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May Weather in La Crescenta-Montrose, United States

Last updated: June 24, 2025

In May, the average temperature in La Crescenta-Montrose, United States is a pleasant 18°C (64°F). Expect a range from a cool 6°C (43°F) to a warm 34°C (94°F). During this time, precipitation amounts to approximately 16 mm (0.6 in) over the course of 3 days, with an average humidity of 57%. Enjoy the mild conditions and light showers as you explore!

May Temperature in La Crescenta-Montrose

In May in La Crescenta-Montrose, the average temperature is 18°C (64°F), with maximums reaching 34°C (94°F) and minimums dropping as low as 6°C (43°F). This variation in temperature makes it an ideal time for travelers to pack both light clothing for daytime excursions and warmer layers for cooler evenings.

May Weather in La Crescenta-Montrose: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in La Crescenta-Montrose, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In La Crescenta-Montrose, May typically has an average temperature of 18°C (64°F), with highs reaching up to 34°C (94°F) and lows dropping to around 6°C (43°F).
JanFebMarAprMayJunJulAugSepOctNovDec535456626471777774686153
Data source: Temperature data for La Crescenta-Montrose 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.

May Precipitation in La Crescenta-Montrose

In La Crescenta-Montrose in May, the precipitation amount is 16 mm (0.6 in), spread over a duration of 3 days.

May Precipitation Trends in La Crescenta-Montrose

The chart displays monthly precipitation patterns in La Crescenta-Montrose, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In La Crescenta-Montrose, May typically receives around 16 mm (0.6 inches) of precipitation spread over approximately 3 days.
JanFebMarAprMayJunJulAugSepOctNovDec7565862216222492478
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in La Crescenta-Montrose

In La Crescenta-Montrose in May, humidity is 57%. With an average temperature of 18°C (64°F), this humidity feels like a refreshing embrace, making it pleasant for traveling as long as you stay hydrated and enjoy light, breathable clothing.

May Average Humidity in La Crescenta-Montrose

This chart illustrates the average monthly humidity levels in La Crescenta-Montrose, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in La Crescenta-Montrose is approximately 57%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec78%82%76%68%58%52%46%39%48%59%72%76%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in La Crescenta-Montrose

In La Crescenta-Montrose in May, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in La Crescenta-Montrose.

Maximum UV Index Levels in La Crescenta-Montrose for May

The chart shows the monthly maximum UV Index (UVI) for La Crescenta-Montrose in May, 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 May, the maximum UV index in La Crescenta-Montrose typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec468101111121110754
Data source: La Crescenta-Montrose May 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 May Weather in La Crescenta-Montrose Compares to Other Months

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

This table compares monthly weather conditions in La Crescenta-Montrose, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather12°C (53°F)75 mm (3.0 inches)78%moderate
February Weather12°C (54°F)65 mm (2.6 inches)82%high
March Weather13°C (56°F)85 mm (3.4 inches)75%very high
April Weather17°C (62°F)22 mm (0.9 inches)68%very high
May Weather18°C (64°F)16 mm (0.6 inches)57%extreme
June Weather22°C (71°F)1 mm (0.1 inches)52%extreme
July Weather25°C (77°F)2 mm (0.1 inches)46%extreme
August Weather25°C (78°F)2 mm (0.1 inches)39%extreme
September Weather23°C (74°F)4 mm (0.1 inches)48%very high
October Weather20°C (68°F)9 mm (0.4 inches)59%high
November Weather16°C (61°F)24 mm (0.9 inches)72%moderate
December Weather12°C (53°F)77 mm (3.1 inches)76%moderate

Compare La Crescenta-Montrose's Climate with Cities Worldwide