Jefferson County (Beaumont)
May
Weather in Jefferson County, Texas for May 2026
Your guide to Jefferson County weather in May - trends and predictions
In general, the average temperature in Jefferson County at the beginning of May is 26.6 °F. As the month progressed, temperatures tended to significantly warm up, reaching an average of 31.1 °F by the end of May.
Jefferson County in May brings notable rainfall, with an average of 18 rainy days and a total precipitation of 254.3 mm.
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Temperatures
Rain 🌧️
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13
Dry days
18
Rainy days
0
Snow days
29°/21°
Temperatures
19 km/h
Avg max wind
79 %
Avg humidity
Jefferson County Weather May
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Temperatures trend during May in Jefferson County
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May weather in Jefferson County day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| May 1 |  Moderate or heavy rain shower | 29° /19° | 21.7 mm | 6 | |
| May 2 | Moderate or heavy rain shower | 25° /21° | 26.7 mm | 6 | |
| May 3 | Moderate rain at times | 26° /19° | 4.9 mm | 6 | |
| May 4 |  Partly cloudy | 28° /15° | 0 mm | 7 | |
| May 5 |  Patchy rain possible | 26° /16° | 1.9 mm | 6 | |
| May 6 | Moderate or heavy rain shower | 25° /19° | 96 mm | 6 | |
| May 7 | Moderate or heavy rain shower | 27° /21° | 20 mm | 6 | |
| May 8 |  Overcast | 27° /18° | 0 mm | 6 | |
| May 9 | Moderate or heavy rain shower | 26° /18° | 11.4 mm | 6 | |
| May 10 | Moderate rain at times | 26° /18° | 1.2 mm | 6 | |
| May 11 | Patchy rain possible | 19° /16° | 0.4 mm | 4 | |
| May 12 | Patchy rain possible | 25° /14° | 0.3 mm | 6 | |
| May 13 | Overcast | 31° /17° | 0 mm | 7 | |
| May 14 |  Cloudy | 31° /22° | 0 mm | 7 | |
| May 15 | Patchy rain possible | 30° /23° | 0.1 mm | 7 | |
| May 16 |  Mist | 26° /23° | 0 mm | 6 | |
| May 17 | Fog | 31° /23° | 0 mm | 7 | |
| May 18 | Mist | 28° /24° | 0 mm | 6 | |
| May 19 | Overcast | 26° /24° | 0 mm | 6 | |
| May 20 | Mist | 30° /24° | 0 mm | 7 | |
| May 21 | Patchy rain possible | 32° /21° | 0.9 mm | 7 | |
| May 22 | Patchy rain possible | 31° /23° | 0.6 mm | 7 | |
| May 23 | Patchy rain possible | 31° /23° | 0.1 mm | 7 | |
| May 24 | Patchy rain possible | 31° /24° | 0.1 mm | 7 | |
| May 25 | Patchy rain possible | 33° /24° | 0.1 mm | 7 | |
| May 26 | Patchy rain possible | 31° /24° | 0.2 mm | 7 | |
| May 27 | Patchy rain possible | 35° /24° | 0.2 mm | 8 | |
| May 28 | Moderate or heavy rain shower | 30° /22° | 31.9 mm | 7 | |
| May 29 | Moderate or heavy rain shower | 30° /21° | 36.7 mm | 7 | |
| May 30 | Moderate or heavy rain shower | 30° /23° | 2.4 mm | 7 | |
| May 31 |  Moderate or heavy rain with thunder | 29° /23° | 4.3 mm | 6 | |
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Important Notice
Our weather forecast for Jefferson 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 Jefferson County forecast closer to your planned date for the most up-to-date weather information.
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Jefferson County in May - FAQ
What are the expected maximum and minimum temperatures in Jefferson County during May?
During May, expect a variety of temperatures with highs around 29° and lows near 21°, suitable for diverse activities and preferences.
How much rainfall should be expected in Jefferson County during May?
Significant rainfall exceeding 254.3 mm is expected in Jefferson County during May, occurring over more than 18 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Jefferson County during May?
The average wind speed in Jefferson County during May is 19 km/h, suggesting breezy to windy conditions, depending on your activities.
May rainfall patterns in Jefferson County
Explore the daily rainfall trends and prepare for Jefferson Countys May weather 💧
UV exposure in Jefferson County during May
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