May weather forecast
Star Harbor, TX

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Weather in May

May, the last month of the spring in Star Harbor, is also a moderately hot month, with an average temperature ranging between max 82°F (27.8°C) and min 63.7°F (17.6°C).

Temperature

The average high-temperature mildly increases in May, edging from a warm 74.8°F (23.8°C) in April to a still moderately hot 82°F (27.8°C). In Star Harbor, May's nights observe an average temperature dip to a comfortable 63.7°F (17.6°C).

Heat index

During May, the heat index is estimated at a hot 87.8°F (31°C). Continued exposure and engagement in activity might trigger tiredness and subsequently heat cramps.
Understand that the heat index values take into account shaded locations and mild winds. The heat index may scale up by 15 Fahrenheit (8 Celsius) degrees with direct sun exposure.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is what the temperature feels like to the human body when the air temperature is combined with the relative humidity. The individual's impression of temperature can be affected by numerous factors such as metabolic variations, physical exertion, and attire. Direct sunlight can potentially raise the heat index by 15 Fahrenheit (8 Celsius) degrees, so it's crucial to consider. Heat index values are highly critical to babies and toddlers. Children frequently do not comprehend the need for rest and hydration. Thirst is an advanced stage of dehydration - staying hydrated, especially during extended physical exercises, is essential.

Humidity

With an average relative humidity of 78%, May is the most humid month.

Rainfall

The month with the most rainfall in Star Harbor is May, when the rain falls for 10.2 days and typically aggregates up to 1.42" (36mm) of precipitation.

Snowfall

In Star Harbor, snow does not fall in March through December.

Daylight

In Star Harbor, the average length of the day in May is 13h and 49min.
On the first day of May, sunrise is at 6:37 am and sunset at 8:05 pm. On the last day of the month, sunrise is at 6:18 am and sunset at 8:25 pm CDT.

Sunshine

The average sunshine in May is 8.7h.

UV index

In Star Harbor, the average daily maximum UV index in May is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from unsafe exposure to UV radiation for ordinary individuals.
Note: In May, the maximum UV index of 6 transforms into these recommendations:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. The Sun's UV radiation is most potent between 10 a.m. and 4 p.m. Try to limit direct exposure to the Sun during this period. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.
Updated: Aug 11, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Star Harbor in May?

During May, Star Harbor experiences an average high-temperature of 82°F (27.8°C) and a low-temperature of 63.7°F (17.6°C). In May, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which combines air temperature and relative humidity, is estimated at 87.8°F (31°C).

What is the most humid month?

The most humid month is May, with an average relative humidity of 78%.

What is the average humidity in May?

In May, the average relative humidity is 78%.

What is the wettest month?

The month with the most rainfall is May, when the rain falls for 10.2 days and typically aggregates up to 1.42" (36mm) of precipitation.

How much does it rain in May?

In May, the rain falls for 10.2 days. Throughout May, 1.42" (36mm) of precipitation is accumulated.

When it does not snow?

In Star Harbor, snow does not fall in March through December.

What is the average length of the day in May?

The average day length in May is 13h and 49min.

When is the sunrise / sunset in May?

In May, on the first day of the month, sunrise is at 6:37 am and sunset at 8:05 pm. On the last day of the month, sunrise is at 6:18 am and sunset at 8:25 pm CDT.

How many hours of sunshine does Star Harbor have in May?

In Star Harbor, the average sunshine duration in May is 8.7h.

What is the UV index intensity in May?

In Star Harbor, Texas, the average daily maximum UV index in May 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
Star Harbor, TX

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

The warmest month (with the highest average high temperature) is August (95.7°F).
The month with the lowest average high temperature is January (55.2°F).

  • Average low temperature in May: 63.7°F

The month with the highest average low temperature is August (74.5°F).
The coldest month (with the lowest average low temperature) is January (39.7°F).

Average pressure in May
Star Harbor, TX

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

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in May
Star Harbor, TX

Average wind speed in May - Star Harbor, TX
  • Average wind speed in May: 7.6mph

The windiest month (with the highest average wind speed) is March (8.6mph).
The calmest month (with the lowest average wind speed) is September (6mph).

Average humidity in May
Star Harbor, TX

Average humidity in May - Star Harbor, TX
  • Average humidity in May: 78%

The month with the highest relative humidity is May (78%).
The month with the lowest relative humidity is August (62%).

Average rainfall in May
Star Harbor, TX

Average rainfall in May - Star Harbor, TX
  • Average rainfall in May: 1.42"

The wettest month (with the highest rainfall) is May (1.42").
The driest months (with the least rainfall) are January and November (0.55").

Average rainfall days in May
Star Harbor, TX

Average rainfall days in May - Star Harbor, TX
  • Average rainfall days in May: 10.2 days

The months with the highest number of rainy days are May and September (10.2 days).
The month with the least rainy days is January (5.3 days).

Average snowfall in May
Star Harbor, TX

Average snowfall in May - Star Harbor, TX
  • Average snowfall in May: 0"

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

Average snowfall days in May
Star Harbor, TX

Average snowfall days in May - Star Harbor, TX
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is February (0.8 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight in May /
Average sunshine in May
Star Harbor, TX

Average daylight in May / Average sunshine in May - Star Harbor, 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 4min

The month with the most sunshine is August (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 12min).

Average sunshine days in May
Star Harbor, TX

Average sunshine days in May - Star Harbor, TX
  • Average sunshine days in May: 18.6 days

The month with the most sunshine days is January (22.2 days).
The month with the least sunshine days is September (15.7 days).

Average UV index in May
Star Harbor, TX

Average UV index in May - Star Harbor, TX
  • Average UV index in May: 6

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 May
Star Harbor, TX

Average cloud cover in May - Star Harbor, TX
  • Average cloud cover in May: 38

The month with the most cloud cover is February (Cloud cover 45).
The month with the least cloud cover is August (Cloud cover 23).

Average visibility in May
Star Harbor, TX

Average visibility in May - Star Harbor, 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).

Star Harbor, Texas, USA

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