Harrisburg weather live forecast

Tomorrow's maximum temperature in Harrisburg is expected to be 27°C.

5-day weather forecast updated at 04:00 on Wednesday 18th June 2025 GMT

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

Harrisburg weather forecast by day

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

Harrisburg weather for Wednesday 18th June 2025

Expect isolated thunderstorms in Harrisburg, Pennsylvania with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 6 (High) and 4 hours of bright sunshine. There are 5-10 mm of rainfall expected with 88% chance of some rain and little or no wind of 3 kph from the south-west.

  • 27°C maximum temperature27
    °C maximum temperature
  • 21°C minimum temperature21
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 88% chance of some rain88
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Little or no wind of 3 kph from the South-West3
    kph wind from SW

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Harrisburg weather for Thursday 19th June 2025

Expect isolated thunderstorms in Harrisburg, Pennsylvania with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 9 (Very High) and 7 hours of bright sunshine. There are 2-5 mm of rainfall expected with 78% chance of some rain and a light breeze of 11 kph from the south-west.

  • 27°C maximum temperature27
    °C maximum temperature
  • 20°C minimum temperature20
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 9 (Very High)9
    UV index (Very High)
  • 78% chance of some rain78
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Light breeze of 11 kph from the South-West11
    kph wind from SW

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Harrisburg weather for Friday 20th June 2025

Expect sunshine and showers in Harrisburg, Pennsylvania with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 7 (High) and 11 hours of bright sunshine. There are 0-2 mm of rainfall expected with 11% chance of some rain and little or no wind of 5 kph from the north-west.

  • 28°C maximum temperature28
    °C maximum temperature
  • 18°C minimum temperature18
    °C minimum temperature
  • Sunshine and showers
    sunshine and showers
  • 11 hours of bright sunshine11
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 11% chance of some rain11
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Little or no wind of 5 kph from the North-West5
    kph wind from NW

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Harrisburg weather for Saturday 21st June 2025

Expect scattered clouds in Harrisburg, Pennsylvania with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 5 kph from the south-west.

  • 30°C maximum temperature30
    °C maximum temperature
  • 19°C minimum temperature19
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 12 hours of bright sunshine12
    hours of sunshine
  • UV (maximum) index 8 (Very High)8
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Little or no wind of 5 kph from the South-West5
    kph wind from SW

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Harrisburg weather for Sunday 22nd June 2025

Expect scattered clouds in Harrisburg, Pennsylvania with a maximum temperature of 33°C, high levels of heat & humidity, maximum UV of 7 (High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 5 kph from the west.

  • 33°C maximum temperature33
    °C maximum temperature
  • 21°C minimum temperature21
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 9 hours of bright sunshine9
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • High heat & humidityH
    high heat & humidity
  • Little or no wind of 5 kph from the West5
    kph wind from W

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Metric (°C / mm)  |  Imperial (°F / inches)

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