Weather tomorrow: Allentown

Forecast for tomorrow, 28 September: overcast and light rain. The daily air temperature range is 13 to 14 °C. Chance of precipitation tomorrow according to the daily forecast: 92%. Forecast precipitation amount: 11.2 mm. Wind from the north at 6.7 m/s.

monday 28 september

Overcast and light rain

Overcast and light rain, Precipitation probability 92%, Sunrise 06:55, Sunset 18:49, 28.09.2026

+14°

+13°

Sunset 18:49

G/m activity 2

Precipitation probability 92%

Precipitation 11.2 mm

Wind 6.7 m/s

Pressure 997.3 hPa

Index UV 0

Humidity 93%

Sunrise 06:55

Moon Waning Gibbous

Sunrise 06:55

Sunset 18:49

G/m activity 2

Moon Waning Gibbous

Overcast and light rain
night
+14°
Overcast and light rain
morning
+13°
Overcast and showers
day
+13°
Overcast and showers
evening
+13°
Time
Description
Temperature
Precipitation probability
Precipitation
Wind

00:00

Overcast and light rain

14°

79 %
1.5 mm

N

5.6 m/s

01:00

Overcast and light rain

14°

70 %
0.8 mm

NE

5.8 m/s

02:00

Overcast and light rain

13°

73 %
0.9 mm

NE

5 m/s

03:00

Overcast and light rain

13°

66 %
0.6 mm

NE

5 m/s

04:00

Overcast and light rain

13°

49 %
0.2 mm

NE

5.3 m/s

05:00

Overcast and light rain

13°

52 %
0.3 mm

N

5 m/s

06:00

Overcast and light rain

13°

58 %
0.4 mm

N

5 m/s

07:00

Overcast and showers

13°

45 %
0.1 mm

N

4.7 m/s

08:00

Overcast and showers

13°

36 %
-

N

4.7 m/s

09:00

Overcast and showers

13°

35 %
-

N

4.7 m/s

10:00

Overcast and showers

13°

35 %
-

N

4.7 m/s

11:00

Overcast and showers

13°

44 %
0.1 mm

N

4.7 m/s

12:00

Overcast and showers

13°

44 %
0.1 mm

N

4.4 m/s

13:00

Overcast and showers

13°

42 %
0.1 mm

N

4.4 m/s

14:00

Overcast and showers

13°

36 %
-

N

4.2 m/s

15:00

Overcast and showers

14°

35 %
-

N

4.2 m/s

16:00

Overcast and showers

14°

36 %
-

N

3.9 m/s

17:00

Overcast and showers

13°

37 %
0.1 mm

N

3.9 m/s

18:00

Overcast and showers

13°

37 %
0.1 mm

N

3.3 m/s

19:00

Overcast and showers

13°

33 %
-

N

3.1 m/s

20:00

Overcast

13°

32 %
-

N

3.1 m/s

21:00

Overcast

13°

31 %
-

N

2.5 m/s

22:00

Overcast

13°

31 %
-

N

1.9 m/s

23:00

Overcast

13°

31 %
-

NW

1.4 m/s

What is the atmospheric pressure in Allentown tomorrow?

Pressure adjusted for location elevation. Location elevation: 109 m relative to sea level

Forecast for 28.09.2026 · Local time

Pressure: 993.3–1001.3 hPa.

Minimum: 993.3 hPa00:00–02:00

Maximum: 1001.3 hPa23:00

Largest change over 3 hours: +2.7 hPa · 17:00–20:00

hPa · Change over the previous 3 hours

993.3 00:00 —
993.3 01:00 —
993.3 02:00 —
994.6 03:00 +1.3
994.6 04:00 +1.3
994.6 05:00 +1.3
994.6 06:00 0
994.6 07:00 0
995.9 08:00 +1.3
995.9 09:00 +1.3
995.9 10:00 +1.3
997.3 11:00 +1.3
997.3 12:00 +1.3
997.3 13:00 +1.3
997.3 14:00 0
997.3 15:00 0
998.6 16:00 +1.3
997.3 17:00 0
998.6 18:00 +1.3
998.6 19:00 0
999.9 20:00 +2.7
999.9 21:00 +1.3
999.9 22:00 +1.3
1001.3 23:00 +1.3

Colours show pressure relative to this day’s range

Lower · 993.3 Scale midpoint · 997.3 Higher · 1001.3 Largest change over 3 hours

What is the chance of precipitation in Allentown tomorrow?

Chance of precipitation tomorrow according to the daily forecast: 92%.

Precipitation for tomorrow

Hourly precipitation forecast
00:00 Amount of precipitation in millimeters (mm): 1.5 mm Probability of precipitation in percent (%): 79%
01:00 Amount of precipitation in millimeters (mm): 0.8 mm Probability of precipitation in percent (%): 70%
02:00 Amount of precipitation in millimeters (mm): 0.9 mm Probability of precipitation in percent (%): 73%
03:00 Amount of precipitation in millimeters (mm): 0.6 mm Probability of precipitation in percent (%): 66%
04:00 Amount of precipitation in millimeters (mm): 0.2 mm Probability of precipitation in percent (%): 49%
05:00 Amount of precipitation in millimeters (mm): 0.3 mm Probability of precipitation in percent (%): 52%
06:00 Amount of precipitation in millimeters (mm): 0.4 mm Probability of precipitation in percent (%): 58%
07:00 Amount of precipitation in millimeters (mm): 0.1 mm Probability of precipitation in percent (%): 45%
08:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 36%
09:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 35%
10:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 35%
11:00 Amount of precipitation in millimeters (mm): 0.1 mm Probability of precipitation in percent (%): 44%
12:00 Amount of precipitation in millimeters (mm): 0.1 mm Probability of precipitation in percent (%): 44%
13:00 Amount of precipitation in millimeters (mm): 0.1 mm Probability of precipitation in percent (%): 42%
14:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 36%
15:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 35%
16:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 36%
17:00 Amount of precipitation in millimeters (mm): 0.1 mm Probability of precipitation in percent (%): 37%
18:00 Amount of precipitation in millimeters (mm): 0.1 mm Probability of precipitation in percent (%): 37%
19:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 33%
20:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 32%
21:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 31%
22:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 31%
23:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 31%

Allentown weather tomorrow: morning, afternoon and evening

Morning: overcast and light rain, +13 °C. Afternoon: overcast and showers, +13 °C. Evening: overcast and showers, +13 °C.

According to the hourly forecast, tomorrow's highest temperature is expected from 00:00 to 01:00 and from 15:00 to 16:00, at around +14 °C. Times are local.

Tomorrow's strongest winds are expected at 01:00 (from the northeast). The lightest winds are expected at 23:00 (from the northwest). Times are local.

Temperature and wind for tomorrow

+14° +13° +13° +13° +13° +14° +13° +13° 5.6 m/s 5 m/s 5 m/s 4.7 m/s 4.4 m/s 4.2 m/s 3.3 m/s 2.5 m/s
00:00 03:00 06:00 09:00 12:00 15:00 18:00 21:00
- Wind direction and speed, m/s
- Temperature, °C

What geomagnetic activity is forecast for Allentown tomorrow?

The highest forecast Kp index for tomorrow is 2.

Magnetic storm tomorrow

00:00 2
03:00 2
06:00 2
09:00 2
12:00 1
15:00 1
18:00 2
21:00 2

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