Grayson County (Sherman)
May
Weather in Grayson County, Texas for May 2027
Your guide to Grayson County weather in May - trends and predictions
In general, the average temperature in Grayson County at the beginning of May is 22.6 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 28.9 °C by the end of May.
Grayson County experiences moderate rainfall in May, with an average of 10 rainy days and a total precipitation of 228 mm.
Is May a good time to visit Grayson County? check out the best time to travel to Grayson County page.
✨ Is May a good time to visit Grayson County? – Ask the AI Weatherman
Temperatures
Rain 🌧️
More
21
Dry days
10
Rainy days
0
Snow days
27°/17°
Temperatures
24 km/h
Avg max wind
75 %
Avg humidity
Grayson County Weather May
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Temperatures trend during May in Grayson County
See the weather trend as well as the moving average line
May weather in Grayson County day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| May 1 |  Overcast | 21° /13° | 0.4 mm | 5 | |
| May 2 |  Moderate or heavy rain shower | 21° /13° | 5.7 mm | 8 | |
| May 3 |  Sunny | 24° /11° | 0 mm | 9 | |
| May 4 | Sunny | 24° /13° | 0 mm | 9 | |
| May 5 |  Patchy rain possible | 27° /13° | 0.1 mm | 7 | |
| May 6 |  Heavy rain | 20° /14° | 25.5 mm | 7 | |
| May 7 | Patchy rain possible | 23° /13° | 0.1 mm | 9 | |
| May 8 | Overcast | 25° /14° | 0.5 mm | 8 | |
| May 9 |  Light rain | 26° /15° | 5.9 mm | 8 | |
| May 10 | Heavy rain | 23° /15° | 28.3 mm | 5 | |
| May 11 |  Cloudy | 22° /13° | 0 mm | 5 | |
| May 12 | Overcast | 26° /13° | 0 mm | 9 | |
| May 13 | Sunny | 30° /16° | 0 mm | 10 | |
| May 14 |  Partly cloudy | 33° /20° | 0 mm | 10 | |
| May 15 | Patchy rain possible | 30° /22° | 0.1 mm | 9 | |
| May 16 |  Thundery outbreaks possible | 30° /21° | 0.1 mm | 9 | |
| May 17 |  Moderate rain | 29° /22° | 11.9 mm | 6 | |
| May 18 | Thundery outbreaks possible | 29° /22° | 4.7 mm | 6 | |
| May 19 | Thundery outbreaks possible | 26° /21° | 35.7 mm | 5 | |
| May 20 | Overcast | 26° /18° | 0.1 mm | 5 | |
| May 21 | Patchy rain possible | 31° /18° | 0.8 mm | 7 | |
| May 22 | Moderate rain | 28° /19° | 10.3 mm | 7 | |
| May 23 | Moderate or heavy rain shower | 28° /18° | 9.2 mm | 7 | |
| May 24 | Overcast | 32° /20° | 0.1 mm | 9 | |
| May 25 | Light rain | 30° /20° | 3.1 mm | 8 | |
| May 26 | Light rain | 30° /20° | 5.1 mm | 8 | |
| May 27 | Heavy rain | 26° /19° | 54.8 mm | 6 | |
| May 28 | Moderate rain | 28° /18° | 10.5 mm | 8 | |
| May 29 | Patchy rain possible | 28° /18° | 1.7 mm | 8 | |
| May 30 | Moderate or heavy rain shower | 30° /20° | 6.2 mm | 8 | |
| May 31 | Light rain | 31° /19° | 7.2 mm | 9 | |
| Next | |||||
Important Notice
Our weather forecast for Grayson 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 Grayson County forecast closer to your planned date for the most up-to-date weather information.
Change Month
Grayson County in May - FAQ
What are the expected maximum and minimum temperatures in Grayson County during May?
During May, expect a variety of temperatures with highs around 27° and lows near 17°, suitable for diverse activities and preferences.
How much rainfall should be expected in Grayson County during May?
Significant rainfall exceeding 228 mm is expected in Grayson County during May, occurring over more than 10 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Grayson County during May?
The average wind speed in Grayson County during May is 24 km/h, suggesting breezy to windy conditions, depending on your activities.
May rainfall patterns in Grayson County
Explore the daily rainfall trends and prepare for Grayson Countys May weather 💧
Typically, Grayson County has 10 rainy days in May with a total of 228 mm of rainfall.
UV exposure in Grayson County during May
Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
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