Dauphin County (Harrisburg)
May
Weather in Dauphin County for May 2025
Your guide to Dauphin County weather in May - trends and predictions
In general, the average temperature in Dauphin County at the beginning of May is 19 °F. As the month progressed, temperatures tended to significantly warm up, reaching an average of 23.3 °F by the end of May.
Dauphin County in May brings notable rainfall, with an average of 17 rainy days and a total precipitation of 157.3 mm.
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Temperatures
Rain 🌧️
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14
Dry days
17
Rainy days
0
Snow days
21°/12°
Temperatures
15 km/h
Avg max wind
83 %
Avg humidity
Dauphin County in May average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  24° | 2  24° | 3  21° | 4  12° | |||
| 5 11° | 6  21° | 7 20° | 8 27° | 9 17° | 10 11° | 11 13° |
| 12 13° | 13 21° | 14 19° | 15 16° | 16 21° | 17 21° | 18 15° |
| 19 21° | 20 22° | 21 26° | 22  29° | 23 22° | 24  26° | 25  27° |
| 26 27° | 27 25° | 28 24° | 29 19° | 30 20° | 31 21° |
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Temperatures trend during May in Dauphin County
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 | Patchy rain possible | 24° /15° | 0.3 mm | 5 | |
| May 2 | Overcast | 24° /13° | 0 mm | 5 | |
| May 3 | Partly cloudy | 21° /10° | 0 mm | 6 | |
| May 4 | Light rain | 12° /9° | 15.4 mm | 3 | |
| May 5 | Light rain | 11° /9° | 20.5 mm | 3 | |
| May 6 | Fog | 21° /14° | 0.9 mm | 5 | |
| May 7 | Light rain shower | 20° /15° | 1.5 mm | 5 | |
| May 8 | Fog | 27° /16° | 2 mm | 6 | |
| May 9 | Light rain shower | 17° /14° | 5.7 mm | 4 | |
| May 10 | Light rain | 11° /8° | 14.8 mm | 3 | |
| May 11 | Light rain shower | 13° /7° | 4.8 mm | 3 | |
| May 12 | Light rain shower | 13° /5° | 4.2 mm | 3 | |
| May 13 | Fog | 21° /6° | 0 mm | 5 | |
| May 14 | Light rain shower | 19° /11° | 4.8 mm | 4 | |
| May 15 | Light rain | 16° /13° | 17.6 mm | 4 | |
| May 16 | Patchy rain possible | 21° /11° | 0.6 mm | 5 | |
| May 17 | Patchy rain possible | 21° /10° | 0.6 mm | 5 | |
| May 18 | Patchy rain possible | 15° /13° | 0.6 mm | 4 | |
| May 19 | Patchy rain possible | 21° /11° | 0.1 mm | 5 | |
| May 20 | Fog | 22° /13° | 0.1 mm | 5 | |
| May 21 | Mist | 26° /13° | 0 mm | 6 | |
| May 22 | Thundery outbreaks possible | 29° /14° | 2.4 mm | 6 | |
| May 23 | Light rain shower | 22° /16° | 11 mm | 5 | |
| May 24 | Sunny | 26° /13° | 0.3 mm | 7 | |
| May 25 | Patchy light rain with thunder | 27° /15° | 5.1 mm | 6 | |
| May 26 | Thundery outbreaks possible | 27° /16° | 1.7 mm | 6 | |
| May 27 | Light rain shower | 25° /17° | 28.8 mm | 6 | |
| May 28 | Light rain shower | 24° /13° | 0.4 mm | 5 | |
| May 29 | Patchy light rain with thunder | 19° /11° | 11 mm | 4 | |
| May 30 | Partly cloudy | 20° /11° | 2.3 mm | 6 | |
| May 31 | Sunny | 21° /7° | 0 mm | 6 | |
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Important Notice
Our weather forecast for Dauphin 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 Dauphin County forecast closer to your planned date for the most up-to-date weather information.
Dauphin County in May - FAQ
What are the expected maximum and minimum temperatures in Dauphin County 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 Dauphin County during May?
Significant rainfall exceeding 157.3 mm is expected in Dauphin County during May, occurring over more than 17 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Dauphin County during May?
The average wind speed in Dauphin County during May is 15 km/h, suggesting breezy to windy conditions, depending on your activities.
May rainfall patterns in Dauphin County
Explore the daily rainfall trends and prepare for Dauphin Countys May weather 💧
UV exposure in Dauphin County during May
Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
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Where is Dauphin County?Get accurate weather forecasts for Dauphin County, located at latitude 40.274 and longitude -76.884. Stay updated with localized weather information tailored for Dauphin County.
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