Allentown weather live forecast

Tomorrow's maximum temperature in Allentown is expected to be 63°F.

5-day weather forecast updated at 04:01 on Tuesday 15th April 2025 GMT

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The 5-day weather forecast for Pennsylvania (Allentown) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Allentown weather forecast by day

Below are the detailed weather forecasts for Allentown for the next 5 days.

Allentown weather for Tuesday 15th April 2025

Expect mostly cloudy with light rain in Allentown, Pennsylvania with a maximum temperature of 63°F, maximum UV of 6 (High) and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 9% chance of some rain and a fresh breeze of 18 mph from the west.

  • 63°F maximum temperature63
    °F maximum temperature
  • 45°F minimum temperature45
    °F minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 9% chance of some rain9
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Fresh breeze of 18 mph from the West18
    mph wind from W

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Allentown weather for Wednesday 16th April 2025

Expect broken clouds in Allentown, Pennsylvania with a maximum temperature of 50°F, maximum UV of 3 (Moderate) and 2 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 16 mph from the west.

  • 50°F maximum temperature50
    °F maximum temperature
  • 41°F minimum temperature41
    °F minimum temperature
  • Broken clouds
    broken clouds
  • 2 hours of bright sunshine2
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 45°F wind chill45
    °F wind chill
  • Moderate breeze of 16 mph from the West16
    mph wind from W

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Allentown weather for Thursday 17th April 2025

Expect clear skies in Allentown, Pennsylvania with a maximum temperature of 59°F, maximum UV of 6 (High) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 11 mph from the north-west.

  • 59°F maximum temperature59
    °F maximum temperature
  • 37°F minimum temperature37
    °F minimum temperature
  • Clear skies
    clear skies
  • 13 hours of bright sunshine13
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Gentle breeze of 11 mph from the North-West11
    mph wind from NW

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Allentown weather for Friday 18th April 2025

Expect broken clouds in Allentown, Pennsylvania with a maximum temperature of 66°F, maximum UV of 7 (High) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 12 mph from the south.

  • 66°F maximum temperature66
    °F maximum temperature
  • 37°F minimum temperature37
    °F minimum temperature
  • Broken clouds
    broken clouds
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Gentle breeze of 12 mph from the South12
    mph wind from S

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Allentown weather for Saturday 19th April 2025

Expect broken clouds in Allentown, Pennsylvania with a maximum temperature of 73°F, maximum UV of 4 (Moderate) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 14 mph from the south-west.

  • 73°F maximum temperature73
    °F maximum temperature
  • 50°F minimum temperature50
    °F minimum temperature
  • Broken clouds
    broken clouds
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 73°F wind chill73
    °F wind chill
  • Moderate breeze of 14 mph from the South-West14
    mph wind from SW

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