Weather Tomorrow in Allentown, PA
Saturday, May 23, 2026
Rain
Precip chance
100%
Wind
5-15 mph
Humidity
85%
Feels like
53–49°F
Rain forecast
Rain likely starts around 6 AM and may continue until 3 AM. Peak chance: 100% around 6 PM.
Data source: National Weather Service (NOAA) · Updated just now
Tomorrow by Hour
47°Temperature trend55°
| Time | Temp | Condition | Rain % | Wind | ||
|---|---|---|---|---|---|---|
| 4 AM☽ | 55°F | Chance Light Rain | 34% | 5 mph E | ||
| 5 AM☽ | 55°F | Chance Light Rain | 39% | 5 mph E | ||
| 6 AM☽ | 54°F | Chance Light Rain | 44% | 5 mph E | ||
| 7 AM☽ | 52°F | Chance Light Rain | 51% | 5 mph E | ||
| 8 AM☽ | 51°F | Light Rain Likely | 58% | 5 mph E | ||
| 9 AM☽ | 50°F | Light Rain Likely | 65% | 5 mph E | ||
| 10 AM | 47°F | Light Rain Likely | 70% | 5 mph E | ||
| 11 AM | 48°F | Light Rain | 75% | 5 mph E | ||
| 12 PM | 49°F | Rain | 80% | 10 mph E | ||
| 1 PM | 49°F | Rain | 93% | 10 mph E | ||
| 2 PM | 50°F | Rain | 93% | 10 mph E | ||
| 3 PM | 50°F | Rain | 94% | 10 mph E | ||
| 4 PM | 50°F | Rain | 95% | 15 mph E | ||
| 5 PM | 50°F | Rain | 97% | 15 mph E | ||
| 6 PM | 51°F | Rain | 100% | 10 mph E | ||
| 7 PM | 51°F | Rain | 100% | 15 mph E | ||
| 8 PM | 51°F | Rain | 100% | 10 mph E | ||
| 9 PM | 52°F | Rain | 100% | 10 mph E | ||
| 10 PM☽ | 52°F | Rain | 100% | 10 mph E | ||
| 11 PM☽ | 52°F | Rain | 100% | 10 mph E | ||
| 12 AM☽ | 51°F | Rain | 83% | 15 mph E | ||
| 1 AM☽ | 51°F | Rain | 81% | 15 mph E | ||
| 2 AM☽ | 51°F | Rain | 98% | 10 mph E | ||
| 3 AM☽ | 51°F | Rain | 83% | 10 mph E | ||
Precipitation Timeline
100%
50%
100%
4a10a4p10p
<20%20-50%50-70%>70%
What to Wear Tomorrow
Mild temperatures — a light layer should do
Clothing
- • T-shirt or long-sleeve
- • Light jacket (for morning/evening)
Footwear
Water-resistant shoes
Accessories
- • Umbrella
Conditions
High: 55°F
Low: 47°F
Wind: 5-15 mph
Rain: 100%
Rain expected around 6 AM — carry an umbrella.
Best Time to Be Outside Tomorrow
10 AM – 11 AM
Decent window — dress appropriately (light wind, daylight)
4a10a4p10p
More for Allentown, PA
- Will it rain tomorrow in Allentown?
- What time will it rain tomorrow in Allentown?
- Weather tomorrow by hour in Allentown
- Heat index tomorrow by zip code near Allentown
- Dew point tomorrow by zip code near Allentown
- Wind chill tomorrow by zip code near Allentown
- What to wear tomorrow in Allentown
- Best time to be outside tomorrow in Allentown
Forecast by ZIP in Allentown
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Frequently Asked Questions
What is the weather forecast for tomorrow in Allentown, PA?
Tomorrow in Allentown: High of 55°F, Low of 47°F. Rain with 100% chance of precipitation. Wind 5-15 mph.
Will it rain tomorrow in Allentown?
Rain likely starts around 6 AM and may continue until 3 AM. Peak chance: 100% around 6 PM.
What should I wear tomorrow in Allentown?
With a high of 55°F and low of 47°F, check our "What to Wear" section above for specific clothing recommendations based on temperature, wind, and precipitation.
How accurate is this forecast?
Our forecasts come directly from the National Weather Service (NOAA), which provides some of the most accurate weather predictions available. Tomorrow forecasts are generally 80-90% accurate, with accuracy decreasing the further out you look. Data is refreshed every 30 minutes.