Allentown Weather Conditions

Current Temperature Level

clear
19°C
29°C18°C
Cool

Clear

Feels Like 21°C

Chances of Rain8%

Good

46AQI

Humidity

78%

Nowclear19°8%4 AMclear19°8%5 AMclear18°9%6 AMclear18°9%7 AMovercast18°23%8 AMcloudy20°23%9 AMsunny22°8%10 AMsunny24°8%11 AMsunny28°4%12 PMsunny29°2%1 PMsunny27°1%2 PMsunny28°1%3 PMsunny29°1%4 PMsunny29°1%5 PMsunny28°3%6 PMovercast27°13%7 PMpartly cloudy26°9%8 PMcloudy25°10%9 PMcloudy24°12%10 PMcloudy25°12%11 PMovercast24°14%12 AMcloudy23°13%1 AMovercast22°19%2 AMpatchy rain possible22°23%
.

Skies are likely to remain clear overnight.

Last Updated: 2026-08-19 03:30 (Local Time)

Allentown Weather Parameters

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Allentown 10-Days Weather Forecast

See Monthly
Today19 Aug.


Sunny

Sunny

Clear Sky with temperature at 24 °C and humidity will be at 66% with 13 km/h winds.


temperature icon

29°C  /  18°C

temperature iconHumi.66 %
temperature iconPrec.0 mm


Sunrise icon

Sunrise

06:16 AM

13hrs 38min

Sunset icon

Sunset

07:54 PM
Temperature (°C)
.
12 AMTime11 PM

Time

Condition

Temperature IconTemp

Humidity IconHumidity

UV IconUV

Wind IconWind Speed & Dir.

12 AM

ClearClear

21 °C

78 %

0

6.8 kmph /  NNE

Feels Like IconFeels 22 °C

Temperature IconCover 0 %

Visibility IconVisibility 10 km

1 AM

ClearClear

21 °C

79 %

0

6.8 kmph /  NNW

Feels Like IconFeels 21 °C

Temperature IconCover 0 %

Visibility IconVisibility 10 km

2 AM

ClearClear

20 °C

77 %

0

5.4 kmph /  NNW

Feels Like IconFeels 21 °C

Temperature IconCover 0 %

Visibility IconVisibility 10 km

3 AM

ClearClear

19 °C

78 %

0

3.6 kmph /  N

Feels Like IconFeels 21 °C

Temperature IconCover 0 %

Visibility IconVisibility 10 km

4 AM

ClearClear

19 °C

78 %

0

3.6 kmph /  NNW

Feels Like IconFeels 20 °C

Temperature IconCover 0 %

Visibility IconVisibility 10 km

5 AM

ClearClear

18 °C

79 %

0

3.6 kmph /  NNW

Feels Like IconFeels 19 °C

Temperature IconCover 1 %

Visibility IconVisibility 10 km

6 AM

ClearClear

18 °C

78 %

0

4 kmph /  NNW

Feels Like IconFeels 19 °C

Temperature IconCover 3 %

Visibility IconVisibility 10 km

7 AM

OvercastOvercast

18 °C

79 %

0.2

3.6 kmph /  NNW

Feels Like IconFeels 19 °C

Temperature IconCover 100 %

Visibility IconVisibility 10 km

8 AM

CloudyCloudy

20 °C

84 %

0.8

3.2 kmph /  NW

Feels Like IconFeels 22 °C

Temperature IconCover 87 %

Visibility IconVisibility 10 km

9 AM

SunnySunny

22 °C

77 %

2.1

5.4 kmph /  NW

Feels Like IconFeels 24 °C

Temperature IconCover 6 %

Visibility IconVisibility 10 km

10 AM

SunnySunny

24 °C

77 %

4

6.8 kmph /  WNW

Feels Like IconFeels 26 °C

Temperature IconCover 7 %

Visibility IconVisibility 10 km

11 AM

SunnySunny

28 °C

62 %

6

8.6 kmph /  WNW

Feels Like IconFeels 30 °C

Temperature IconCover 3 %

Visibility IconVisibility 10 km

12 PM

SunnySunny

29 °C

53 %

7.6

8.3 kmph /  W

Feels Like IconFeels 31 °C

Temperature IconCover 0 %

Visibility IconVisibility 10 km

1 PM

SunnySunny

27 °C

46 %

8.2

11.2 kmph /  W

Feels Like IconFeels 28 °C

Temperature IconCover 0 %

Visibility IconVisibility 10 km

2 PM

SunnySunny

28 °C

44 %

7.7

11.5 kmph /  W

Feels Like IconFeels 28 °C

Temperature IconCover 0 %

Visibility IconVisibility 10 km

3 PM

SunnySunny

29 °C

43 %

6

11.9 kmph /  W

Feels Like IconFeels 28 °C

Temperature IconCover 0 %

Visibility IconVisibility 10 km

4 PM

SunnySunny

29 °C

44 %

3.9

13 kmph /  WSW

Feels Like IconFeels 29 °C

Temperature IconCover 4 %

Visibility IconVisibility 10 km

5 PM

SunnySunny

28 °C

48 %

2.1

12.6 kmph /  WSW

Feels Like IconFeels 29 °C

Temperature IconCover 24 %

Visibility IconVisibility 10 km

6 PM

OvercastOvercast

27 °C

55 %

0.8

10.1 kmph /  SW

Feels Like IconFeels 28 °C

Temperature IconCover 100 %

Visibility IconVisibility 10 km

7 PM

Partly CloudyPartly Cloudy

26 °C

65 %

0.2

7.2 kmph /  SSW

Feels Like IconFeels 28 °C

Temperature IconCover 60 %

Visibility IconVisibility 10 km

8 PM

CloudyCloudy

25 °C

66 %

0

7.9 kmph /  SSW

Feels Like IconFeels 26 °C

Temperature IconCover 66 %

Visibility IconVisibility 10 km

9 PM

CloudyCloudy

24 °C

64 %

0

5.4 kmph /  SSW

Feels Like IconFeels 26 °C

Temperature IconCover 79 %

Visibility IconVisibility 10 km

10 PM

CloudyCloudy

25 °C

60 %

0

6.8 kmph /  WSW

Feels Like IconFeels 26 °C

Temperature IconCover 83 %

Visibility IconVisibility 10 km

11 PM

OvercastOvercast

24 °C

62 %

0

6.5 kmph /  W

Feels Like IconFeels 25 °C

Temperature IconCover 97 %

Visibility IconVisibility 10 km

Temp19 °C


ConditionClear


Humidity78 %

Feels21 °C


Cover0 %


Visibility10 km

Wind Speed & Dir.3.6 kmph /  N


UV0

Allentown 30-Days (August 2026) Weather Forecast

See Hourly
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Sunny32°18°
2
Sunny32°23°
3
Sunny30°21°
4
Sunny30°16°
5
Sunny30°19°
6
Sunny34°22°
7
Sunny34°22°
8
Sunny32°20°
9
Sunny34°22°
10
Sunny32°19°
11
Sunny32°20°
12
Sunny32°20°
13
Sunny32°21°
14
Sunny32°20°
15
Sunny29°18°
16
Sunny23°8°
17
Light Drizzle31°19°
18
Sunny32°21°
19Today
Sunny29°18°
20
Patchy rain nearby23°17°
21
Sunny26°16°
22
Overcast24°17°
23
Fog26°17°
24
Sunny27°17°
25
Patchy rain nearby24°18°
26
Fog25°16°
27
Rain Showers28°17°
28
Rain Showers27°17°
29
Rain Showers27°17°
30
Heavy Rain28°16°
31
Rain27°16°

AugustWeather Overview

No. of days:

Sunny

Sunny

20

Cloudy

Cloudy

0

Rainy

Rainy

7

Snowy

Snowy

0


The monthly weather averages in Allentown consist of 20 sunny days, 0 cloudy days, 7 rainy days, and 0 snowy days.

Allentown's Locations Weather Conditions


Locations
Temp
Condition
Humi.
UV
Wind Speed & Direction
19 °C
clearClear
78%
0

3.6 kmph /  N

United States's Hottest Cities - August 2026

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Last Updated: 19 Aug 2026, 08:08 AM

City Weather Rankings

FAQs About Allentown Weather Conditions


1. What is the current temperature in Allentown today - 19 August 2026?

The current temperature in Allentown is 19°C, with a feels-like temperature of 21°C. Today's forecast shows a high of 29°C and a low of 18°C, giving a 11 degree swing through the day as of 03:30 AM 19 August 2026.

2. What are the current weather parameters in Allentown today?

Here is a complete overview of Allentown's current weather conditions as of 03:30 AM 19 August 2026: Condition : Clear Temperature : 19°C Cool (Feels like 21°C) Humidity : 78% Wind Speed : 3.6 km/h from N (353 degrees), Gust 3 m/s UV Index : 0 (Low Air Pressure : 1013 mb Cloud Cover : 0% Visibility : 10 km Precipitation : 0 mm (6% chance of rain)

3. What is the 10-day weather forecast for Allentown from 03:30 AM 19 August 2026?

From 03:30 AM 19 August 2026, Allentown's 10-day forecast shows this trend: Today (Aug. 19) : Temp. 24°C, Hum. 66% and Sunny condition. Thursday (Aug. 20) : Temp. 21°C, Hum. 79% and Patchy rain nearby condition. Friday (Aug. 21) : Temp. 21°C, Hum. 57% and Sunny condition. Saturday (Aug. 22) : Temp. 20°C, Hum. 71% and Overcast condition. Sunday (Aug. 23) : Temp. 21°C, Hum. 81% and Fog condition. Monday (Aug. 24) : Temp. 21°C, Hum. 57% and Sunny condition. Tuesday (Aug. 25) : Temp. 20°C, Hum. 70% and Patchy rain nearby condition. Wednesday (Aug. 26) : Temp. 20°C, Hum. 83% and Fog condition. Thursday (Aug. 27) : Temp. 22°C, Hum. 75% and Rain Showers condition. Friday (Aug. 28) : Temp. 22°C, Hum. 78% and Rain Showers condition.

4. Will it rain in Allentown today?

As of 03:30 AM 19 August 2026, there is a 8% chance of rainfall in Allentown later today around 2026-08-19 04:00. Current precipitation is 0 mm. Residents are advised to carry an umbrella before heading out.

5. What is the monthly weather forecast for Allentown in August 2026?

August 2026 in Allentown is forecast to have 20 sunny days, 7 rainy days, 0 cloudy days, and 0 snowy days. Temperatures for the month range from lows around 8°C to highs of 34°C.

6. How does the weather in Allentown affect air quality?

Weather directly impacts air quality in Allentown. Calm winds, high humidity, fog, and high pressure trap pollutants near the ground, worsening AQI. Strong winds, rainfall, and low pressure help disperse them. Rising temperatures and UV levels intensify ozone and smog formation, while poor visibility signals elevated particulate matter. Monitoring weather alongside AQI gives the clearest picture of outdoor safety.