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June Weather in Alta Sierra, United States

Last updated: June 24, 2025

In Alta Sierra, United States, the average temperature in June is a pleasant 20°C (69°F). However, temperatures can vary significantly, with a minimum of 2°C (36°F) and a maximum reaching 34°C (94°F). Visitors should be prepared for a bit of moisture, as precipitation averages around 5 mm (0.2 in) over just 1 day. Additionally, the average humidity sits at a comfortable 52%, making it an ideal time to explore!

June Temperature in Alta Sierra

In June in Alta Sierra, the average temperature is 20°C (69°F). Maximums can reach 34°C (94°F) and minimums can be as low as 2°C (36°F). This makes Alta Sierra an ideal destination for travelers seeking a comfortable climate for outdoor adventures and sightseeing.

June Weather in Alta Sierra: Daily Temperature Highs, Lows, and Averages

The chart illustrates June temperature patterns in Alta Sierra, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Alta Sierra, June typically has an average temperature of 20°C (69°F), with highs reaching up to 34°C (94°F) and lows dropping to around 2°C (36°F).
JanFebMarAprMayJunJulAugSepOctNovDec393943515768757468574839
Data source: Temperature data for Alta Sierra 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.

June Precipitation in Alta Sierra

In Alta Sierra in June, the precipitation amount is 5 mm (0.2 in) over a duration of 1 day.

June Precipitation Trends in Alta Sierra

The chart displays monthly precipitation patterns in Alta Sierra, with values for each month alongside June’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how June’s conditions compare to those of other months. In Alta Sierra, June typically receives around 5 mm (0.2 inches) of precipitation spread over approximately 1 days.
JanFebMarAprMayJunJulAugSepOctNovDec102848941325535113470
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
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June Humidity in Alta Sierra

In Alta Sierra in June humidity is 52%. With an average temperature of 20°C (69°F), this humidity feels like a pleasant embrace, making it comfortable for traveling, allowing for enjoyable outdoor exploration without excessive discomfort.

June Average Humidity in Alta Sierra

This chart illustrates the average monthly humidity levels in Alta Sierra, with June’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In June, average humidity in Alta Sierra is approximately 52%, 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 June generated using information from the Copernicus Climate Change Service.

June UV Index in Alta Sierra

In Alta Sierra in June, 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 Alta Sierra.

Maximum UV Index Levels in Alta Sierra for June

The chart shows the monthly maximum UV Index (UVI) for Alta Sierra in June, 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 June, the maximum UV index in Alta Sierra typically reaches 12, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec469101112121110854
Data source: Alta Sierra June 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 June Weather in Alta Sierra Compares to Other Months

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

This table compares monthly weather conditions in Alta Sierra, showing how June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather4°C (39°F)102 mm (4.0 inches)78%moderate
February Weather4°C (40°F)84 mm (3.3 inches)82%high
March Weather6°C (43°F)89 mm (3.5 inches)75%very high
April Weather10°C (51°F)41 mm (1.6 inches)68%very high
May Weather14°C (57°F)32 mm (1.2 inches)57%extreme
June Weather20°C (69°F)5 mm (0.2 inches)52%extreme
July Weather24°C (76°F)5 mm (0.2 inches)46%extreme
August Weather23°C (74°F)3 mm (0.1 inches)39%extreme
September Weather20°C (68°F)5 mm (0.2 inches)48%very high
October Weather14°C (57°F)11 mm (0.4 inches)59%very high
November Weather9°C (48°F)34 mm (1.3 inches)72%moderate
December Weather4°C (40°F)70 mm (2.8 inches)76%moderate

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