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May Weather in Mammoth, United States

Last updated: June 24, 2025

In May, the average temperature in Mammoth, United States hovers around 24°C (75°F), offering a pleasant climate for outdoor activities. However, be prepared for temperature fluctuations, as it can dip to a chilly 8°C (46°F) or soar up to a sizzling 38°C (101°F). Rainfall is minimal, with an average precipitation of just 7 mm (0.3 in) spread across 1 day, while the average humidity rests at a comfortable 40%.

May Temperature in Mammoth

In May in Mammoth, the average temperature is 24°C (75°F). Maximums can reach 38°C (101°F), while minimums can dip as low as 8°C (46°F). Travelers should be prepared for a wide range of temperatures, ensuring appropriate clothing for both warm days and cooler nights.

May Weather in Mammoth: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Mammoth, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mammoth, May typically has an average temperature of 24°C (75°F), with highs reaching up to 38°C (101°F) and lows dropping to around 8°C (46°F).
JanFebMarAprMayJunJulAugSepOctNovDec495158687585858480696050
Data source: Temperature data for Mammoth 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 Mammoth

In Mammoth in May, the precipitation amount is 7 mm (0.3 in) over the course of 1 day.

May Precipitation Trends in Mammoth

The chart displays monthly precipitation patterns in Mammoth, 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 Mammoth, May typically receives around 7 mm (0.3 inches) of precipitation spread over approximately 1 days.
JanFebMarAprMayJunJulAugSepOctNovDec4450305711845539282437
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Mammoth

In Mammoth in May, humidity is 40%. With an average temperature of 24°C (75°F), this humidity feels like a pleasant and refreshing atmosphere for traveling, where the warmth is balanced by a comfortable breeze, making outdoor explorations enjoyable.

May Average Humidity in Mammoth

This chart illustrates the average monthly humidity levels in Mammoth, 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 Mammoth is approximately 40%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%79%67%55%40%33%34%48%64%67%77%82%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Mammoth

In Mammoth in May, the maximum UV index is 12, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, underscoring the importance of sun protection. For detailed information, you can check the Hourly UV Index in Mammoth.

Maximum UV Index Levels in Mammoth for May

The chart shows the monthly maximum UV Index (UVI) for Mammoth 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 Mammoth typically reaches 12, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec579111212121111864
Data source: Mammoth 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 Mammoth Compares to Other Months

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

This table compares monthly weather conditions in Mammoth, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather10°C (49°F)44 mm (1.7 inches)76%moderate
February Weather11°C (51°F)50 mm (2.0 inches)79%high
March Weather15°C (58°F)30 mm (1.2 inches)67%very high
April Weather20°C (68°F)5 mm (0.2 inches)55%extreme
May Weather24°C (75°F)7 mm (0.3 inches)40%extreme
June Weather30°C (85°F)11 mm (0.4 inches)33%extreme
July Weather30°C (85°F)84 mm (3.3 inches)34%extreme
August Weather29°C (84°F)55 mm (2.2 inches)48%extreme
September Weather26°C (80°F)39 mm (1.5 inches)64%extreme
October Weather21°C (69°F)28 mm (1.1 inches)67%very high
November Weather15°C (60°F)23 mm (0.9 inches)77%high
December Weather10°C (51°F)37 mm (1.5 inches)82%moderate

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