McKinney
August
Weather in McKinney for August 2025
Your guide to McKinney weather in August - trends and predictions
In general, the average temperature in McKinney at the beginning of August is 40.6 °F. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 37.7 °F by the end of August.
With an average of 5 rainy days, McKinney experiences minimal rainfall in August, ensuring that most days remain pleasantly dry.
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26
Dry days
5
Rainy days
0
Snow days
41°/26°
Temperatures
22 km/h
Avg max wind
35 %
Avg humidity
McKinney in August average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  40° | 2 41° | 3 42° | ||||
| 4 40° | 5  40° | 6 41° | 7  40° | 8 40° | 9  39° | 10 38° |
| 11 39° | 12 40° | 13 40° | 14 39° | 15  38° | 16 38° | 17 41° |
| 18 43° | 19 43° | 20 42° | 21 40° | 22 39° | 23 39° | 24 40° |
| 25 41° | 26 41° | 27 41° | 28 36° | 29  34° | 30 35° | 31 36° |
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Temperatures trend during August in McKinney
See the weather trend as well as the moving average line
August weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Aug. 1 | Sunny | 40° /26° | 0 mm | 10 | |
| Aug. 2 | Sunny | 41° /27° | 0 mm | 10 | |
| Aug. 3 | Sunny | 42° /27° | 0.4 mm | 10 | |
| Aug. 4 | Sunny | 40° /26° | 0 mm | 10 | |
| Aug. 5 | Moderate rain at times | 40° /27° | 0.4 mm | 9 | |
| Aug. 6 | Sunny | 41° /27° | 0 mm | 10 | |
| Aug. 7 | Patchy rain possible | 40° /28° | 0.1 mm | 9 | |
| Aug. 8 | Moderate rain at times | 40° /27° | 1.2 mm | 9 | |
| Aug. 9 | Cloudy | 39° /26° | 1.6 mm | 9 | |
| Aug. 10 | Sunny | 38° /25° | 2 mm | 9 | |
| Aug. 11 | Cloudy | 39° /26° | 1.8 mm | 9 | |
| Aug. 12 | Sunny | 40° /27° | 0 mm | 10 | |
| Aug. 13 | Sunny | 40° /27° | 0 mm | 10 | |
| Aug. 14 | Patchy rain possible | 39° /27° | 0.1 mm | 9 | |
| Aug. 15 | Partly cloudy | 38° /26° | 0 mm | 10 | |
| Aug. 16 | Sunny | 38° /24° | 0 mm | 9 | |
| Aug. 17 | Partly cloudy | 41° /24° | 0.4 mm | 10 | |
| Aug. 18 | Sunny | 43° /28° | 0 mm | 10 | |
| Aug. 19 | Sunny | 43° /29° | 0.3 mm | 10 | |
| Aug. 20 | Moderate rain at times | 42° /27° | 0.3 mm | 10 | |
| Aug. 21 | Partly cloudy | 40° /26° | 0 mm | 10 | |
| Aug. 22 | Partly cloudy | 39° /25° | 0.1 mm | 9 | |
| Aug. 23 | Partly cloudy | 39° /26° | 0.3 mm | 9 | |
| Aug. 24 | Sunny | 40° /27° | 0 mm | 9 | |
| Aug. 25 | Partly cloudy | 41° /27° | 0.1 mm | 10 | |
| Aug. 26 | Partly cloudy | 41° /27° | 0.2 mm | 9 | |
| Aug. 27 | Sunny | 41° /26° | 0.5 mm | 10 | |
| Aug. 28 | Partly cloudy | 36° /24° | 1.4 mm | 9 | |
| Aug. 29 | Overcast | 34° /23° | 0.3 mm | 8 | |
| Aug. 30 | Cloudy | 35° /22° | 0 mm | 8 | |
| Aug. 31 | Cloudy | 36° /22° | 0 mm | 8 | |
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Important Notice
Our weather forecast for McKinney in August 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 McKinney forecast closer to your planned date for the most up-to-date weather information.
McKinney in August - FAQ
What are the expected maximum and minimum temperatures in McKinney during August?
With daytime temperatures soaring above 41° and not dropping much below 26° at night, August in McKinney is quite hot. Staying hydrated and avoiding peak sun hours is advisable.
How much rainfall should be expected in McKinney during August?
Rainfall in McKinney during August is rare to nonexistent, with the total expected rainfall being less than 10 mm and approximately 5 days seeing any precipitation. Planning without the concern for rain is generally straightforward during this very dry period.
What are the typical wind conditions in McKinney during August?
The average wind speed in McKinney during August is 22 km/h, suggesting breezy to windy conditions, depending on your activities.
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