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April Weather in Pearl City, United States

Last updated: June 24, 2025

In Pearl City, United States, the average temperature in April hovers around 9°C (48°F). Temperature extremes can vary significantly, with a minimum plunging to -8°C (18°F) and a maximum reaching up to 27°C (81°F). Visitors should also prepare for precipitation averaging 100 mm (3.9 in) across 12 days, combined with a notable average humidity of 85%.

April Temperature in Pearl City

In April in Pearl City, the average temperature is 9°C (48°F). The maximum can reach 27°C (81°F), while the minimum can drop as low as -8°C (18°F). Be prepared for a wide range of weather conditions when traveling during this time.

April Weather in Pearl City: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Pearl City, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Pearl City, April typically has an average temperature of 9°C (48°F), with highs reaching up to 27°C (81°F) and lows dropping to around -8°C (18°F).
JanFebMarAprMayJunJulAugSepOctNovDec222438476172757266523731
Data source: Temperature data for Pearl City generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

April Precipitation in Pearl City

In Pearl City in April, the precipitation amount is 100 mm (3.9 in) over the course of 12 days.

April Precipitation Trends in Pearl City

The chart displays monthly precipitation patterns in Pearl City, with values for each month alongside April’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April’s conditions compare to those of other months. In Pearl City, April typically receives around 100 mm (3.9 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec58587310014811984931211104650
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

April Humidity in Pearl City

In Pearl City in April humidity is 85%. With an average temperature of 9°C (48°F), this humidity feels like a damp chill enveloping you, making outdoor activities less enjoyable and requiring extra layers to stay warm and comfortable while traveling.

April Average Humidity in Pearl City

This chart illustrates the average monthly humidity levels in Pearl City, with April’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In April, average humidity in Pearl City is approximately 85%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%85%85%85%78%80%78%76%79%83%88%82%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Pearl City

In Pearl City in April, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Pearl City.

Maximum UV Index Levels in Pearl City for April

The chart shows the monthly maximum UV Index (UVI) for Pearl City in April, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In April, the maximum UV index in Pearl City typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec34689101098532
Data source: Pearl City April UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How April Weather in Pearl City Compares to Other Months

Weather in Pearl City varies notably across the year, with each month offering distinct climate conditions. This page compares April’s weather to other months in Pearl City, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Pearl City, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-5°C (23°F)58 mm (2.3 inches)85%moderate
February Weather-4°C (25°F)58 mm (2.3 inches)85%moderate
March Weather3°C (38°F)73 mm (2.9 inches)85%high
April Weather9°C (48°F)100 mm (3.9 inches)85%very high
May Weather16°C (61°F)148 mm (5.8 inches)78%very high
June Weather22°C (72°F)119 mm (4.7 inches)80%very high
July Weather24°C (76°F)84 mm (3.3 inches)78%very high
August Weather22°C (72°F)93 mm (3.7 inches)76%very high
September Weather19°C (67°F)121 mm (4.8 inches)79%very high
October Weather11°C (53°F)110 mm (4.3 inches)83%moderate
November Weather3°C (37°F)46 mm (1.8 inches)88%moderate
December Weather-1°C (31°F)50 mm (2.0 inches)81%low

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