May weather forecast
Dawson, TX

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Weather in May

The last month of the spring, May, is also a moderately hot month in Dawson, Texas, with an average temperature varying between 81.5°F (27.5°C) and 64.4°F (18°C).

Temperature

The start of May brings a subtle shift in the average high-temperature, edging up from April's warm 74.7°F (23.7°C) to a still moderately hot 81.5°F (27.5°C). An average low-temperature of 64.4°F (18°C) marks the month of May in Dawson.

Heat index

For May, the heat index is appraised at a hot 87.8°F (31°C). Fatigue might occur with continuous exposure and activity, potentially causing heat cramps.
Heat index evaluations are typically in the context of light winds and shaded environments. Exposure to the direct sun might augment heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', is a single figure representing how weather conditions feel when combining temperature and humidity. Elements such as metabolic variations, pregnancy, and physical exertion can influence one's weather perception. In the direct sunlight, the weather's impact can be amplified, possibly boosting the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. Kids are usually in more danger than grown-ups as they tend to sweat less. Plus, their bigger skin surface in relation to their small frames and increased heat generation due to their activity level make them more susceptible.

Humidity

With an average relative humidity of 77%, May is the most humid month.

Rainfall

In Dawson, in May, it is raining for 15.1 days, with typically 3.78" (96mm) of accumulated precipitation. In Dawson, during the entire year, the rain falls for 140.8 days and collects up to 30.39" (772mm) of precipitation.

Snowfall

In Dawson, snow does not fall in March through December.

Daylight

In May, the average length of the day in Dawson is 13h and 48min.
On the first day of the month, sunrise is at 6:40 am and sunset at 8:07 pm. On the last day of May, in Dawson, sunrise is at 6:21 am and sunset at 8:27 pm CDT.

Sunshine

In Dawson, the average sunshine in May is 8.6h.

UV index

The months with the highest UV index in Dawson, Texas, are May through August, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high health hazard from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The daily high UV index of 7 in May translates into this advice:
Apply measures and align with sun safety principles. Safeguarding against skin and eye injury is pivotal. Remember that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. Make an effort to avoid direct sun exposure during these hours. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are May temperatures in Dawson?

The high-temperature, in May, in Dawson, is 81.5°F (27.5°C), while the low-temperature averages to 64.4°F (18°C). The average heat index (a.k.a. 'feels like', 'real feel'), which combines air temperature and relative humidity, in May is appraised at 87.8°F (31°C).

What is the most humid month in Dawson?

The most humid month in Dawson, Texas, is May, with an average relative humidity of 77%.

What is the average humidity in May in Dawson?

The average relative humidity in May in Dawson is 77%.

How many days does it rain in May in Dawson?

In Dawson, Texas, during May, the rain falls for 15.1 days and regularly aggregates up to 3.78" (96mm) of precipitation.

When it does not snow in Dawson?

In Dawson, Texas, snow does not fall in March through December.

What is the average length of the day in May in Dawson?

In May, the average day length in Dawson is 13h and 48min.

What time are sunrise and sunset in May in Dawson?

On the first day of May in Dawson, Texas, sunrise is at 6:40 am and sunset at 8:07 pm. On the last day of the month, sunrise is at 6:21 am and sunset at 8:27 pm CDT.

How long on average sun shines in May in Dawson?

In Dawson, the average sunshine duration in May is 8.6h.

What is the month with the highest UV index in Dawson?

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

What is the UV index intensity in May in Dawson?

The average daily maximum UV index in May in Dawson is 7. A UV Index value of 6 to 7 symbolizes a high health risk from unprotected exposure to 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
Dawson, TX

Average temperature in May - Dawson, TX
  • Average high temperature in May: 81.5°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 (56.1°F).

  • Average low temperature in May: 64.4°F

The month with the highest average low temperature is August (75.7°F).
The coldest month (with the lowest average low temperature) is January (40.1°F).

Average pressure in May
Dawson, TX

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

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in May
Dawson, TX

Average wind speed in May - Dawson, TX
  • Average wind speed in May: 9mph

The windiest month (with the highest average wind speed) is March (10.3mph).
The calmest month (with the lowest average wind speed) is September (6.7mph).

Average humidity in May
Dawson, TX

Average humidity in May - Dawson, TX
  • Average humidity in May: 77%

The month with the highest relative humidity is May (77%).
The month with the lowest relative humidity is August (58%).

Average rainfall in May
Dawson, TX

Average rainfall in May - Dawson, TX
  • Average rainfall in May: 3.78"

The wettest month (with the highest rainfall) is October (4.25").
The driest months (with the least rainfall) are July and November (1.73").

Average rainfall days in May
Dawson, TX

Average rainfall days in May - Dawson, TX
  • Average rainfall days in May: 15.1 days

The month with the highest number of rainy days is May (15.1 days).
The month with the least rainy days is January (7.4 days).

Average snowfall in May
Dawson, TX

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

The month with the highest snowfall is February (0.67").
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0").

Average snowfall days in May
Dawson, TX

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

The month with the highest number of snowfall days is February (1.2 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
Dawson, TX

Average daylight in May / Average sunshine in May - Dawson, 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 months with the most sunshine are July and August (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 5h and 18min).

Average sunshine days in May
Dawson, TX

Average sunshine days in May - Dawson, TX
  • Average sunshine days in May: 13.3 days

The month with the most sunshine days is January (22 days).
The month with the least sunshine days is May (13.3 days).

Average UV index in May
Dawson, TX

Average UV index in May - Dawson, TX
  • Average UV index in May: 7

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

Average cloud cover in May
Dawson, TX

Average cloud cover in May - Dawson, TX
  • Average cloud cover in May: 39

The month with the most cloud cover is March (Cloud cover 43).
The month with the least cloud cover is August (Cloud cover 22).

Average visibility in May
Dawson, TX

Average visibility in May - Dawson, 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).

Dawson, Texas, USA

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