Jefferson County (Birmingham)
May
Weather in Jefferson County, Alabama for May 2026
Your guide to Jefferson County weather in May - trends and predictions
The forecast for the upcoming days in Jefferson County predicts a temperature of 27.4 °F, which is slightly above the historical average.
In general, the average temperature in Jefferson County at the beginning of May is 24.1 °F. As the month progressed, temperatures tended to significantly warm up, reaching an average of 28 °F by the end of May.
Jefferson County experiences heavy rainfall in May, with over 20 rainy days and an average total precipitation 340.8 mm.
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Temperatures
Rain 🌧️
More
6
Dry days
25
Rainy days
0
Snow days
26°/17°
Temperatures
14 km/h
Avg max wind
76 %
Avg humidity
Jefferson County Weather May
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Temperatures trend during May in Jefferson County
See the weather trend as well as the moving average line
May weather in Jefferson County day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| May 1 |  Sunny | 25° /15° | 0.7 mm | 7 | |
| May 2 | Sunny | 25° /15° | 19.4 mm | 8 | |
| May 3 |  Light rain shower | 23° /14° | 20.7 mm | 7 | |
| May 4 | Light rain shower | 24° /13° | 2.3 mm | 7 | |
| May 5 |  Moderate or heavy rain shower | 25° /13° | 6 mm | 7 | |
| May 6 |  Heavy rain | 27° /18° | 25.4 mm | 8.8 | |
| May 7 | Heavy rain | 20° /13° | 64.6 mm | 10 | |
| May 8 |  Overcast | 21° /11° | 0 mm | 0.3 | |
| May 9 |  Moderate rain | 26° /15° | 7.5 mm | 4 | |
| May 10 | Moderate rain | 27° /16° | 13.2 mm | 5 | |
| May 11 | Patchy rain possible | 25° /16° | 3 mm | 5 | |
| May 12 | Sunny | 28° /13° | 0 mm | 5 | |
| May 13 | Sunny | 32° /17° | 0 mm | 6 | |
| May 14 | Sunny | 32° /20° | 0 mm | 6 | |
| May 15 | Sunny | 32° /20° | 0 mm | 6 | |
| May 16 |  Partly cloudy | 33° /21° | 0 mm | 7 | |
| May 17 | Patchy rain possible | 34° /23° | 3.5 mm | 6 | |
| May 18 | Patchy rain possible | 25° /19° | 1 mm | 5 | |
| May 19 | Patchy rain possible | 22° /19° | 2.6 mm | 5 | |
| May 20 |  Heavy rain at times | 28° /19° | 0.9 mm | 6 | |
| May 21 | Overcast | 28° /18° | 5.2 mm | 6 | |
| May 22 | Moderate or heavy rain shower | 28° /18° | 3.6 mm | 6 | |
| May 23 | Moderate or heavy rain shower | 27° /18° | 4.6 mm | 6 | |
| May 24 | Patchy rain possible | 28° /16° | 6.8 mm | 6 | |
| May 25 | Partly cloudy | 29° /18° | 10.1 mm | 7 | |
| May 26 | Overcast | 30° /18° | 35.1 mm | 6 | |
| May 27 | Partly cloudy | 29° /18° | 10 mm | 7 | |
| May 28 | Patchy rain possible | 28° /15° | 0 mm | 6 | |
| May 29 | Overcast | 26° /16° | 1.2 mm | 6 | |
| May 30 |  Cloudy | 25° /16° | 12 mm | 5 | |
| May 31 | Partly cloudy | 29° /16° | 0.3 mm | 7 | |
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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.
Change Month
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 26° and lows near 17°, suitable for diverse activities and preferences.
How much rainfall should be expected in Jefferson County during May?
Significant rainfall exceeding 340.8 mm is expected in Jefferson County during May, occurring over more than 25 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 14 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 💧
Typically, Jefferson County has 25 rainy days in May with a total of 340.8 mm of rainfall.
UV exposure in Jefferson County during May
Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
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Where is Jefferson County?Get accurate weather forecasts for Jefferson County, located at latitude 33.521 and longitude -86.802. Stay updated with localized weather information tailored for Jefferson County.
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