Pittsburgh (PA)
May
Weather in Pittsburgh, Pennsylvania for May 2027
Your guide to Pittsburgh weather in May - trends and predictions
In general, the average temperature in Pittsburgh at the beginning of May is 17.7 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 22.1 °C by the end of May.
Pittsburgh in May brings notable rainfall, with an average of 17 rainy days and a total precipitation of 225.3 mm.
Is May a good time to visit Pittsburgh? check out the best time to travel to Pittsburgh page.
✨ Is May a good time to visit Pittsburgh? – Ask the AI Weatherman
Temperatures
Rain 🌧️
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14
Dry days
17
Rainy days
0
Snow days
20°/10°
Temperatures
14 km/h
Avg max wind
76 %
Avg humidity
Pittsburgh Weather May
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Temperatures trend during May in Pittsburgh
See the weather trend as well as the moving average line
May weather in Pittsburgh day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| May 1 |  Light rain | 17° /6° | 4.5 mm | 5 | |
| May 2 |  Moderate rain | 16° /8° | 21.8 mm | 5 | |
| May 3 |  Heavy rain at times | 18° /8° | 27.7 mm | 6 | |
| May 4 | Moderate rain | 17° /10° | 11.4 mm | 3 | |
| May 5 | Light rain | 20° /11° | 4.4 mm | 4 | |
| May 6 | Moderate rain | 18° /10° | 10 mm | 4 | |
| May 7 |  Moderate or heavy rain shower | 19° /11° | 8.1 mm | 6 | |
| May 8 |  Patchy rain possible | 21° /11° | 1.7 mm | 5 | |
| May 9 | Heavy rain at times | 17° /10° | 5.9 mm | 4 | |
| May 10 | Patchy rain possible | 17° /6° | 1.1 mm | 5 | |
| May 11 | Patchy rain possible | 19° /8° | 1.3 mm | 7 | |
| May 12 | Patchy rain possible | 20° /9° | 1.3 mm | 6 | |
| May 13 |  Heavy rain | 19° /11° | 34.6 mm | 4 | |
| May 14 | Light rain | 18° /11° | 5 mm | 4 | |
| May 15 | Patchy rain possible | 23° /11° | 1 mm | 6 | |
| May 16 | Moderate or heavy rain shower | 23° /12° | 5.2 mm | 6 | |
| May 17 | Moderate rain | 23° /13° | 12.3 mm | 5 | |
| May 18 | Patchy rain possible | 24° /12° | 1.3 mm | 6 | |
| May 19 | Patchy rain possible | 24° /13° | 1.1 mm | 6 | |
| May 20 | Moderate or heavy rain shower | 21° /10° | 6.5 mm | 4 | |
| May 21 | Light rain | 22° /11° | 7.6 mm | 7 | |
| May 22 | Moderate or heavy rain shower | 21° /11° | 6.9 mm | 7 | |
| May 23 | Light rain | 18° /12° | 8.1 mm | 4 | |
| May 24 | Light rain | 22° /12° | 6.8 mm | 5 | |
| May 25 | Light rain | 22° /11° | 4 mm | 5 | |
| May 26 | Light rain | 24° /10° | 5.7 mm | 6 | |
| May 27 | Moderate or heavy rain shower | 22° /13° | 6.5 mm | 6 | |
| May 28 | Light rain | 21° /11° | 6 mm | 7 | |
| May 29 | Light rain | 22° /10° | 4.2 mm | 6 | |
| May 30 | Patchy rain possible | 22° /11° | 1.4 mm | 7 | |
| May 31 | Patchy rain possible | 24° /9° | 2 mm | 7 | |
| Next | |||||
Important Notice
Our weather forecast for Pittsburgh 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 Pittsburgh forecast closer to your planned date for the most up-to-date weather information.
Change Month
Pittsburgh in May - FAQ
What are the expected maximum and minimum temperatures in Pittsburgh during May?
Enjoy moderate daytime temperatures of up to 20° and cooler nights around 10°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Pittsburgh during May?
Significant rainfall exceeding 225.3 mm is expected in Pittsburgh during May, occurring over more than 17 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Pittsburgh during May?
The average wind speed in Pittsburgh during May is 14 km/h, suggesting breezy to windy conditions, depending on your activities.
May rainfall patterns in Pittsburgh
Explore the daily rainfall trends and prepare for Pittsburghs May weather 💧
Typically, Pittsburgh has 17 rainy days in May with a total of 225.3 mm of rainfall.
UV exposure in Pittsburgh during May
Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
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