May weather forecast
Lake Jackson, TX

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Weather in May

The last month of the spring, May, is also a moderately hot month in Lake Jackson, Texas, with temperature in the range of an average low of 71.4°F (21.9°C) and an average high of 82.9°F (28.3°C).

Temperature

A subtle rise in the average high-temperature is observed during May, adjusting from a moderately hot 76.6°F (24.8°C) in April to a still warm 82.9°F (28.3°C). In the month of May, an average of 71.4°F (21.9°C) marks the low-temperature in Lake Jackson.

Heat index

The average heat index in May is computed to be a hot 91.4°F (33°C). Incorporate additional safety actions, heat cramps and heat exhaustion are possible. Long-term activity may induce heatstroke.
Evaluating the heat index requires understanding its values in the shade and with gentle winds. The heat index might be elevated by 15 Fahrenheit (8 Celsius) degrees due to direct sun exposure.
Note: The heat index, also known as 'felt air temperature' or 'real feel', gives an indication of how one might feel in terms of heat after considering humidity. Metabolic differences, pregnancy status, and the level of physical activity are additional factors influencing an individual's weather perception. With direct sunlight, be aware that it might enhance the heat sensation, raising the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to children. Young individuals usually face more risks than adults due to their lower sweat production. Their large skin surface area relative to their tiny bodies and high heat production from their activities adds to their risk.

Humidity

The average relative humidity in May in Lake Jackson is 78%.

Rainfall

In Lake Jackson, in May, it is raining for 13.8 days, with typically 2.99" (76mm) of accumulated precipitation. Throughout the year, there are 175.9 rainfall days, and 30.28" (769mm) of precipitation is accumulated.

Snowfall

February through November are months without snowfall.

Daylight

In Lake Jackson, the average length of the day in May is 13h and 37min.
On the first day of the month, sunrise is at 6:39 am and sunset at 7:57 pm. On the last day of May, in Lake Jackson, Texas, sunrise is at 6:23 am and sunset at 8:15 pm CDT.

Sunshine

In May, the average sunshine is 9.7h.

UV index

The months with the highest UV index in Lake Jackson are May through August, with an average maximum UV index of 7. A UV Index estimate of 6 to 7 represents a high health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: In May, the average maximum UV index of 7 translates into the following recommendations:
Sustain precautions and conform to sun safety norms. Preventing sunburn is necessary. Avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is most intense, and remember that not all shade structures provide full protection. Enhance your sun protection with tightly woven, yet airy clothing.
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Frequently asked questions

How hot is it in Lake Jackson in May?

The high-temperature in Lake Jackson, Texas, during May is 82.9°F (28.3°C) and the low-temperature is 71.4°F (21.9°C). In May, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, is computed to be 91.4°F (33°C).

What is the average humidity in May in Lake Jackson?

In Lake Jackson, Texas, the average relative humidity in May is 78%.

How much does it rain in Lake Jackson in May?

In Lake Jackson, in May, during 13.8 rainfall days, 2.99" (76mm) of precipitation is typically accumulated.

When it does not snow in Lake Jackson?

February through November are months without snowfall in Lake Jackson.

What is the average length of the day in May in Lake Jackson?

In May, the average day length in Lake Jackson, Texas, is 13h and 37min.

When are sunrise and sunset in May in Lake Jackson?

On the first day of May in Lake Jackson, sunrise is at 6:39 am and sunset at 7:57 pm. On the last day of the month, sunrise is at 6:23 am and sunset at 8:15 pm CDT.

How long on average sun shines in May in Lake Jackson?

In May, the average sunshine duration in Lake Jackson, Texas, is 9.7h.

What is the month with the highest UV index in Lake Jackson?

The months with the highest UV index in Lake Jackson, Texas, are May through August, with an average maximum UV index of 7.

What is the UV index intensity in May in Lake Jackson?

In May, the average daily maximum UV index is 7. A UV Index estimate of 6 to 7 represents a high health risk 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
Lake Jackson, TX

Average temperature in May - Lake Jackson, TX
  • Average high temperature in May: 82.9°F

The warmest month (with the highest average high temperature) is August (91°F).
The month with the lowest average high temperature is January (61.7°F).

  • Average low temperature in May: 71.4°F

The months with the highest average low temperature are July and August (78.4°F).
The coldest month (with the lowest average low temperature) is January (49.1°F).

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Average pressure in May
Lake Jackson, TX

Average pressure in May - Lake Jackson, TX
  • Average pressure in May: 29.95"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in May
Lake Jackson, TX

Average wind speed in May - Lake Jackson, TX
  • Average wind speed in May: 9.7mph

The windiest month (with the highest average wind speed) is April (10.3mph).
The calmest month (with the lowest average wind speed) is September (7.1mph).

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Average humidity in May
Lake Jackson, TX

Average humidity in May - Lake Jackson, TX
  • Average humidity in May: 78%

The month with the highest relative humidity is February (80%).
The month with the lowest relative humidity is October (72%).

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Average rainfall in May
Lake Jackson, TX

Average rainfall in May - Lake Jackson, TX
  • Average rainfall in May: 2.99"

The wettest month (with the highest rainfall) is September (3.98").
The driest month (with the least rainfall) is March (1.34").

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Average rainfall days in May
Lake Jackson, TX

Average rainfall days in May - Lake Jackson, TX
  • Average rainfall days in May: 13.8 days

The month with the highest number of rainy days is September (19.4 days).
The month with the least rainy days is November (11.9 days).

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Average snowfall in May
Lake Jackson, TX

Average snowfall in May - Lake Jackson, TX
  • Average snowfall in May: 0"

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

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Average snowfall days in May
Lake Jackson, TX

Average snowfall days in May - Lake Jackson, TX
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (0.2 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October and November (0 days).

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Average daylight in May /
Average sunshine in May
Lake Jackson, TX

Average daylight in May / Average sunshine in May - Lake Jackson, 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: 9h and 4min

The months with the most sunshine are June and August (Average sunshine: 10h and 30min).
The month with the least sunshine is December (Average sunshine: 4h and 36min).

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Average sunshine days in May
Lake Jackson, TX

Average sunshine days in May - Lake Jackson, TX
  • Average sunshine days in May: 14.3 days

The month with the most sunshine days is January (17.3 days).
The month with the least sunshine days is September (7.6 days).

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Average UV index in May
Lake Jackson, TX

Average UV index in May - Lake Jackson, TX
  • Average UV index in May: 7

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

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Average cloud cover in May
Lake Jackson, TX

Average cloud cover in May - Lake Jackson, TX
  • Average cloud cover in May: 35

The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 28).

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Average visibility in May
Lake Jackson, TX

Average visibility in May - Lake Jackson, 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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Lake Jackson, Texas, USA

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