May weather forecast
Fort Worth, TX

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A calm river flowing down towards the beautiful cityscape of Fort Worth, Texas
A calm river flowing down towards the beautiful cityscape of Fort Worth, Texas

Weather in May

May signals the arrival of early summer in Fort Worth, bringing noticeably warmer weather and the city's highest rainfall of the year at 2.99" (76mm). While the rise in temperatures is welcomed by many, those sensitive to heat should prepare accordingly. This significantly wet month gives way to the slightly drier June, following the trend noticed over the years in Fort Worth. This time of year is known for its vibrant greens and widely open skies, making it ideal for sightseeing and other outdoor activities.

Temperature

May's onset brings a subtle temperature rise, moving from a warm 75°F (23.9°C) in April to a still moderately hot 81.7°F (27.6°C). Fort Worth, in May, witnesses an average low-temperature of 64°F (17.8°C).

Heat index

The heat index for May is calculated to be a tropical 86°F (30°C). Unrelenting activity during exposure could cause fatigue and potentially lead to heat cramps.
The heat index's values are generally associated with conditions in shade and light breezes. An exposure to direct sunlight may lift the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is calculated by taking the relative humidity value for a specific location and factoring it into the air temperature reading. Elements such as metabolic variations, pregnancy, and physical exertion can shape one's weather perception. Always consider that direct sunlight exposure might heighten the heat's effects, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Children frequently underestimate the necessity to rest and hydrate. Thirst is a late sign of dehydration - thus, it is vital to stay hydrated, particularly during lengthy physical exercises.

Humidity

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

Rainfall

In Fort Worth, in May, it is raining for 13.9 days, with typically 2.99" (76mm) of accumulated precipitation. Throughout the year, there are 132.4 rainfall days, and 25.87" (657mm) of precipitation is accumulated.

Snowfall

In Fort Worth, snow does not fall in March through October.

Daylight

In May, the average length of the day is 13h and 52min.
On the first day of the month, sunrise is at 6:41 am and sunset at 8:11 pm. On the last day of May, sunrise is at 6:22 am and sunset at 8:32 pm CDT.

Sunshine

In Fort Worth, the average sunshine in May is 8.8h.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 7. A UV Index estimate of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: A daily high UV index of 7 in May leads to these guidelines:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. The time between 10 a.m. and 4 p.m. is when UV radiation is at its peak. Limit exposure to direct sunlight during these hours. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.
Updated: Jun 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average May temperature?

During May, Fort Worth experiences an average high-temperature of 81.7°F (27.6°C) and a low-temperature of 64°F (17.8°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 calculated to be 86°F (30°C).

What is the most humid month?

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

What is the average humidity in May in Fort Worth?

In May, the average relative humidity is 73%.

How many days does it rain in May in Fort Worth?

In Fort Worth, during May, the rain falls for 13.9 days and regularly aggregates up to 2.99" (76mm) of precipitation.

When it does not snow?

March through October are months without snowfall.

How many hours of daylight does Fort Worth have in May?

In Fort Worth, the average day length in May is 13h and 52min.

What time are sunrise and sunset in May?

In May, on the first day of the month, sunrise is at 6:41 am and sunset at 8:11 pm. On the last day of the month, sunrise is at 6:22 am and sunset at 8:32 pm CDT.

How long on average sun shines in May?

In Fort Worth, the average sunshine duration in May is 8.8h.

What is the month with the highest UV index?

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

What is the UV index intensity in May?

In May, the average daily maximum UV index is 7. A UV Index value 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
Fort Worth, TX

Average temperature in May - Fort Worth, TX
  • Average high temperature in May: 81.7°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 (55.4°F).

  • Average low temperature in May: 64°F

The month with the highest average low temperature is August (75.9°F).
The coldest month (with the lowest average low temperature) is January (38.7°F).

Average pressure in May
Fort Worth, TX

Average pressure in May - Fort Worth, TX
  • Average pressure in May: 29.92"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

Average wind speed in May
Fort Worth, TX

Average wind speed in May - Fort Worth, TX
  • Average wind speed in May: 9.2mph

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

Average humidity in May
Fort Worth, TX

Average humidity in May - Fort Worth, 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 (56%).

Average rainfall in May
Fort Worth, TX

Average rainfall in May - Fort Worth, TX
  • Average rainfall in May: 2.99"

The wettest month (with the highest rainfall) is October (3.35").
The driest month (with the least rainfall) is February (1.22").

Average rainfall days in May
Fort Worth, TX

Average rainfall days in May - Fort Worth, TX
  • Average rainfall days in May: 13.9 days

The month with the highest number of rainy days is September (14.9 days).
The month with the least rainy days is January (5.8 days).

Average snowfall in May
Fort Worth, TX

Average snowfall in May - Fort Worth, TX
  • Average snowfall in May: 0"

The month with the highest snowfall is February (0.79").
The months with the least snowfall are March, April, May, June, July, August, September and October (0").

Average snowfall days in May
Fort Worth, TX

Average snowfall days in May - Fort Worth, TX
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is February (1.6 days).
The months with the least snowfall days are March, April, May, June, July, August, September and October (0 days).

Average daylight in May /
Average sunshine in May
Fort Worth, TX

Average daylight in May / Average sunshine in May - Fort Worth, TX
  • Average daylight in May: 13h and 5min

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

  • Average sunshine in May: 8h and 5min

The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).

Average sunshine days in May
Fort Worth, TX

Average sunshine days in May - Fort Worth, TX
  • Average sunshine days in May: 14.5 days

The month with the most sunshine days is January (24.2 days).
The month with the least sunshine days is September (13.2 days).

Average UV index in May
Fort Worth, TX

Average UV index in May - Fort Worth, 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
Fort Worth, TX

Average cloud cover in May - Fort Worth, TX
  • Average cloud cover in May: 36

The month with the most cloud cover is March (Cloud cover 39).
The month with the least cloud cover is August (Cloud cover 20).

Average visibility in May
Fort Worth, TX

Average visibility in May - Fort Worth, 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).

Fort Worth, Texas, USA

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