Saint Mary's County (California)
May
Weather in Saint Mary's County, Maryland for May 2027
Your guide to Saint Mary's County weather in May - trends and predictions
The climate of Saint Mary's County in May is notably wet, with an average of 14 rainy days, and a total of 275 mm of precipitation.
Is May a good time to visit Saint Mary's County? check out the best time to travel to Saint Mary's County page.
✨ Is May a good time to visit Saint Mary's County? – Ask the AI Weatherman
Rain 🌧️
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17
Dry days
14
Rainy days
0
Snow days
22°/14°
Temperatures
20 km/h
Avg max wind
74 %
Avg humidity
Saint Mary's County Weather May
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Temperatures trend during May in Saint Mary's County
See the weather trend as well as the moving average line
May weather in Saint Mary's County day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| May 1 |  Patchy rain possible | 21° /10° | 0.1 mm | 8 | |
| May 2 |  Cloudy | 21° /15° | 0 mm | 7 | |
| May 3 | Patchy rain possible | 22° /12° | 0.6 mm | 8 | |
| May 4 |  Moderate rain | 23° /12° | 13.6 mm | 8 | |
| May 5 |  Moderate or heavy rain shower | 24° /16° | 5.7 mm | 8 | |
| May 6 |  Light rain | 22° /17° | 5.5 mm | 6 | |
| May 7 | Patchy rain possible | 20° /13° | 1.8 mm | 4 | |
| May 8 | Patchy rain possible | 21° /12° | 0.3 mm | 8 | |
| May 9 | Light rain | 20° /12° | 2.7 mm | 7 | |
| May 10 |  Overcast | 23° /12° | 0 mm | 7 | |
| May 11 | Light rain | 20° /13° | 5.9 mm | 5 | |
| May 12 | Patchy rain possible | 20° /11° | 0.5 mm | 8 | |
| May 13 | Moderate rain | 21° /15° | 21 mm | 7 | |
| May 14 | Moderate rain | 21° /14° | 15.5 mm | 5 | |
| May 15 | Patchy rain possible | 23° /14° | 1 mm | 6 | |
| May 16 | Patchy rain possible | 28° /14° | 0.2 mm | 8 | |
| May 17 | Overcast | 28° /19° | 0.2 mm | 8 | |
| May 18 | Overcast | 29° /18° | 0 mm | 9 | |
| May 19 | Overcast | 29° /18° | 0 mm | 8 | |
| May 20 | Overcast | 28° /18° | 0.1 mm | 8 | |
| May 21 | Moderate rain | 16° /13° | 18 mm | 4 | |
| May 22 | Moderate rain | 19° /14° | 18.6 mm | 4 | |
| May 23 | Moderate rain | 17° /13° | 10.4 mm | 4 | |
| May 24 | Light rain | 21° /14° | 2.7 mm | 4 | |
| May 25 | Moderate rain | 21° /16° | 18 mm | 4 | |
| May 26 | Overcast | 21° /17° | 0.6 mm | 3 | |
| May 27 | Light rain | 22° /17° | 5.8 mm | 3 | |
| May 28 |  Heavy rain | 19° /15° | 40.7 mm | 7 | |
| May 29 | Patchy rain possible | 22° /13° | 1 mm | 8 | |
| May 30 | Moderate rain | 22° /17° | 10.7 mm | 8 | |
| May 31 | Torrential rain shower | 22° /14° | 73.7 mm | 8 | |
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Important Notice
Our weather forecast for Saint Mary's 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 Saint Mary's County forecast closer to your planned date for the most up-to-date weather information.
Change Month
Saint Mary's County in May - FAQ
What are the expected maximum and minimum temperatures in Saint Mary's County during May?
Enjoy moderate daytime temperatures of up to 22° and cooler nights around 14°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Saint Mary's County during May?
Significant rainfall exceeding 275 mm is expected in Saint Mary's County during May, occurring over more than 14 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Saint Mary's County during May?
The average wind speed in Saint Mary's County during May is 20 km/h, suggesting breezy to windy conditions, depending on your activities.
May rainfall patterns in Saint Mary's County
Explore the daily rainfall trends and prepare for Saint Mary's Countys May weather 💧
Typically, Saint Mary's County has 14 rainy days in May with a total of 275 mm of rainfall.
UV exposure in Saint Mary's County during May
Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
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