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April Weather in Crestline, United States

Last updated: June 24, 2025

In April, the average temperature in Crestline, United States hovers around 10°C (50°F). Expect a range from a chilly -7°C (20°F) at its lowest to a warm 28°C (82°F) at its highest. During this month, precipitation averages 126 mm (5.0 in) over 14 days, contributing to a notable average humidity of 87%.

April Temperature in Crestline

In April in Crestline, the average temperature is 10°C (50°F), with maximums reaching up to 28°C (82°F) and minimums plummeting as low as -7°C (20°F). This wide temperature range suggests that travelers should be prepared for both warm and chilly conditions, making layering essential for a comfortable experience.

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

The chart illustrates April temperature patterns in Crestline, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Crestline, April typically has an average temperature of 10°C (50°F), with highs reaching up to 28°C (82°F) and lows dropping to around -7°C (20°F).
JanFebMarAprMayJunJulAugSepOctNovDec293240506270747267564134
Data source: Temperature data for Crestline 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 Crestline

In Crestline in April, the precipitation amount is 126 mm (5.0 in) over a span of 14 days.

April Precipitation Trends in Crestline

The chart displays monthly precipitation patterns in Crestline, 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 Crestline, April typically receives around 126 mm (5.0 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec821021031261291461248179999691
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Crestline

In Crestline in April humidity is 87%. With an average temperature of 10°C (50°F), this humidity feels like a heavy cloak wrapping around you, making every step feel laborious and the air thick with moisture, challenging your comfort while traveling.

April Average Humidity in Crestline

This chart illustrates the average monthly humidity levels in Crestline, 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 Crestline is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%87%87%88%81%82%81%78%78%82%89%86%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Crestline

In Crestline 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 Crestline.

Maximum UV Index Levels in Crestline for April

The chart shows the monthly maximum UV Index (UVI) for Crestline 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 Crestline typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec356910101098642
Data source: Crestline 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 Crestline Compares to Other Months

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

This table compares monthly weather conditions in Crestline, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (29°F)82 mm (3.2 inches)88%moderate
February Weather0°C (32°F)102 mm (4.0 inches)87%moderate
March Weather5°C (40°F)103 mm (4.1 inches)87%high
April Weather10°C (50°F)126 mm (5.0 inches)87%very high
May Weather17°C (62°F)129 mm (5.1 inches)81%very high
June Weather21°C (71°F)146 mm (5.7 inches)82%very high
July Weather23°C (74°F)124 mm (4.9 inches)81%very high
August Weather22°C (72°F)81 mm (3.2 inches)78%very high
September Weather20°C (67°F)79 mm (3.1 inches)78%very high
October Weather14°C (57°F)98 mm (3.9 inches)82%high
November Weather5°C (41°F)96 mm (3.8 inches)89%moderate
December Weather1°C (35°F)91 mm (3.6 inches)86%low

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