Altoona (PA)
May
Weather in Altoona, Pennsylvania for May 2027
Your guide to Altoona weather in May - trends and predictions
In general, the average temperature in Altoona at the beginning of May is 17.6 °C. As the month progressed, temperatures tended to noticeably warm up, reaching an average of 20 °C by the end of May.
Altoona experiences heavy rainfall in May, with over 20 rainy days and an average total precipitation 226.4 mm.
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Temperatures
Rain 🌧️
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8
Dry days
23
Rainy days
0
Snow days
17°/8°
Temperatures
16 km/h
Avg max wind
78 %
Avg humidity
Altoona Weather May
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Temperatures trend during May in Altoona
See the weather trend as well as the moving average line
May weather in Altoona day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| May 1 |  Moderate or heavy rain shower | 19° /4° | 13 mm | 7 | |
| May 2 |  Patchy rain possible | 17° /8° | 2.8 mm | 6 | |
| May 3 | Moderate or heavy rain shower | 17° /6° | 4.6 mm | 8 | |
| May 4 | Moderate or heavy rain shower | 18° /7° | 8.2 mm | 6 | |
| May 5 | Moderate or heavy rain shower | 21° /12° | 18.6 mm | 6 | |
| May 6 | Patchy rain possible | 15° /9° | 6.8 mm | 3 | |
| May 7 |  Cloudy | 16° /6° | 0 mm | 7 | |
| May 8 | Moderate or heavy rain shower | 16° /4° | 3.5 mm | 5 | |
| May 9 | Moderate rain at times | 14° /5° | 7.3 mm | 4 | |
| May 10 |  Partly cloudy | 17° /4° | 1.5 mm | 5 | |
| May 11 |  Sunny | 18° /6° | 0 mm | 8 | |
| May 12 | Cloudy | 20° /5° | 0.2 mm | 8 | |
| May 13 | Moderate or heavy rain shower | 17° /10° | 26.7 mm | 4 | |
| May 14 | Patchy rain possible | 12° /9° | 4.6 mm | 3 | |
| May 15 | Moderate rain at times | 20° /9° | 1.5 mm | 7 | |
| May 16 | Moderate or heavy rain shower | 24° /10° | 4 mm | 8 | |
| May 17 | Patchy rain possible | 25° /14° | 1.4 mm | 5 | |
| May 18 | Patchy rain possible | 24° /12° | 0.3 mm | 6 | |
| May 19 | Cloudy | 23° /12° | 0.9 mm | 8 | |
| May 20 |  Overcast | 21° /9° | 4.6 mm | 5 | |
| May 21 | Moderate or heavy rain shower | 11° /9° | 26.3 mm | 3 | |
| May 22 | Moderate or heavy rain shower | 15° /8° | 17.2 mm | 7 | |
| May 23 | Moderate rain at times | 11° /6° | 15.3 mm | 3 | |
| May 24 | Patchy rain possible | 16° /7° | 3.1 mm | 3 | |
| May 25 | Overcast | 20° /8° | 6.2 mm | 3 | |
| May 26 | Overcast | 22° /9° | 1.4 mm | 5 | |
| May 27 | Overcast | 21° /12° | 2.5 mm | 5 | |
| May 28 |  Moderate rain | 16° /8° | 15.4 mm | 7 | |
| May 29 |  Fog | 21° /7° | 1.1 mm | 8 | |
| May 30 | Moderate rain | 19° /11° | 9.6 mm | 8 | |
| May 31 | Overcast | 21° /9° | 1 mm | 8 | |
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Important Notice
Our weather forecast for Altoona 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 Altoona forecast closer to your planned date for the most up-to-date weather information.
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Altoona in May - FAQ
What are the expected maximum and minimum temperatures in Altoona during May?
Enjoy moderate daytime temperatures of up to 17° and cooler nights around 8°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Altoona during May?
Significant rainfall exceeding 226.4 mm is expected in Altoona during May, occurring over more than 23 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Altoona during May?
The average wind speed in Altoona during May is 16 km/h, suggesting breezy to windy conditions, depending on your activities.
May rainfall patterns in Altoona
Explore the daily rainfall trends and prepare for Altoonas May weather 💧
Typically, Altoona has 23 rainy days in May with a total of 226.4 mm of rainfall.
UV exposure in Altoona during May
Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
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