Temperatures in May
It's warm in May in Dallas with an average temperature of 29°C. Temperatures this month range from a low of 27°C to a high of 31°C. At night, you can expect temperatures between 15°C and 21°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for Dallas in May. The red line indicates the max temperatures, and the blue line shows the minimums.
Start of May
The month of May starts in Dallas with hot temperatures, averaging around 29°C during the day and nights close to 18°C. You can expect regular precipitation, but there’s also a chance for some sunny days in the first days of the month.
Since temperatures can differ between day and night, it’s a good idea to dress in layers.
Mid-May
By mid-May, the average daytime temperature stays the same at 29°C, with nights close to 20°C. During this part of the month, you can expect regular precipitation, but there’ll also be some sunny days.
Temperatures vary between day and night, so it’s smart to wear layers.
End of May
By the end of May, the average daytime temperature in Dallas will be around 30°C, with nights close to 21°C. There’s regular precipitation, but with a bit of luck, you’ll also get some dry and sunny days.
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Precipitation in May
In May, there is an average of 148 mm of precipitation, spread over 10 days. The wind speed is around 4 Bft, mostly coming from the Southeast.
The average precipitation chance is 32% per day this month. Though it seems pretty low, the weather’s variable. There are also a few days with higher precipitation chances.
Precipitation Chance
This chart shows the daily precipitation chance (in percentages) in May for Dallas. 0% means it never rained on that day in the past 10 years, and 100% means it rained every day. All values in between represent the average chance of precipitation on that day.
Dallas in May |
London | ||
|---|---|---|---|
 Average Temperature |
29°C | 18°C | |
 High Temp |
31°C | 21°C | |
| Low Temp |
27°C | 15°C | |
 Total Precipitation |
148 mm | 46 mm | |
| Rainy Days |
10 days | 8 days | |
April
UV index
The UV index is a maximum of 7 this month. That's a moderate to high value on the intensity scale of 1 to 11. Unprotected skin can burn within 15-25 minutes.
Is May a good time to visit Dallas?
After some sun? Then May isn’t the best time to be in Dallas. The temperature is pleasant, but there’s too much chance of rain this month.
The hurricane season in Dallas runs from June to November.
Temperature records for Dallas in May
With 36°C, Dallas hit the highest temperature in the last 10 years in May 2018. The lowest daytime temperature in this month was 15°C in 2019. The extreme night temperatures ranged from a low of 8°C to a high of 27°C.
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Daily Temperature in May in Dallas
This chart shows the average daily temperatures, both day and night, for each day in May in Dallas, measured in degrees Celsius. The red line represents the maximum temperatures, while the blue line shows the minimums. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, gives an overview of the average daily temperatures during this month.
Daily Precipitation in May in Dallas
The chart below shows the average daily precipitation in May for Dallas, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are shown at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that rain is more likely. But it’s still an average, so each day can be different. Based on historical weather data for May, you can expect around 10 days of rain in Dallas.
Daily UV Index in May in Dallas
This chart shows the average daily UV index in May in Dallas, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in May in Dallas Over the Years
This chart shows the average temperature in May in Dallas, measured in degrees Celsius, over the past years.
Total Precipitation in May in Dallas Over the Years
This chart shows the average precipitation in May in Dallas, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.
Daily climate in May for Dallas
Click on a specific day in May for detailed info on the typical weather on that day in Dallas. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in May in Dallas
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Average Weather in Dallas by Month
Click on a month below to see detailed weather info for Dallas. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
