8:12 pm CDT.

How long on average sun shines in April in Santo Tomas?

The average sunshine duration in April is 8.2h.

What is the UV index intensity in April in Santo Tomas?

The average daily maximum UV index in April in Santo Tomas is 7. A UV Index of 6 to 7 symbolizes a high health threat 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).

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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).

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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).

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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%).

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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").

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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).

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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).

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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).

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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).

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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).

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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).

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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).

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Santo Tomas, Texas, USA

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