Frederick (MD)
May
Weather in Frederick, Maryland for May 2026
Your guide to Frederick weather in May - trends and predictions
In general, the average temperature in Frederick at the beginning of May is 21.9 °F. As the month progressed, temperatures tended to slightly decrease, reaching an average of 21.7 °F by the end of May.
Frederick in May brings notable rainfall, with an average of 17 rainy days and a total precipitation of 183.8 mm.
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Temperatures
Rain 🌧️
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14
Dry days
17
Rainy days
0
Snow days
21°/12°
Temperatures
16 km/h
Avg max wind
83 %
Avg humidity
Frederick Weather May
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Temperatures trend during May in Frederick
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May weather in Frederick day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| May 1 |  Patchy rain possible | 22° /12° | 0.1 mm | 5 | |
| May 2 |  Cloudy | 26° /15° | 0 mm | 6 | |
| May 3 |  Partly cloudy | 25° /13° | 0.1 mm | 6 | |
| May 4 |  Light rain | 16° /13° | 15.1 mm | 4 | |
| May 5 |  Moderate rain | 20° /13° | 16.8 mm | 5 | |
| May 6 | Patchy light drizzle | 22° /16° | 3.6 mm | 5 | |
| May 7 | Light rain shower | 22° /14° | 1.6 mm | 5 | |
| May 8 |  Thundery outbreaks possible | 24° /13° | 0.3 mm | 5 | |
| May 9 | Light rain shower | 18° /11° | 27.5 mm | 4 | |
| May 10 | Light rain shower | 18° /7° | 7.7 mm | 4 | |
| May 11 | Light rain shower | 19° /8° | 1.3 mm | 5 | |
| May 12 | Light rain shower | 17° /8° | 2.6 mm | 4 | |
| May 13 |  Mist | 21° /10° | 18 mm | 5 | |
| May 14 | Light rain shower | 21° /13° | 11.4 mm | 5 | |
| May 15 | Light rain | 20° /15° | 7.3 mm | 5 | |
| May 16 | Patchy rain possible | 25° /15° | 0.3 mm | 6 | |
| May 17 | Patchy rain possible | 25° /14° | 0.2 mm | 6 | |
| May 18 | Light rain shower | 19° /13° | 3.2 mm | 5 | |
| May 19 | Patchy rain possible | 20° /11° | 0.3 mm | 5 | |
| May 20 | Patchy rain possible | 20° /9° | 0.1 mm | 5 | |
| May 21 | Mist | 20° /11° | 56.2 mm | 5 | |
| May 22 |  Moderate or heavy rain with thunder | 23° /11° | 13.8 mm | 5 | |
| May 23 |  Moderate or heavy rain shower | 20° /11° | 4.6 mm | 5 | |
| May 24 | Patchy rain possible | 22° /10° | 0.2 mm | 5 | |
| May 25 |  Patchy light rain with thunder | 24° /11° | 3.1 mm | 6 | |
| May 26 | Patchy light rain with thunder | 24° /13° | 10.6 mm | 5 | |
| May 27 | Light rain shower | 23° /13° | 8.6 mm | 6 | |
| May 28 | Patchy rain possible | 18° /12° | 30.8 mm | 4 | |
| May 29 | Light rain shower | 22° /11° | 2.8 mm | 5 | |
| May 30 | Patchy rain possible | 20° /13° | 41.9 mm | 5 | |
| May 31 |  Sunny | 21° /9° | 8 mm | 6 | |
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Important Notice
Our weather forecast for Frederick 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 Frederick forecast closer to your planned date for the most up-to-date weather information.
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Frederick in May - FAQ
What are the expected maximum and minimum temperatures in Frederick during May?
Enjoy moderate daytime temperatures of up to 21° and cooler nights around 12°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Frederick during May?
Significant rainfall exceeding 183.8 mm is expected in Frederick during May, occurring over more than 17 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Frederick during May?
The average wind speed in Frederick during May is 16 km/h, suggesting breezy to windy conditions, depending on your activities.
May rainfall patterns in Frederick
Explore the daily rainfall trends and prepare for Fredericks May weather 💧
UV exposure in Frederick during May
Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
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