May weather forecast
Nacogdoches, TX

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Weather in May

The last month of the spring, May, is also a moderately hot month in Nacogdoches, Texas, with an average temperature varying between 63.9°F (17.7°C) and 85.3°F (29.6°C).

Temperature

In Nacogdoches, the onset of May comes with a modest high-temperature shift, transitioning from April's 77.4°F (25.2°C) to a still warm 85.3°F (29.6°C). In Nacogdoches, the average low-temperature during the month of May is a refreshing 63.9°F (17.7°C).

Heat index

In May, the average heat index is estimated at a very hot 95°F (35°C). Adopt heightened safety measures, heat cramps and heat exhaustion may occur. Sustained activity might cause heatstroke.
Be informed that the heat index values are oriented around shady conditions and gentle breezes. The heat index has the possibility to be enhanced by 15 Fahrenheit (8 Celsius) degrees when there is direct sun exposure.
Note: The heat index, also known as 'real feel' or 'feels like', takes into account both air temperature and humidity to illustrate what people actually feel. This effect tends to be personal, with the weather perception differing among individuals due to variations in body mass, height, and exertion. Being aware that direct sunlight can impact the felt heat might mean an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. In general, younger individuals are at greater risk than adults because they tend to sweat less. Also, having a larger skin surface to body size ratio and greater heat production due to their active behavior contribute to this danger.
Perspiration is the human body's physiological response to high temperatures and is an attempt to lower body temperature through evaporation of sweat. In circumstances of high air temperature and humidity (high heat index), the body's perspiration is restricted, heightening the feeling of warmth. The body is at risk of dehydration and related complications when it fails to shed excessive heat.

Humidity

In Nacogdoches, Texas, the average relative humidity in May is 75%.

Rainfall

May is the month with the most rainfall. Rain falls for 14.2 days and accumulates 3.74" (95mm) of precipitation.

Snowfall

April through November are months without snowfall.

Daylight

In Nacogdoches, Texas, the average length of the day in May is 13h and 47min.
On the first day of May, sunrise is at 6:32 am and sunset at 7:58 pm. On the last day of the month, sunrise is at 6:14 am and sunset at 8:18 pm CDT.

Sunshine

In Nacogdoches, Texas, the average sunshine in May is 8.9h.

UV index

In May, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: The daily high UV index of 6 in May translates into this advice:
Continue precautions and advocate sun safety advice. Deterrence of sunburn is indispensable. Make an effort to avoid direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation, and note that objects like parasols or canopies might not offer full sun protection. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes.
Updated: Aug 20, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot does it get in May?

Nacogdoches in May has an average high-temperature of 85.3°F (29.6°C) and an average low-temperature of 63.9°F (17.7°C). In May, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, is estimated at 95°F (35°C).

What is the average humidity in May?

In Nacogdoches, the average relative humidity in May is 75%.

What is the wettest month?

The month with the most rainfall is May, when the rain falls for 14.2 days and typically aggregates up to 3.74" (95mm) of precipitation.

How many days does it rain in May?

In Nacogdoches, during May, the rain falls for 14.2 days and regularly aggregates up to 3.74" (95mm) of precipitation.

When it does not snow?

April through November are months without snowfall.

How many hours of daylight does Nacogdoches have in May?

In May, the average day length is 13h and 47min.

What time are sunrise and sunset in May?

On the first day of May in Nacogdoches, sunrise is at 6:32 am and sunset at 7:58 pm. On the last day of the month, sunrise is at 6:14 am and sunset at 8:18 pm CDT.

How many hours of sunshine does Nacogdoches have in May?

In Nacogdoches, the average sunshine duration in May is 8.9h.

How high is the UV index in May?

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

Average temperature in May - Nacogdoches, TX
  • Average high temperature in May: 85.3°F

The warmest month (with the highest average high temperature) is August (95.5°F).
The month with the lowest average high temperature is January (55.9°F).

  • Average low temperature in May: 63.9°F

The months with the highest average low temperature are July and August (73°F).
The coldest month (with the lowest average low temperature) is January (39.2°F).

Average pressure in May
Nacogdoches, TX

Average pressure in May - Nacogdoches, TX
  • Average pressure in May: 29.94"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in May
Nacogdoches, TX

Average wind speed in May - Nacogdoches, TX
  • Average wind speed in May: 6mph

The windiest month (with the highest average wind speed) is April (6.8mph).
The calmest months (with the lowest average wind speed) are July, August and September (4.8mph).

Average humidity in May
Nacogdoches, TX

Average humidity in May - Nacogdoches, TX
  • Average humidity in May: 75%

The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is August (69%).

Average rainfall in May
Nacogdoches, TX

Average rainfall in May - Nacogdoches, 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 November (2.24").

Average rainfall days in May
Nacogdoches, TX

Average rainfall days in May - Nacogdoches, TX
  • Average rainfall days in May: 14.2 days

The months with the highest number of rainy days are March and June (14.5 days).
The month with the least rainy days is November (11 days).

Average snowfall in May
Nacogdoches, TX

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

The month with the highest snowfall is January (0.24").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

Average snowfall days in May
Nacogdoches, TX

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

The month with the highest number of snowfall days is January (0.6 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

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

Average daylight in May / Average sunshine in May - Nacogdoches, 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 5min

The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is December (Average sunshine: 4h and 54min).

Average sunshine days in May
Nacogdoches, TX

Average sunshine days in May - Nacogdoches, TX
  • Average sunshine days in May: 14.6 days

The month with the most sunshine days is October (18.5 days).
The month with the least sunshine days is February (12.3 days).

Average UV index in May
Nacogdoches, TX

Average UV index in May - Nacogdoches, 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 2).

Average cloud cover in May
Nacogdoches, TX

Average cloud cover in May - Nacogdoches, TX
  • Average cloud cover in May: 42

The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 31).

Average visibility in May
Nacogdoches, TX

Average visibility in May - Nacogdoches, TX
  • Average visibility in May: 5mi

The month with the highest visibility is August (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, September, October, November and December (5mi).

Nacogdoches, Texas, USA

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