May weather forecast
Balcones Heights, TX

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Weather in May

The last month of the spring, May, is also a moderately hot month in Balcones Heights, Texas, with an average temperature varying between 85.3°F (29.6°C) and 66.7°F (19.3°C).

Temperature

The arrival of May witnesses a small shift in the average high-temperature, moving from 79.3°F (26.3°C) in April to a still moderately hot 85.3°F (29.6°C). In Balcones Heights, the nighttime temperature averages to an enjoyable 66.7°F (19.3°C) during May.

Heat index

The heat index for May is evaluated at a very hot 95°F (35°C). Take greater precautions, heat exhaustion and heat cramps may be expected. Heatstroke could result from lengthy activity.
Know that the heat index computations account for shaded terrains and slight winds. Under direct sunshine, the heat index values might be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', is a calculation that merges air temperature and relative humidity to depict the sensation of warmth. An individual's perception of weather can be influenced by a variety of factors including metabolic differences, being pregnant, and their degree of physical exertion. Awareness is key; direct sunlight can enhance the weather's impact, possibly boosting the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Young kids are often more at risk than adults as they tend to perspire less. Besides, their skin surface is larger relative to their small bodies, and their increased heat output from their active lifestyle compounds their risk.
The human body has a built-in cooling mechanism through perspiration; evaporating sweat dissipates the excess heat. In high relative humidity, the body's ability to evaporate heat is diminished, resulting in a heightened feeling of warmth. When heat surpasses the body's release mechanisms, dehydration and overheating risks become pronounced.

Humidity

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

Rainfall

May is the month with the most rainfall. Rain falls for 15.6 days and accumulates 3.74" (95mm) of precipitation.

Snowfall

March through December are months without snowfall.

Daylight

The average length of the day in May is 13h and 38min.
On the first day of the month, sunrise is at 6:51 am and sunset at 8:11 pm. On the last day of May, sunrise is at 6:34 am and sunset at 8:29 pm CDT.

Sunshine

In May, the average sunshine is 7.9h.

UV index

The average daily maximum UV index in May is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: The maximum UV index of 6 during May leads to these instructions:
Refrain from overexposure. Fair-skinned individuals could burn in under 20 minutes. Stay out of direct sunlight between 10 a.m. and 4 p.m., when UV radiation is most intense, and remember that not all shade structures provide complete protection. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.

Frequently asked questions

How hot is May?

The average high-temperature, in May, in Balcones Heights, is 85.3°F (29.6°C), while the average low-temperature is 66.7°F (19.3°C). The average heat index (a.k.a. 'real feel', 'feels like'), which combines air temperature and relative humidity, in May is evaluated at 95°F (35°C).

What is the most humid month?

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

What is the average humidity in May?

In May, the average relative humidity is 73%.

What is the wettest month?

The month with the most rainfall is May, when the rain falls for 15.6 days and typically aggregates up to 3.74" (95mm) of precipitation.

How much does it rain in May?

In Balcones Heights, in May, it is raining for 15.6 days, with typically 3.74" (95mm) of accumulated precipitation.

When it does not snow?

In Balcones Heights, snow does not fall in March through December.

What is the average length of the day in May?

The average day length in May in Balcones Heights is 13h and 38min.

When is the sunrise / sunset in May?

On the first day of May, sunrise is at 6:51 am and sunset at 8:11 pm. On the last day of the month, sunrise is at 6:34 am and sunset at 8:29 pm CDT.

How long on average sun shines in May?

In Balcones Heights, the average sunshine duration in May is 7.9h.

How high is the UV index in May?

In May, the average daily maximum UV index in Balcones Heights, Texas, is 6. A UV Index of 6 to 7 symbolizes a high hazard to health 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 May
Balcones Heights, TX

Average temperature in May - Balcones Heights, TX
  • Average high temperature in May: 85.3°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 (61.3°F).

  • Average low temperature in May: 66.7°F

The month with the highest average low temperature is August (75°F).
The coldest month (with the lowest average low temperature) is January (44.2°F).

Average pressure in May
Balcones Heights, TX

Average pressure in May - Balcones Heights, 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
Balcones Heights, TX

Average wind speed in May - Balcones Heights, TX
  • Average wind speed in May: 8.9mph

The windiest month (with the highest average wind speed) is May (8.9mph).
The calmest month (with the lowest average wind speed) is September (6.5mph).

Average humidity in May
Balcones Heights, TX

Average humidity in May - Balcones Heights, 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 (59%).

Average rainfall in May
Balcones Heights, TX

Average rainfall in May - Balcones Heights, TX
  • Average rainfall in May: 3.74"

The wettest month (with the highest rainfall) is May (3.74").
The driest month (with the least rainfall) is February (0.91").

Average rainfall days in May
Balcones Heights, TX

Average rainfall days in May - Balcones Heights, TX
  • Average rainfall days in May: 15.6 days

The month with the highest number of rainy days is September (16.6 days).
The month with the least rainy days is January (7.5 days).

Average snowfall in May
Balcones Heights, TX

Average snowfall in May - Balcones Heights, TX
  • Average snowfall in May: 0"

The months with the highest snowfall are January and February (0.08").
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0").

Average snowfall days in May
Balcones Heights, TX

Average snowfall days in May - Balcones Heights, TX
  • Average snowfall days in May: 0 days

The months with the highest number of snowfall days are January and February (0.3 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).

Average daylight in May /
Average sunshine in May
Balcones Heights, TX

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

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

  • Average sunshine in May: 7h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 18min).

Average sunshine days in May
Balcones Heights, TX

Average sunshine days in May - Balcones Heights, TX
  • Average sunshine days in May: 12.8 days

The month with the most sunshine days is January (22 days).
The month with the least sunshine days is September (11.9 days).

Average UV index in May
Balcones Heights, TX

Average UV index in May - Balcones Heights, TX
  • Average UV index in May: 6

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

Average cloud cover in May
Balcones Heights, TX

Average cloud cover in May - Balcones Heights, TX
  • Average cloud cover in May: 47

The month with the most cloud cover is March (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 24).

Average visibility in May
Balcones Heights, TX

Average visibility in May - Balcones Heights, 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).

Balcones Heights, Texas, USA

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