March weather forecast
McKinney, TX

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Weather in March

March comes with a warmer weather pattern, with the temperature touching 65.5°F (18.6°C) by the afternoon. The city of McKinney begins to bloom as spring spreads across Texas, adding to the daylight hours and aiding nature in showing its true colors. The winds continue to escalate, giving an intermittent cool breeze that offers respite from the growing warmth. It is a wet month as well, with a significant amount of rainfall complemented by almost non-existent snow days. With this, the month ends, giving an introduction to the upcoming months, brimming with sunshine and warmth.

Temperature

McKinney's March weather brings a rise in high-temperatures, moving from a moderate 56.5°F (13.6°C) in February to a comfortable 65.5°F (18.6°C). An average nighttime temperature of 48.7°F (9.3°C) is recorded in McKinney during March.

Humidity

The average relative humidity in March is 73%.

Rainfall

In McKinney, during March, the rain falls for 14.4 days and regularly aggregates up to 3.19" (81mm) of precipitation. In McKinney, during the entire year, the rain falls for 144.7 days and collects up to 33.54" (852mm) of precipitation.

Snowfall

In McKinney, snow does not fall in March through October.

Daylight

The average length of the day in March in McKinney is 12h and 0min.
On the first day of March in McKinney, sunrise is at 6:53 am and sunset at 6:23 pm CST. On the last day of the month, sunrise is at 7:14 am and sunset at 7:46 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

In March, the average sunshine in McKinney, Texas, is 6.9h.

UV index

The average daily maximum UV index in March is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for average individuals.
Note: The maximum UV index of 5 during March translates into these guidelines:
Exercise prevention - Precautions against solar damage are endorsed. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are March temperatures in McKinney?

An average high-temperature, in March, in McKinney, is 65.5°F (18.6°C) and the average low-temperature is 48.7°F (9.3°C).

What is the average humidity in March in McKinney?

The average relative humidity in March is 73%.

How many days does it rain in March in McKinney?

In McKinney, in March, during 14.4 rainfall days, 3.19" (81mm) of precipitation is typically accumulated.

When it does not snow in McKinney?

March through October are months without snowfall in McKinney.

Does it snow in McKinney in March?

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

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

In McKinney, Texas, the average day length in March is 12h and 0min.

When is the sunrise / sunset in March in McKinney?

In March, on the first day of the month, sunrise is at 6:53 am and sunset at 6:23 pm CST. On the last day of the month, in McKinney, sunrise is at 7:14 am and sunset at 7:46 pm CDT.

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

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

How many hours of sunshine does McKinney have in March?

In McKinney, the average sunshine duration in March is 6.9h.

What is the UV index intensity in March in McKinney?

The average daily maximum UV index in March in McKinney, Texas, is 5. A UV Index of 3 to 5 symbolizes a medium 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
McKinney, TX

Average temperature in March - McKinney, TX
  • Average high temperature in March: 65.5°F

The warmest month (with the highest average high temperature) is August (94.8°F).
The month with the lowest average high temperature is January (53.2°F).

  • Average low temperature in March: 48.7°F

The month with the highest average low temperature is August (75.2°F).
The coldest month (with the lowest average low temperature) is January (37.9°F).

Average pressure in March
McKinney, TX

Average pressure in March - McKinney, TX
  • Average pressure in March: 30.03"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in March
McKinney, TX

Average wind speed in March - McKinney, TX
  • Average wind speed in March: 10.1mph

The windiest month (with the highest average wind speed) is March (10.1mph).
The calmest month (with the lowest average wind speed) is September (6.8mph).

Average humidity in March
McKinney, TX

Average humidity in March - McKinney, TX
  • Average humidity in March: 73%

The month with the highest relative humidity is May (76%).
The month with the lowest relative humidity is August (59%).

Average rainfall in March
McKinney, TX

Average rainfall in March - McKinney, TX
  • Average rainfall in March: 3.19"

The wettest month (with the highest rainfall) is October (4.17").
The driest month (with the least rainfall) is January (1.77").

Average rainfall days in March
McKinney, TX

Average rainfall days in March - McKinney, TX
  • Average rainfall days in March: 14.4 days

The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is January (7.3 days).

Average snowfall in March
McKinney, TX

Average snowfall in March - McKinney, TX
  • Average snowfall in March: 0"

The month with the highest snowfall is February (0.71").
The months with the least snowfall are March, April, May, June, July, August, September and October (0").

Average snowfall days in March
McKinney, TX

Average snowfall days in March - McKinney, TX
  • Average snowfall days in March: 0.3 days

The month with the highest number of snowfall days is February (1.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight in March /
Average sunshine in March
McKinney, TX

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

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in March: 6h and 5min

The month with the most sunshine is August (Average sunshine: 11h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 36min).

Average sunshine days in March
McKinney, TX

Average sunshine days in March - McKinney, TX
  • Average sunshine days in March: 14.3 days

The month with the most sunshine days is January (22.3 days).
The month with the least sunshine days is September (13.6 days).

Average UV index in March
McKinney, TX

Average UV index in March - McKinney, TX
  • Average UV index in March: 5

The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January, November and December (UV index 3).

Average cloud cover in March
McKinney, TX

Average cloud cover in March - McKinney, TX
  • Average cloud cover in March: 41

The months with the most cloud cover are February and March (Cloud cover 41).
The month with the least cloud cover is August (Cloud cover 20).

Average visibility in March
McKinney, TX

Average visibility in March - McKinney, 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).

McKinney, Texas, USA

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