Allentown Weather Outlook & Summary
Allentown is currently 17°C with mostly cloudy. Today's temperatures are expected between 11°C and 21°C. There is a 76% chance of precipitation (1.0 mm).
Hourly Forecast (24 Hours)
Scroll horizontally →7-Day Extended Forecast
Daily Highs & LowsToday
09-21
Mostly Cloudy
11°
21°
76%
8 km/h
Tue
09-22
Rain Showers Likely
9°
17°
67%
8 km/h
Wed
09-23
Chance Rain Showers
9°
18°
26%
8 km/h
Thu
09-24
Slight Chance Rain Showers then Partly Sunny
9°
17°
15%
8 km/h
Fri
09-25
Chance Rain Showers
9°
18°
26%
8 km/h
Sat
09-26
Slight Chance Rain Showers
10°
21°
20%
8 km/h
Sun
09-27
Slight Chance Rain Showers
23°
23°
18%
8 km/h
Comprehensive Weather Metrics
RealFeel® Temperature
18°
Feels close to actual air temperature
Humidity & Dew Point
100%
Relative atmospheric moisture level
Wind & Gusts
8 km/h
N (0°)
Atmospheric Pressure
1013 hPa
Low pressure system
UV Index
5 (Moderate)
Minimal UV solar hazard
Cloud Cover
60%
Partly cloudy
Precipitation (Last Hr)
0.3 mm
Active rainfall recorded
Visibility
> 10 km
Horizontal optical clarity
Air Quality Index
Standard: US EPA AQI28Good
Air quality is considered satisfactory, and air pollution poses little or no risk.
Health Advisory
Enjoy outdoor activities. Air quality is ideal for all individuals.
*General public health guidance based on ambient atmospheric concentration. Not medical advice.
Pollutant Concentrations (µg/m³)
PM2.5 (Fine)
0.9
PM10 (Coarse)
0.9
Ozone (O₃)
47
Nitrogen (NO₂)
3.7
Sulphur (SO₂)
0.7
Carbon (CO)
170
Sun & Daylight
Night time (sun below horizon)
Sunrise
6:48 AM
Sunset
7:01 PM
Allentown Weather Radar & Map
Expand Full Map → Loading interactive weather map...