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April Weather in Hillview, United States

Last updated: June 24, 2025

In April, the average temperature in Hillview, United States hovers around 13°C (56°F), with a minimum dip to -3°C (26°F) and a maximum rise to 29°C (85°F). Expect precipitation of around 139 mm (5.5 in) over 12 days, contributing to a humidity level of 82%. Prepare for a mix of mild and chilly days!

April Temperature in Hillview

In April in Hillview, the average temperature is 13°C (56°F). The maximum can reach 29°C (85°F) and the minimum can be as low as -3°C (26°F). It's advisable to pack layers and be prepared for a range of weather conditions while traveling.

April Weather in Hillview: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Hillview, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hillview, April typically has an average temperature of 13°C (56°F), with highs reaching up to 29°C (85°F) and lows dropping to around -3°C (26°F).
JanFebMarAprMayJunJulAugSepOctNovDec364048566875787671604541
Data source: Temperature data for Hillview 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 Hillview

In Hillview, in April, the precipitation amount is 139 mm (5.5 in) over a span of 12 days.

April Precipitation Trends in Hillview

The chart displays monthly precipitation patterns in Hillview, 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 Hillview, April typically receives around 139 mm (5.5 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec911371341391281561019311710188108
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Hillview

In Hillview in April, humidity is 82%. With an average temperature of 13°C (56°F), this humidity feels like a damp blanket wrapping around you, making it feel much cooler than it is and creating a heavy atmosphere that can be exhausting for travelers.

April Average Humidity in Hillview

This chart illustrates the average monthly humidity levels in Hillview, 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 Hillview is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%86%86%82%83%83%80%74%71%78%88%88%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Hillview

In Hillview in April, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Hillview.

Maximum UV Index Levels in Hillview for April

The chart shows the monthly maximum UV Index (UVI) for Hillview 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 Hillview typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3579101110109753
Data source: Hillview 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 Hillview Compares to Other Months

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

This table compares monthly weather conditions in Hillview, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather2°C (36°F)91 mm (3.6 inches)87%moderate
February Weather5°C (40°F)137 mm (5.4 inches)86%moderate
March Weather9°C (48°F)134 mm (5.3 inches)86%high
April Weather13°C (56°F)139 mm (5.5 inches)82%very high
May Weather20°C (68°F)128 mm (5.0 inches)82%very high
June Weather24°C (75°F)156 mm (6.1 inches)83%extreme
July Weather26°C (79°F)101 mm (4.0 inches)80%very high
August Weather25°C (77°F)93 mm (3.7 inches)74%very high
September Weather22°C (72°F)117 mm (4.6 inches)71%very high
October Weather16°C (61°F)101 mm (4.0 inches)78%high
November Weather7°C (45°F)88 mm (3.4 inches)88%moderate
December Weather5°C (41°F)108 mm (4.2 inches)88%moderate

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