May weather forecast
Waco, TX

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The high Waco Suspension Bridge crossing on the large Brazos River in the Indian Spring Park in Waco, Texas
The high Waco Suspension Bridge crossing on the large Brazos River in the Indian Spring Park in Waco, Texas

Weather in May

May marks the beginning of summer heat in Waco. The temperature is notably warmer, and the city bathes in an average of 13.8 daylight hours. Yet, it still receives a substantial amount of rain. May is characterized by warm temperatures during the day and slightly cooler evenings, symbolizing the transition from spring to summer in Waco.

Temperature

May's arrival in Waco brings a modest temperature shift, moving from 75.6°F (24.2°C) in April to a still moderately hot 82.2°F (27.9°C). In Waco, May nights cool down to an average of 64.8°F (18.2°C).

Heat index

The heat index for May is computed to be a hot 87.8°F (31°C). Exhaustion might be the outcome of enduring exposure and continuous activity, with a risk of heat cramps.
It is essential to grasp that the heat index's numbers are for shade and light wind settings. Direct exposure to sunshine could lead to a heat index increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', is found by incorporating humidity levels into the air temperature measurement. One's perception of weather can be shaped by other factors, involving metabolic differences, pregnancy, and physical exertion. Considering the impact of direct sunlight, it's possible for the heat index to surge by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Young ones often do not realize the necessity to rest and replenish their fluids. Thirst is a delayed indication of dehydration - keeping hydrated, particularly in prolonged physical activity, is crucial.

Humidity

The most humid month in Waco is May, with an average relative humidity of 76%.

Rainfall

In May, in Waco, the rain falls for 14.5 days. Throughout May, 3.11" (79mm) of precipitation is accumulated. Throughout the year, there are 133.5 rainfall days, and 26.65" (677mm) of precipitation is accumulated.

Snowfall

March through December are months without snowfall in Waco, Texas.

Daylight

In May, the average length of the day is 13h and 46min.
On the first day of May in Waco, sunrise is at 6:42 am and sunset at 8:08 pm. On the last day of the month, sunrise is at 6:24 am and sunset at 8:28 pm CDT.

Sunshine

In Waco, the average sunshine in May is 8.5h.

UV index

In May, the average daily maximum UV index in Waco, Texas, is 6. A UV Index of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for the average person.
Note: A maximum daily UV index of 6 during May morphs into the following directions:
Elude overexposure. Fair-skinned people could get burnt in less than 20 minutes. To the best of your ability, limit your exposure to the sun between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Enhance your sun protection with tightly woven, yet airy clothing.
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Frequently asked questions

What are May temperatures in Waco?

In Waco, in May, the average high-temperature is 82.2°F (27.9°C), and the average low-temperature is 64.8°F (18.2°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which factors the actual air temperature with the relative humidity, in May is computed to be 87.8°F (31°C).

What is the most humid month in Waco?

With an average relative humidity of 76%, May is the most humid month in Waco.

What is the average humidity in May in Waco?

In May, the average relative humidity in Waco, Texas, is 76%.

How much does it rain in Waco in May?

In Waco, Texas, in May, during 14.5 rainfall days, 3.11" (79mm) of precipitation is typically accumulated.

When it does not snow in Waco?

March through December are months without snowfall in Waco.

How many hours of daylight does Waco have in May?

The average day length in May in Waco, Texas, is 13h and 46min.

When is the sunrise / sunset in May in Waco?

In May, on the first day of the month, sunrise is at 6:42 am and sunset at 8:08 pm. On the last day of the month, sunrise is at 6:24 am and sunset at 8:28 pm CDT.

How long on average sun shines in May in Waco?

In Waco, Texas, the average sunshine duration in May is 8.5h.

What is the UV index intensity in May in Waco?

The average daily maximum UV index in May in Waco is 6. A UV Index of 6 to 7 symbolizes a high health threat 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
Waco, TX

Average temperature in May - Waco, 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 (56.8°F).

  • Average low temperature in May: 64.8°F

The month with the highest average low temperature is August (76.1°F).
The coldest month (with the lowest average low temperature) is January (40.5°F).

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Average pressure in May
Waco, TX

Average pressure in May - Waco, TX
  • Average pressure in May: 29.93"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in May
Waco, TX

Average wind speed in May - Waco, TX
  • Average wind speed in May: 9.3mph

The windiest month (with the highest average wind speed) is March (10.5mph).
The calmest month (with the lowest average wind speed) is September (6.9mph).

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Average humidity in May
Waco, TX

Average humidity in May - Waco, TX
  • Average humidity in May: 76%

The month with the highest relative humidity is May (76%).
The month with the lowest relative humidity is August (57%).

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Average rainfall in May
Waco, TX

Average rainfall in May - Waco, TX
  • Average rainfall in May: 3.11"

The wettest month (with the highest rainfall) is October (3.82").
The driest month (with the least rainfall) is November (1.42").

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Average rainfall days in May
Waco, TX

Average rainfall days in May - Waco, TX
  • Average rainfall days in May: 14.5 days

The month with the highest number of rainy days is May (14.5 days).
The month with the least rainy days is January (6.8 days).

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Average snowfall in May
Waco, TX

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

The month with the highest snowfall is February (0.39").
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0").

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Average snowfall days in May
Waco, TX

Average snowfall days in May - Waco, 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 March, April, May, June, July, August, September, October and November (0 days).

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

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

The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 6min).

  • Average sunshine in May: 8h and 3min

The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 18min).

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Average sunshine days in May
Waco, TX

Average sunshine days in May - Waco, TX
  • Average sunshine days in May: 14 days

The month with the most sunshine days is January (22.3 days).
The month with the least sunshine days is September (13.5 days).

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Average UV index in May
Waco, TX

Average UV index in May - Waco, TX
  • Average UV index in May: 6

The month with the highest UV index is July (UV index 8).
The months with the lowest UV index are January and December (UV index 3).

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Average cloud cover in May
Waco, TX

Average cloud cover in May - Waco, TX
  • Average cloud cover in May: 40

The month with the most cloud cover is March (Cloud cover 42).
The month with the least cloud cover is August (Cloud cover 22).

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Average visibility in May
Waco, TX

Average visibility in May - Waco, 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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Waco, Texas, USA

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