March weather forecast
South Alamo, TX

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Weather in March

March, the first month of the spring in South Alamo, is still a warm month, with temperature in the range of an average low of 63.1°F (17.3°C) and an average high of 82°F (27.8°C).

Temperature

As South Alamo transitions into March, the average high-temperature is observed to slightly rise from a warm 75.4°F (24.1°C) in February to a still moderately hot 82°F (27.8°C). During March, an average low-temperature of 63.1°F (17.3°C) is observed.

Heat index

For most parts of March, the heat index is estimated at a tropical 86°F (30°C). If one sustains activity during exposure, it could lead to a sense of fatigue, with a chance of heat cramps.
Always consider that heat index estimations are for light winds and places in the shade. Exposure to unobstructed sunshine could lead to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is a measure that combines air temperature and relative humidity into a single value that indicates how hot the weather feels. A person's impression of weather can be shaped by many aspects, among them metabolic variations, pregnancy, and levels of physical activity. You should know that direct sun exposure can heighten weather effects, potentially elevating the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular importance for children. Youngsters typically face more danger than adults since they sweat less. Their larger skin surface compared to their small bodies and heightened heat production from their activities augment their vulnerability.

Humidity

In March, the average relative humidity is 65%.

Rainfall

In South Alamo, in March, during 6.8 rainfall days, 0.39" (10mm) of precipitation is typically accumulated. Throughout the year, there are 94.1 rainfall days, and 9.06" (230mm) of precipitation is accumulated.

Snowfall

In South Alamo, snow does not fall in February through December.

Daylight

The average length of the day in March is 12h and 2min.
On the first day of March, sunrise is at 6:54 am and sunset at 6:34 pm CST. On the last day of the month, sunrise is at 7:23 am and sunset at 7:49 pm CDT.
Note: On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from CST to CDT. Daylight Saving Time lasts until Sunday, November 3. 2024, at 2:00 am; consequently, the time zone reverts from CDT to CST.

Sunshine

The average sunshine in March in South Alamo is 7.8h.

UV index

In March, the average daily maximum UV index in South Alamo is 6. A UV Index estimate of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: In March, the UV index of 6 transforms into the following advice:
Follow precautions and abide by sun safety rules. Deterrence of sunburn is imperative. It's important to stay in the shade and limit exposure to the sun from 10 a.m. to 4 p.m., when UV radiation is most intense, although remember that shade structures may not provide full sun protection. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.
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Frequently asked questions

What are the temperatures in South Alamo in March?

An average high-temperature, in March, in South Alamo, is 82°F (27.8°C) and the average low-temperature is 63.1°F (17.3°C). In March, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which calculates the temperature value influenced by the moisture in the air, is estimated at 86°F (30°C).

What is the average humidity in March in South Alamo?

The average relative humidity in March in South Alamo, Texas, is 65%.

How much does it rain in South Alamo in March?

In South Alamo, Texas, in March, during 6.8 rainfall days, 0.39" (10mm) of precipitation is typically accumulated.

When it does not snow in South Alamo?

February through December are months without snowfall.

What is the average length of the day in March in South Alamo?

In South Alamo, Texas, the average day length in March is 12h and 2min.

When is the sunrise / sunset in March in South Alamo?

On the first day of March, sunrise is at 6:54 am and sunset at 6:34 pm CST. On the last day of the month, sunrise is at 7:23 am and sunset at 7:49 pm CDT.

When does Daylight Saving Time (DST) start in March in South Alamo?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from CST to CDT. DST ends Sunday, November 3. 2024, at 2:00 am.

How long on average sun shines in March in South Alamo?

In South Alamo, the average sunshine duration in March is 7.8h.

What is the UV index reading in March in South Alamo?

In South Alamo, Texas, the average daily maximum UV index in March is 6. A UV Index of 6 to 7 symbolizes a high health risk from exposure to the Sun's 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 March
South Alamo, TX

Average temperature in March - South Alamo, TX
  • Average high temperature in March: 82°F

The warmest month (with the highest average high temperature) is August (98.2°F).
The month with the lowest average high temperature is January (69.6°F).

  • Average low temperature in March: 63.1°F

The month with the highest average low temperature is August (79.7°F).
The coldest month (with the lowest average low temperature) is January (53.4°F).

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Average pressure in March
South Alamo, TX

Average pressure in March - South Alamo, TX
  • Average pressure in March: 29.99"Hg

The month with the highest atmospheric pressure is January (30.12"Hg).
The months with the lowest atmospheric pressure are May and June (29.87"Hg).

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Average wind speed in March
South Alamo, TX

Average wind speed in March - South Alamo, TX
  • Average wind speed in March: 11.9mph

The windiest month (with the highest average wind speed) is May (12.4mph).
The calmest month (with the lowest average wind speed) is September (8.9mph).

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Average humidity in March
South Alamo, TX

Average humidity in March - South Alamo, TX
  • Average humidity in March: 65%

The month with the highest relative humidity is May (69%).
The month with the lowest relative humidity is August (59%).

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Average rainfall in March
South Alamo, TX

Average rainfall in March - South Alamo, TX
  • Average rainfall in March: 0.39"

The wettest month (with the highest rainfall) is September (1.46").
The driest months (with the least rainfall) are January and February (0.31").

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Average rainfall days in March
South Alamo, TX

Average rainfall days in March - South Alamo, TX
  • Average rainfall days in March: 6.8 days

The month with the highest number of rainy days is September (15.1 days).
The month with the least rainy days is February (5.4 days).

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Average snowfall in March
South Alamo, TX

Average snowfall in March - South Alamo, TX
  • Average snowfall in March: 0"

The month with the highest snowfall is January (0.12").
The months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0").

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Average snowfall days in March
South Alamo, TX

Average snowfall days in March - South Alamo, TX
  • Average snowfall days in March: 0 days

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

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Average daylight in March /
Average sunshine in March
South Alamo, TX

Average daylight in March / Average sunshine in March - South Alamo, TX
  • Average daylight in March: 12h and 0min

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 March: 7h and 5min

The month with the most sunshine is July (Average sunshine: 11h and 24min).
The month with the least sunshine is December (Average sunshine: 5h and 30min).

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Average sunshine days in March
South Alamo, TX

Average sunshine days in March - South Alamo, TX
  • Average sunshine days in March: 22.5 days

The month with the most sunshine days is July (23 days).
The month with the least sunshine days is September (12.5 days).

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Average UV index in March
South Alamo, TX

Average UV index in March - South Alamo, TX
  • Average UV index in March: 6

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

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Average cloud cover in March
South Alamo, TX

Average cloud cover in March - South Alamo, TX
  • Average cloud cover in March: 35

The month with the most cloud cover is December (Cloud cover 39).
The month with the least cloud cover is August (Cloud cover 18).

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Average visibility in March
South Alamo, TX

Average visibility in March - South Alamo, TX
  • Average visibility in March: 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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South Alamo, Texas, USA

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