May
Weather in Delaware for May 2025
Your guide to Delaware weather in May - trends and predictions
In general, the average temperature in Delaware at the beginning of May is 19.7 °F. As the month progressed, temperatures tended to significantly warm up, reaching an average of 24 °F by the end of May.
Delaware in May brings notable rainfall, with an average of 18 rainy days and a total precipitation of 134.1 mm.
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Temperatures
Rain 🌧️
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13
Dry days
18
Rainy days
0
Snow days
21°/13°
Temperatures
15 km/h
Avg max wind
80 %
Avg humidity
Delaware in May average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  22° | 2  24° | 3  21° | 4  13° | |||
| 5 16° | 6  21° | 7 21° | 8 28° | 9 21° | 10 12° | 11 15° |
| 12 14° | 13 20° | 14 19° | 15 15° | 16 16° | 17 21° | 18 16° |
| 19 22° | 20 24° | 21 26° | 22 28° | 23 25° | 24 26° | 25 27° |
| 26 28° | 27  24° | 28 25° | 29 22° | 30 21° | 31  21° |
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Temperatures trend during May in Delaware
See the weather trend as well as the moving average line
May weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| May 1 | Light rain shower | 22° /13° | 5.4 mm | 5 | |
| May 2 | Overcast | 24° /14° | 0 mm | 5 | |
| May 3 | Sunny | 21° /11° | 0 mm | 6 | |
| May 4 | Light drizzle | 13° /10° | 2.3 mm | 3 | |
| May 5 | Light rain | 16° /9° | 15.1 mm | 4 | |
| May 6 | Fog | 21° /15° | 0.8 mm | 5 | |
| May 7 | Light rain shower | 21° /16° | 4.6 mm | 5 | |
| May 8 | Light rain shower | 28° /16° | 1.4 mm | 6 | |
| May 9 | Light rain shower | 21° /14° | 8.5 mm | 5 | |
| May 10 | Light rain shower | 12° /8° | 15.6 mm | 3 | |
| May 11 | Patchy rain possible | 15° /7° | 2.5 mm | 4 | |
| May 12 | Light rain shower | 14° /7° | 3.7 mm | 3 | |
| May 13 | Mist | 20° /6° | 0 mm | 5 | |
| May 14 | Light rain | 19° /12° | 6.1 mm | 4 | |
| May 15 | Light rain | 15° /14° | 14 mm | 4 | |
| May 16 | Light drizzle | 16° /14° | 0.5 mm | 4 | |
| May 17 | Patchy rain possible | 21° /13° | 0 mm | 5 | |
| May 18 | Light rain | 16° /13° | 5.9 mm | 4 | |
| May 19 | Patchy rain possible | 22° /12° | 0.1 mm | 5 | |
| May 20 | Mist | 24° /12° | 0 mm | 5 | |
| May 21 | Sunny | 26° /12° | 0 mm | 7 | |
| May 22 | Sunny | 28° /14° | 4.5 mm | 7 | |
| May 23 | Light rain shower | 25° /18° | 8.2 mm | 6 | |
| May 24 | Mist | 26° /16° | 0 mm | 6 | |
| May 25 | Light rain shower | 27° /17° | 3.7 mm | 6 | |
| May 26 | Light rain shower | 28° /18° | 11.1 mm | 6 | |
| May 27 | Patchy light rain with thunder | 24° /17° | 15.9 mm | 5 | |
| May 28 | Patchy rain possible | 25° /16° | 0 mm | 6 | |
| May 29 | Patchy light rain with thunder | 22° /13° | 3.6 mm | 5 | |
| May 30 | Light drizzle | 21° /13° | 0.6 mm | 5 | |
| May 31 | Partly cloudy | 21° /9° | 0 mm | 6 | |
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Important Notice
Our weather forecast for Delaware 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 Delaware forecast closer to your planned date for the most up-to-date weather information.
Delaware in May - FAQ
What are the expected maximum and minimum temperatures in Delaware during May?
Enjoy moderate daytime temperatures of up to 21° and cooler nights around 13°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Delaware during May?
Significant rainfall exceeding 134.1 mm is expected in Delaware during May, occurring over more than 18 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Delaware during May?
The average wind speed in Delaware during May is 15 km/h, suggesting breezy to windy conditions, depending on your activities.
May rainfall patterns in Delaware
Explore the daily rainfall trends and prepare for Delawares May weather 💧
UV exposure in Delaware during May
Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
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