May weather forecast
Kerrville, TX

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Weather in May

The last month of the spring, May, is also a moderately hot month in Kerrville, Texas, with temperature in the range of an average high of 82°F (27.8°C) and an average low of 63.7°F (17.6°C).

Temperature

May's onset witnesses a minor shift in the average high-temperature, moving from a warm 76.3°F (24.6°C) in April to a still moderately hot 82°F (27.8°C). Throughout the month of May, Kerrville sees a steady low-temperature average of 63.7°F (17.6°C).

Heat index

The heat index value during May is appraised at a hot 87.8°F (31°C). Exposure and extended activity could potentially cause a state of fatigue and lead to heat cramps.
For clarity, heat index numbers account for light winds and areas under shade. When under direct sunshine, the heat index may be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', joins air temperature with relative humidity to produce a temperature perception for humans. This effect is personal, influenced by the individual's physical activity and heat sensitivity, shaped by factors including wind, attire, and metabolic variations. Do note, being directly under sun rays can amplify the heat you feel, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Children commonly overlook the importance of rest and fluid replenishment. Thirst, being a delayed sign of dehydration, emphasizes the need to keep hydration up, especially during lengthy physical activities.

Humidity

With an average relative humidity of 73%, May is the most humid month.

Rainfall

The month with the most rainfall is May, when the rain falls for 15.9 days and typically aggregates up to 3.11" (79mm) of precipitation.

Snowfall

March through October are months without snowfall.

Daylight

In Kerrville, the average length of the day in May is 13h and 41min.
On the first day of May, sunrise is at 6:52 am and sunset at 8:14 pm. On the last day of the month, sunrise is at 6:35 am and sunset at 8:32 pm CDT.

Sunshine

In May, the average sunshine is 8.3h.

UV index

In Kerrville, the average daily maximum UV index in May is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: In May, a daily maximum UV index of 6 leads to the following instructions:
Adhere to precautions and respect sun safety doctrines. Avoiding sunburn is vital. Minimize exposure to direct sunlight and seek shade from 10 a.m. to 4 p.m., when UV radiation is most intense, but remember that shade structures may not offer complete protection. Experience reduced UV exposure by about half when donning a wide-brim hat.
Updated: Jul 30, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in May?

In May, the average high-temperature and low-temperature are 82°F (27.8°C) and 63.7°F (17.6°C) respectively. The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which represents the influence of relative humidity on air temperature, in May is appraised at 87.8°F (31°C).

What is the most humid month?

The most humid month is May, with an average relative humidity of 73%.

What is the average humidity in May?

In May, the average relative humidity is 73%.

What is the wettest month in Kerrville?

May is the month with the most rainfall. Rain falls for 15.9 days and accumulates 3.11" (79mm) of precipitation.

How many days does it rain in May?

In Kerrville, during May, the rain falls for 15.9 days and regularly aggregates up to 3.11" (79mm) of precipitation.

When it does not snow?

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

How many hours of daylight does Kerrville have in May?

In May, the average day length is 13h and 41min.

When is the sunrise / sunset in May?

In May, on the first day of the month, sunrise is at 6:52 am and sunset at 8:14 pm. On the last day of the month, sunrise is at 6:35 am and sunset at 8:32 pm CDT.

How many hours of sunshine does Kerrville have in May?

In May, the average sunshine duration is 8.3h.

What is the UV index intensity in May?

The average daily maximum UV index in May is 6. A UV Index of 6 to 7 symbolizes a high hazard to health from unsafe 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
Kerrville, TX

Average temperature in May - Kerrville, TX
  • Average high temperature in May: 82°F

The warmest month (with the highest average high temperature) is August (92.8°F).
The month with the lowest average high temperature is January (58.6°F).

  • Average low temperature in May: 63.7°F

The month with the highest average low temperature is August (71.6°F).
The coldest month (with the lowest average low temperature) is January (40.6°F).

Average pressure in May
Kerrville, TX

Average pressure in May - Kerrville, TX
  • Average pressure in May: 29.9"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

Average wind speed in May
Kerrville, TX

Average wind speed in May - Kerrville, TX
  • Average wind speed in May: 10.8mph

The windiest month (with the highest average wind speed) is April (11.2mph).
The calmest month (with the lowest average wind speed) is September (7.5mph).

Average humidity in May
Kerrville, TX

Average humidity in May - Kerrville, TX
  • Average humidity in May: 73%

The month with the highest relative humidity is May (73%).
The month with the lowest relative humidity is August (60%).

Average rainfall in May
Kerrville, TX

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

The wettest month (with the highest rainfall) is May (3.11").
The driest month (with the least rainfall) is November (0.87").

Average rainfall days in May
Kerrville, TX

Average rainfall days in May - Kerrville, TX
  • Average rainfall days in May: 15.9 days

The month with the highest number of rainy days is May (15.9 days).
The month with the least rainy days is January (7.8 days).

Average snowfall in May
Kerrville, TX

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

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

Average snowfall days in May
Kerrville, TX

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

The month with the highest number of snowfall days is January (0.7 days).
The months with the least snowfall days are March, April, May, June, July, August, September and October (0 days).

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

Average daylight in May / Average sunshine in May - Kerrville, TX
  • Average daylight in May: 13h and 4min

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

  • Average sunshine in May: 8h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 18min).
The months with the least sunshine are November and December (Average sunshine: 5h and 48min).

Average sunshine days in May
Kerrville, TX

Average sunshine days in May - Kerrville, TX
  • Average sunshine days in May: 12.1 days

The month with the most sunshine days is January (21.2 days).
The month with the least sunshine days is May (12.1 days).

Average UV index in May
Kerrville, TX

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

The months with the highest UV index are July and August (UV index 7).
The month with the lowest UV index is December (UV index 3).

Average cloud cover in May
Kerrville, TX

Average cloud cover in May - Kerrville, TX
  • Average cloud cover in May: 45

The month with the most cloud cover is May (Cloud cover 45).
The month with the least cloud cover is August (Cloud cover 24).

Average visibility in May
Kerrville, TX

Average visibility in May - Kerrville, 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).

Kerrville, Texas, USA

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