April weather forecast
San Ygnacio, TX

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Weather in April

April in San Ygnacio, Texas, is a hot spring month, with an average temperature varying between 89.6°F (32°C) and 68.2°F (20.1°C).

Temperature

April marks a minor ascent in the average high-temperature, adjusting from March's warm 82°F (27.8°C) to a tropical 89.6°F (32°C). Throughout the nights in April, an average low-temperature of 68.2°F (20.1°C) is noted.

Heat index

The heat index in April is calculated to be a very hot 96.8°F (36°C). Undertake enhanced precautions, heat exhaustion and heat cramps are possible risks. Continuous activity could trigger heatstroke.
One should be cognizant that the heat index values are tailored for shaded spots and mild winds. Exposure to direct sunlight may make the heat index values climb by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', measures the perceived warmth when incorporating the humidity present in the air. The impact of weather is individual, with diverse individuals experiencing it differently due to variations in body mass, height, and activity levels. Awareness of direct sun exposure is crucial as it has the potential to heighten the weather's effects, pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular importance for children. Young individuals are typically more threatened than adults due to their reduced perspiration. Also, the larger skin surface proportionate to their small bodies and the increased heat from their activities magnify their risk.
The primary way humans combat excessive warmth is by perspiring, letting sweat evaporate and cool the body. In the presence of elevated relative humidity, the evaporation rate decreases. This reduction leads to increased body heat retention compared to conditions of dry air. Excessive heat gain, when not shed effectively by the body, can result in increasing body temperatures and related hazards.

Humidity

In San Ygnacio, the average relative humidity in April is 56%.

Rainfall

In San Ygnacio, in April, during 9.3 rainfall days, 0.79" (20mm) of precipitation is typically accumulated. In San Ygnacio, during the entire year, the rain falls for 100.8 days and collects up to 12.56" (319mm) of precipitation.

Snowfall

In San Ygnacio, snow does not fall in January through November.

Daylight

In San Ygnacio, the average length of the day in April is 12h and 49min.
On the first day of April in San Ygnacio, sunrise is at 7:27 am and sunset at 7:55 pm. On the last day of the month, sunrise is at 6:59 am and sunset at 8:10 pm CDT.

Sunshine

In San Ygnacio, the average sunshine in April is 8.3h.

UV index

In San Ygnacio, the average daily maximum UV index in April is 7. A UV Index reading of 6 to 7 represents a high health risk from unsafe exposure to UV radiation for the ordinary person.
Note: The maximum daily UV index of 7 in April converts into the following recommendations:
Exercise precautions and adapt sun safety practices. Defence against skin and eye affliction is paramount. Between 10 a.m. and 4 p.m., the Sun's UV radiation is at its peak. Limit your exposure to direct sunlight during these hours. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.
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Frequently asked questions

How hot does it get in San Ygnacio in April?

In April, the average high-temperature and low-temperature are 89.6°F (32°C) and 68.2°F (20.1°C) respectively. In April, the average heat index (a.k.a. 'feels like', 'real feel'), which factors the actual air temperature with the relative humidity, is calculated to be 96.8°F (36°C).

What is the average humidity in April in San Ygnacio?

The average relative humidity in April in San Ygnacio is 56%.

How much does it rain in San Ygnacio in April?

In San Ygnacio, during April, the rain falls for 9.3 days and regularly aggregates up to 0.79" (20mm) of precipitation.

When it does not snow in San Ygnacio?

January through November are months without snowfall in San Ygnacio.

How many hours of daylight does San Ygnacio have in April?

The average day length in April in San Ygnacio is 12h and 49min.

What time are sunrise and sunset in April in San Ygnacio?

In April, on the first day of the month, sunrise is at 7:27 am and sunset at 7:55 pm. On the last day of the month, in San Ygnacio, sunrise is at 6:59 am and sunset at 8:10 pm CDT.

How long on average sun shines in April in San Ygnacio?

In San Ygnacio, the average sunshine duration in April is 8.3h.

How high is the UV index in April in San Ygnacio?

In April, the average daily maximum UV index 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
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in April
San Ygnacio, TX

Average temperature in April - San Ygnacio, TX
  • Average high temperature in April: 89.6°F

The warmest month (with the highest average high temperature) is August (100.6°F).
The month with the lowest average high temperature is January (68.5°F).

  • Average low temperature in April: 68.2°F

The month with the highest average low temperature is August (80.4°F).
The coldest month (with the lowest average low temperature) is January (51.8°F).

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Average pressure in April
San Ygnacio, TX

Average pressure in April - San Ygnacio, TX
  • Average pressure in April: 29.88"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The months with the lowest atmospheric pressure are May and June (29.86"Hg).

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Average wind speed in April
San Ygnacio, TX

Average wind speed in April - San Ygnacio, TX
  • Average wind speed in April: 12.8mph

The windiest month (with the highest average wind speed) is July (14.5mph).
The calmest month (with the lowest average wind speed) is December (8.8mph).

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Average humidity in April
San Ygnacio, TX

Average humidity in April - San Ygnacio, 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 (50%).

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Average rainfall in April
San Ygnacio, TX

Average rainfall in April - San Ygnacio, TX
  • Average rainfall in April: 0.79"

The wettest month (with the highest rainfall) is September (2.83").
The driest month (with the least rainfall) is February (0.51").

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Average rainfall days in April
San Ygnacio, TX

Average rainfall days in April - San Ygnacio, TX
  • Average rainfall days in April: 9.3 days

The month with the highest number of rainy days is September (15.8 days).
The month with the least rainy days is August (6.4 days).

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Average snowfall in April
San Ygnacio, TX

Average snowfall in April - San Ygnacio, TX
  • Average snowfall in April: 0"

The month with the highest snowfall is December (0.04").
The months with the least snowfall are January, February, March, April, May, June, July, August, September, October and November (0").

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Average snowfall days in April
San Ygnacio, TX

Average snowfall days in April - San Ygnacio, TX
  • Average snowfall days in April: 0 days

The months with the highest number of snowfall days are January and December (0.1 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October and November (0 days).

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Average daylight in April /
Average sunshine in April
San Ygnacio, TX

Average daylight in April / Average sunshine in April - San Ygnacio, TX
  • Average daylight in April: 12h and 5min

The month with the longest days is June (Average daylight: 13h and 48min).
The month with the shortest days is December (Average daylight: 10h and 30min).

  • Average sunshine in April: 8h and 2min

The month with the most sunshine is June (Average sunshine: 11h and 12min).
The month with the least sunshine is December (Average sunshine: 5h and 54min).

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Average sunshine days in April
San Ygnacio, TX

Average sunshine days in April - San Ygnacio, TX
  • Average sunshine days in April: 17.8 days

The month with the most sunshine days is August (23.2 days).
The month with the least sunshine days is September (12.8 days).

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Average UV index in April
San Ygnacio, TX

Average UV index in April - San Ygnacio, TX
  • Average UV index in April: 7

The months with the highest UV index are June, 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
San Ygnacio, TX

Average cloud cover in April - San Ygnacio, TX
  • Average cloud cover in April: 30

The month with the most cloud cover is December (Cloud cover 34).
The month with the least cloud cover is August (Cloud cover 16).

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Average visibility in April
San Ygnacio, TX

Average visibility in April - San Ygnacio, 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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San Ygnacio, Texas, USA

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