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April Weather in Redwood, United States

Last updated: June 24, 2025

In April, the average temperature in Redwood, United States hovers around 7°C (44°F). Temperatures can range significantly, dipping as low as -7°C (19°F) and soaring up to 30°C (86°F). Expect approximately 130 mm (5.1 in) of precipitation spread over 14 days, accompanied by a high average humidity of 82%.

April Temperature in Redwood

In April in Redwood, the average temperature is 7°C (44°F). Maximum temperatures can reach 30°C (86°F), while minimums can drop to as low as -7°C (19°F). Travelers should prepare for a wide range of temperatures and pack accordingly.

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

The chart illustrates April temperature patterns in Redwood, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Redwood, April typically has an average temperature of 7°C (44°F), with highs reaching up to 30°C (86°F) and lows dropping to around -7°C (19°F).
JanFebMarAprMayJunJulAugSepOctNovDec222432445765716962523728
Data source: Temperature data for Redwood 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 Redwood

In Redwood in April, the total precipitation amount is 130 mm (5.1 in) over the course of 14 days.

April Precipitation Trends in Redwood

The chart displays monthly precipitation patterns in Redwood, 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 Redwood, April typically receives around 130 mm (5.1 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec8684881301041041371067516111998
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Redwood

In Redwood in April, humidity is 82%. With an average temperature of 7°C (44°F), this humidity feels like an unwelcoming chill that seeps into your bones, making outdoor exploration feel damp and cumbersome.

April Average Humidity in Redwood

This chart illustrates the average monthly humidity levels in Redwood, 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 Redwood is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec93%93%86%82%75%68%69%67%72%83%88%89%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Redwood

In Redwood 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 Redwood.

Maximum UV Index Levels in Redwood for April

The chart shows the monthly maximum UV Index (UVI) for Redwood 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 Redwood typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec245899997532
Data source: Redwood 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 Redwood Compares to Other Months

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

This table compares monthly weather conditions in Redwood, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-6°C (22°F)86 mm (3.4 inches)93%low
February Weather-4°C (25°F)84 mm (3.3 inches)93%moderate
March Weather0°C (32°F)88 mm (3.5 inches)86%moderate
April Weather7°C (44°F)130 mm (5.1 inches)82%very high
May Weather14°C (57°F)104 mm (4.1 inches)75%very high
June Weather19°C (66°F)104 mm (4.1 inches)68%very high
July Weather22°C (72°F)137 mm (5.4 inches)69%very high
August Weather21°C (70°F)106 mm (4.2 inches)67%very high
September Weather17°C (62°F)75 mm (3.0 inches)72%high
October Weather11°C (52°F)160 mm (6.3 inches)83%moderate
November Weather3°C (37°F)119 mm (4.7 inches)88%moderate
December Weather-2°C (28°F)98 mm (3.8 inches)89%low

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