April Weather in Harrisburg

Last updated: March 2, 2024

The weather in Harrisburg, United States, during April is characterized by an average temperature of 17°C (62°F). Highs can soar to 29°C (85°F), while lows may dip to 1°C (35°F). Typically, the humidity level in Harrisburg throughout April hovers around 82%.

1°C (35°F)

Minimum temperature

17°C (62°F)

Average temperature

29°C (85°F)

Maximum temperature

82%

Humidity

Precipitation and Sunshine hours

In April, Harrisburg averages 103 mm (4.0 inches) of rainfall, typically over the course of 9 rainy days. The month enjoys an average of 13 hours 5 minutes of daylight, with the sun shining for approximately 9 hours 14 minutes each day. Additionally, there is a 57% probability of sunny days during this period.

103 mm (4.0 inches)

Precipitation

9 rainy days

Rainy days

9 hours 14 minutes

Sunshine hours

57%

Chance of sun

UV Index

In April, the UV Index in Harrisburg reaches a maximum of 10, indicating a level of VeryHigh exposure. The most intense UV radiation typically occurs between 13:00 and 15:00, during which unprotected skin may burn in as little as 15 minutes.

Average solar exposure data for the current time of the year. Actual values may vary and depend on many factors, such as cloud cover, vegetation cover, surface type, etc.
  07:00 08:00 09:00 10:00 11:00 12:00 13:00 14:00 15:00 16:00 17:00 18:00 19:00
UVI 1 1 2 4 7 9 10 9 8 5 3 2 1
Exposure Low Moderate High VeryHigh Moderate Low
Time to burn 45 min 30 min 25 min 15 min 30 min 45 min

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