May weather forecast
Southlake, TX

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Weather in May

The last month of the spring, May, is another warm month in Southlake, Texas, with an average temperature ranging between max 82.2°F (27.9°C) and min 64.6°F (18.1°C).

Temperature

The arrival of May witnesses a small shift in the average high-temperature, moving from a moderately hot 75°F (23.9°C) in April to a still warm 82.2°F (27.9°C). Southlake, during the month of May, experiences an average low-temperature of 64.6°F (18.1°C).

Heat index

The heat index value during May is appraised at a hot 87.8°F (31°C). With extended exposure and activity, one might feel exhausted and experience heat cramps.
Data suggests that the heat index is set for environments in shade and with a light wind. A direct sunlight exposure may boost the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', ties air temperature with relative humidity to produce the perceived temperature sensation. A person's impression of weather can be affected by numerous aspects, among them metabolic variations, pregnancy, and activity levels. It is essential to be conscious of the fact that direct sunlight can intensify the felt heat, leading to an elevation in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Children frequently underestimate the necessity to rest and hydrate. Thirst is a late sign of dehydration - thus, it is vital to stay hydrated, particularly during lengthy physical exercises.

Humidity

With an average relative humidity of 71%, May is the most humid month.

Rainfall

May is the month with the most rainfall. Rain falls for 10.4 days and accumulates 1.34" (34mm) of precipitation.

Snowfall

April through December are months without snowfall in Southlake.

Daylight

In Southlake, Texas, the average length of the day in May is 13h and 52min.
On the first day of the month, sunrise is at 6:40 am and sunset at 8:10 pm. On the last day of May, sunrise is at 6:20 am and sunset at 8:31 pm CDT.

Sunshine

In Southlake, Texas, the average sunshine in May is 8.9h.

UV index

The months with the highest UV index in Southlake are May through August, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high health hazard from exposure to the Sun's UV rays for average individuals.
Note: The maximum daily UV index of 7 during May translates into the following directions:
Eschew overexposure. Those with light skin may suffer burns in fewer than 20 minutes. From 10 a.m. to 4 p.m., when UV radiation is at its strongest, limit direct exposure to the Sun and note that shade structures may not provide full sun protection. To cut down UV radiation exposure by about half, sport a wide-brim hat.
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Frequently asked questions

What is the temperature in May in Southlake?

Southlake in May has an average high-temperature of 82.2°F (27.9°C) and an average low-temperature of 64.6°F (18.1°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, in May is appraised at 87.8°F (31°C).

What is the most humid month in Southlake?

With an average relative humidity of 71%, May is the most humid month.

What is the average humidity in May in Southlake?

In Southlake, the average relative humidity in May is 71%.

What is the rainiest month in Southlake?

May is the month with the most rainfall. Rain falls for 10.4 days and accumulates 1.34" (34mm) of precipitation.

How many days does it rain in May in Southlake?

In Southlake, in May, it is raining for 10.4 days, with typically 1.34" (34mm) of accumulated precipitation.

When it does not snow in Southlake?

April through December are months without snowfall in Southlake.

What is the average length of the day in May in Southlake?

The average day length in May in Southlake, Texas, is 13h and 52min.

When are sunrise and sunset in May in Southlake?

In May, on the first day of the month, sunrise is at 6:40 am and sunset at 8:10 pm. On the last day of the month, in Southlake, Texas, sunrise is at 6:20 am and sunset at 8:31 pm CDT.

How long on average sun shines in May in Southlake?

In Southlake, the average sunshine duration in May is 8.9h.

What is the month with the highest UV index in Southlake?

May through August, with an average maximum UV index of 7, are months with the highest UV index.

What is the UV index reading in May in Southlake?

In Southlake, the average daily maximum UV index in May is 7. A UV Index value of 6 to 7 symbolizes a high hazard to health from exposure to Sun's UV rays.
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 May
Southlake, TX

Average temperature in May - Southlake, TX
  • Average high temperature in May: 82.2°F

The warmest month (with the highest average high temperature) is August (96.4°F).
The month with the lowest average high temperature is January (54.5°F).

  • Average low temperature in May: 64.6°F

The month with the highest average low temperature is August (77.2°F).
The coldest month (with the lowest average low temperature) is January (38.8°F).

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Average pressure in May
Southlake, TX

Average pressure in May - Southlake, TX
  • Average pressure in May: 29.92"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed in May
Southlake, TX

Average wind speed in May - Southlake, TX
  • Average wind speed in May: 9.1mph

The windiest months (with the highest average wind speed) are March and April (10.1mph).
The calmest month (with the lowest average wind speed) is September (6.7mph).

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Average humidity in May
Southlake, TX

Average humidity in May - Southlake, TX
  • Average humidity in May: 71%

The month with the highest relative humidity is May (71%).
The month with the lowest relative humidity is August (54%).

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Average rainfall in May
Southlake, TX

Average rainfall in May - Southlake, TX
  • Average rainfall in May: 1.34"

The wettest month (with the highest rainfall) is May (1.34").
The driest month (with the least rainfall) is February (0.39").

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Average rainfall days in May
Southlake, TX

Average rainfall days in May - Southlake, TX
  • Average rainfall days in May: 10.4 days

The month with the highest number of rainy days is September (10.5 days).
The month with the least rainy days is January (4.5 days).

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Average snowfall in May
Southlake, TX

Average snowfall in May - Southlake, TX
  • Average snowfall in May: 0"

The month with the highest snowfall is February (0.16").
The months with the least snowfall are April, May, June, July, August, September, October, November and December (0").

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Average snowfall days in May
Southlake, TX

Average snowfall days in May - Southlake, TX
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is February (0.9 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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Average daylight in May /
Average sunshine in May
Southlake, TX

Average daylight in May / Average sunshine in May - Southlake, TX
  • Average daylight in May: 13h and 5min

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 May: 8h and 5min

The month with the most sunshine is July (Average sunshine: 11h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).

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Average sunshine days in May
Southlake, TX

Average sunshine days in May - Southlake, TX
  • Average sunshine days in May: 17.2 days

The month with the most sunshine days is January (25.1 days).
The month with the least sunshine days is September (16.8 days).

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Average UV index in May
Southlake, TX

Average UV index in May - Southlake, TX
  • Average UV index in May: 7

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

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Average cloud cover in May
Southlake, TX

Average cloud cover in May - Southlake, TX
  • Average cloud cover in May: 35

The month with the most cloud cover is March (Cloud cover 40).
The month with the least cloud cover is August (Cloud cover 19).

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Average visibility in May
Southlake, TX

Average visibility in May - Southlake, TX
  • Average visibility in May: 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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Southlake, Texas, USA

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