Dallas County
May
Weather in Dallas County for May 2025
Your guide to Dallas County weather in May - trends and predictions
In general, the average temperature in Dallas County at the beginning of May is 27.7 °F. As the month progressed, temperatures tended to significantly warm up, reaching an average of 31 °F by the end of May.
The climate of Dallas County in May is notably wet, with an average of 11 rainy days.
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20
Dry days
11
Rainy days
0
Snow days
30°/18°
Temperatures
19 km/h
Avg max wind
70 %
Avg humidity
Dallas County in May average weather
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Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
---|---|---|---|---|---|---|
1 26° | 2 26° | 3 26° | 4 27° | |||
5 30° | 6 29° | 7 30° | 8 32° | 9 28° | 10 23° | 11 25° |
12 25° | 13 28° | 14 27° | 15 29° | 16 27° | 17 28° | 18 31° |
19 32° | 20 28° | 21 27° | 22 30° | 23 29° | 24 31° | 25 31° |
26 33° | 27 32° | 28 32° | 29 29° | 30 30° | 31 30° |
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Temperatures trend during May in Dallas County
See the weather trend as well as the moving average line
May weather day by day
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Date | Weather | Temperatures | Rain | UV | More |
---|---|---|---|---|---|
May 1 | Cloudy | 26° /17° | 1.6 mm | 6 | |
May 2 | Cloudy | 26° /15° | 6.8 mm | 6 | |
May 3 | Overcast | 26° /17° | 8.5 mm | 6 | |
May 4 | Overcast | 27° /19° | 7.3 mm | 6 | |
May 5 | Patchy rain possible | 30° /19° | 25.8 mm | 7 | |
May 6 | Patchy rain possible | 29° /20° | 6.7 mm | 7 | |
May 7 | Patchy rain possible | 30° /20° | 2.8 mm | 7 | |
May 8 | Patchy rain possible | 32° /21° | 1.7 mm | 7 | |
May 9 | Moderate rain at times | 28° /20° | 1.1 mm | 6 | |
May 10 | Moderate or heavy rain shower | 23° /18° | 5.4 mm | 5 | |
May 11 | Patchy rain possible | 25° /17° | 0.6 mm | 6 | |
May 12 | Moderate or heavy rain shower | 25° /19° | 13.6 mm | 6 | |
May 13 | Moderate or heavy rain shower | 28° /20° | 13.2 mm | 6 | |
May 14 | Moderate or heavy rain shower | 27° /18° | 15 mm | 7 | |
May 15 | Moderate or heavy rain shower | 29° /19° | 5.3 mm | 7 | |
May 16 | Patchy rain possible | 27° /19° | 4.5 mm | 6 | |
May 17 | Sunny | 28° /18° | 2.1 mm | 7 | |
May 18 | Patchy rain possible | 31° /18° | 0.1 mm | 8 | |
May 19 | Moderate rain at times | 32° /21° | 7.7 mm | 8 | |
May 20 | Heavy rain at times | 28° /19° | 1.3 mm | 7 | |
May 21 | Partly cloudy | 27° /19° | 0.3 mm | 7 | |
May 22 | Overcast | 30° /21° | 1.5 mm | 7 | |
May 23 | Patchy rain possible | 29° /20° | 3.4 mm | 6 | |
May 24 | Patchy rain possible | 31° /21° | 0.4 mm | 7 | |
May 25 | Partly cloudy | 31° /20° | 0 mm | 7 | |
May 26 | Partly cloudy | 33° /21° | 0.3 mm | 8 | |
May 27 | Partly cloudy | 32° /20° | 0.2 mm | 8 | |
May 28 | Patchy rain possible | 32° /20° | 4.6 mm | 7 | |
May 29 | Moderate or heavy rain shower | 29° /19° | 3.5 mm | 6 | |
May 30 | Overcast | 30° /21° | 0.3 mm | 7 | |
May 31 | Patchy rain possible | 30° /20° | 9.3 mm | 7 | |
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Important Notice
Our weather forecast for Dallas County in May is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Dallas County forecast closer to your planned date for the most up-to-date weather information.
Dallas County in May - FAQ
What are the expected maximum and minimum temperatures in Dallas County during May?
Expect warm days with temperatures around 30°, cooling to mild conditions of 18° after sunset. Perfect for those who enjoy warm weather.
How much rainfall should be expected in Dallas County during May?
Significant rainfall exceeding 278.4 mm is expected in Dallas County during May, occurring over more than 11 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Dallas County during May?
The average wind speed in Dallas County during May is 19 km/h, suggesting breezy to windy conditions, depending on your activities.
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