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April Weather in Marin City, United States

Last updated: June 24, 2025

In April, the average temperature in Marin City, United States is a mild 13°C (55°F), with a minimum of 7°C (44°F) and a comfortable maximum reaching 28°C (82°F). Expect about 35 mm (1.4 in) of precipitation spread over 5 days, contributing to an average humidity of 79%. Enjoy the blend of cool and warm days this month!

April Temperature in Marin City

In April in Marin City, the average temperature is 13°C (55°F). Maximums can reach 28°C (82°F), while minimums can dip as low as 7°C (44°F). This moderate climate makes Marin City an ideal destination for travelers seeking pleasant weather for exploration and outdoor activities.

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

The chart illustrates April temperature patterns in Marin City, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Marin City, April typically has an average temperature of 13°C (55°F), with highs reaching up to 28°C (82°F) and lows dropping to around 7°C (44°F).
JanFebMarAprMayJunJulAugSepOctNovDec515253555659596162605552
Data source: Temperature data for Marin 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 Marin City

In Marin City in April, the precipitation amount is 35 mm (1.4 in) over a span of 5 days.

April Precipitation Trends in Marin City

The chart displays monthly precipitation patterns in Marin 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 Marin City, April typically receives around 35 mm (1.4 inches) of precipitation spread over approximately 5 days.
JanFebMarAprMayJunJulAugSepOctNovDec1061097835203322305095
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Marin City

In Marin City in April humidity is 79%. With an average temperature of 13°C (55°F), this humidity feels like a damp chill that permeates clothing, making outdoor activities slightly uncomfortable and prompting travelers to seek shelter or dress in layers to stay warm while adjusting to the moist air.

April Average Humidity in Marin City

This chart illustrates the average monthly humidity levels in Marin 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 Marin City is approximately 79%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%82%82%79%83%84%87%87%86%80%79%79%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Marin City

In Marin City 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 Marin City.

Maximum UV Index Levels in Marin City for April

The chart shows the monthly maximum UV Index (UVI) for Marin 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 Marin City typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3589101111109743
Data source: Marin 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 Marin City Compares to Other Months

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

This table compares monthly weather conditions in Marin City, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather11°C (52°F)106 mm (4.2 inches)85%moderate
February Weather11°C (52°F)109 mm (4.3 inches)82%moderate
March Weather12°C (53°F)78 mm (3.1 inches)82%very high
April Weather13°C (55°F)35 mm (1.4 inches)79%very high
May Weather14°C (57°F)20 mm (0.8 inches)83%very high
June Weather15°C (60°F)3 mm (0.1 inches)84%extreme
July Weather15°C (60°F)3 mm (0.1 inches)87%extreme
August Weather16°C (61°F)2 mm (0.1 inches)87%very high
September Weather17°C (63°F)2 mm (0.1 inches)86%very high
October Weather16°C (60°F)30 mm (1.2 inches)80%high
November Weather13°C (56°F)50 mm (2.0 inches)79%moderate
December Weather11°C (52°F)95 mm (3.7 inches)79%moderate

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