March weather forecast
Harlingen, TX

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Weather in March

March, the first month of the spring in Harlingen, is a moderately hot month, with an average temperature varying between 64.2°F and 78.8°F.

Temperature

The shift into March is marked by a modest rise in the average high-temperature, moving from February's pleasant 73.2°F to a warm 78.8°F. During March nights, Harlingen records an average temperature of 64.2°F.

Humidity

In Harlingen, the average relative humidity in March is 70%.

Rainfall

In Harlingen, Texas, in March, it is raining for 6.5 days, with typically 0.31" of accumulated precipitation. In Harlingen, during the entire year, the rain falls for 79.8 days and collects up to 5.24" of precipitation.

Snowfall

In Harlingen, Texas, snow does not fall in January, March through December.

Daylight

In Harlingen, the average length of the day in March is 12h and 2min.
On the first day of the month, sunrise is at 6:54 am and sunset at 6:32 pm CST. On the last day of March, sunrise is at 7:22 am and sunset at 7:47 pm CDT.
Note: On Sunday, March 12. 2023, at 2:00 am, Daylight Saving Time starts, and the time zone changes from CST to CDT. Daylight Saving Time lasts until Sunday, November 5. 2023, at 2:00 am; consequently, the time zone reverts from CDT to CST.

Sunshine

In March, the average sunshine in Harlingen is 7.5h.

UV index

In Harlingen, the average daily maximum UV index in March is 6. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: A typical high UV index of 6 in March suggests the following recommendations:
Use protective steps and abide by sun safety guidelines. Safeguarding against skin and eye harm is necessary. Stay in the shade and limit direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is particularly strong. Remember, however, that shade structures may not provide complete protection. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.
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FAQ

What are March temperatures in Harlingen?

The average high-temperature, in March, in Harlingen, is 78.8°F, while the average low-temperature is 64.2°F.

What is the average humidity in March in Harlingen?

The average relative humidity in March is 70%.

How many days does it rain in March in Harlingen?

In March, in Harlingen, Texas, the rain falls for 6.5 days. Throughout March, 0.31" of precipitation is accumulated.

When it does not snow in Harlingen?

In Harlingen, snow does not fall in January, March through December.

Does it snow in Harlingen in March?

In March, it doesn't snow. February is the latest month when it typically snows.

What is the average length of the day in March in Harlingen?

The average day length in March is 12h and 2min.

When are sunrise and sunset in March in Harlingen?

On the first day of March, sunrise is at 6:54 am and sunset at 6:32 pm CST. On the last day of the month, sunrise is at 7:22 am and sunset at 7:47 pm CDT.

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

On Sunday, March 12. 2023, at 2:00 am, Daylight Saving Time starts in Harlingen, and the time zone changes from CST to CDT. DST ends Sunday, November 5. 2023, at 2:00 am.

How many hours of sunshine does Harlingen have in March?

In March, the average sunshine duration in Harlingen is 7.5h.

How high is the UV index in March in Harlingen?

In Harlingen, the average daily maximum UV index in March is 6. A UV Index value of 6 to 7 symbolizes a high health threat from exposure to the Sun's UV radiation.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in March
Harlingen, TX

Average temperature in March - Harlingen, TX
  • Average high temperature in March: 78.8°F

The warmest month (with the highest average high temperature) is August (95°F).
The month with the lowest average high temperature is January (68.7°F).

  • Average low temperature in March: 64.2°F

The month with the highest average low temperature is August (80.1°F).
The coldest month (with the lowest average low temperature) is January (55.4°F).

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Average pressure in March
Harlingen, TX

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

The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).

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Average wind speed in March
Harlingen, TX

Average wind speed in March - Harlingen, TX
  • Average wind speed in March: 12.1mph

The windiest months (with the highest average wind speed) are March and April (12.1mph).
The calmest month (with the lowest average wind speed) is September (8.9mph).

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Average humidity in March
Harlingen, TX

Average humidity in March - Harlingen, TX
  • Average humidity in March: 70%

The month with the highest relative humidity is May (73%).
The month with the lowest relative humidity is August (65%).

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Average rainfall in March
Harlingen, TX

Average rainfall in March - Harlingen, TX
  • Average rainfall in March: 0.31"

The wettest month (with the highest rainfall) is July (0.87").
The driest month (with the least rainfall) is February (0.16").

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Average rainfall days in March
Harlingen, TX

Average rainfall days in March - Harlingen, TX
  • Average rainfall days in March: 6.5 days

The month with the highest number of rainy days is September (11.5 days).
The month with the least rainy days is February (4.7 days).

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Average snowfall days in March
Harlingen, TX

Average snowfall days in March - Harlingen, TX
  • Average snowfall days in March: 0 days

The month with the highest number of snowfall days is February (0.1 days).
The months with the least snowfall days are January, 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
Harlingen, TX

Average daylight in March / Average sunshine in March - Harlingen, 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 3min

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 6min).

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Average sunshine days in March
Harlingen, TX

Average sunshine days in March - Harlingen, TX
  • Average sunshine days in March: 23.3 days

The month with the most sunshine days is March (23.3 days).
The month with the least sunshine days is September (15.6 days).

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Average UV index in March
Harlingen, TX

Average UV index in March - Harlingen, TX
  • Average UV index in March: 6

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

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Average cloud cover in March
Harlingen, TX

Average cloud cover in March - Harlingen, TX
  • Average cloud cover in March: 38

The month with the most cloud cover is December (Cloud cover 45).
The month with the least cloud cover is August (Cloud cover 18).

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Average visibility in March
Harlingen, TX

Average visibility in March - Harlingen, 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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Harlingen, Texas, USA

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