June Weather in Mountain View, United States

Last updated: June 24, 2025

In June, the average temperature in Mountain View, United States hovers around 26°C (80°F). Expect a minimum of 14°C (57°F) and a maximum that can reach up to 38°C (101°F). Be prepared for occasional rain, as 63 mm (2.5 in) of precipitation typically falls over 6 days during the month. With an average humidity of 82%, the air can feel quite sticky, enhancing that tropical vibe!

June Temperature in Mountain View

In June in Mountain View, the average temperature is 26°C (80°F). The maximum can reach 38°C (101°F), while the minimum can drop as low as 14°C (57°F). It's an ideal time for travelers to enjoy warm weather while being prepared for cooler evenings.

June Weather in Mountain View: Daily Temperature Highs, Lows, and Averages

The chart illustrates June temperature patterns in Mountain View, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mountain View, June typically has an average temperature of 26°C (80°F), with highs reaching up to 38°C (101°F) and lows dropping to around 14°C (57°F).
JanFebMarAprMayJunJulAugSepOctNovDec394154607080838275625044
Data source: Temperature data for Mountain View 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 Mountain View

In Mountain View in June, the precipitation amount is 63 mm (2.5 in) spread over a duration of 6 days.

June Precipitation Trends in Mountain View

The chart displays monthly precipitation patterns in Mountain View, 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 Mountain View, June typically receives around 63 mm (2.5 inches) of precipitation spread over approximately 6 days.
JanFebMarAprMayJunJulAugSepOctNovDec3931659414163374478812129
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
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June Humidity in Mountain View

In Mountain View in June, humidity is 82%. With an average temperature of 26°C (80°F), this humidity feels like a heavy, warm blanket wrapping around you, making outdoor activities feel more exhausting and sweaty, which can be quite challenging for traveling.

June Average Humidity in Mountain View

This chart illustrates the average monthly humidity levels in Mountain View, 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 Mountain View is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%76%70%72%82%82%80%72%64%71%81%84%
Data source: Humidity data for June generated using information from the Copernicus Climate Change Service.

June UV Index in Mountain View

In Mountain View in June, 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 Mountain View.

Maximum UV Index Levels in Mountain View for June

The chart shows the monthly maximum UV Index (UVI) for Mountain View 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 Mountain View typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec46810111112119754
Data source: Mountain View 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 Mountain View Compares to Other Months

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

This table compares monthly weather conditions in Mountain View, showing how June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather4°C (40°F)39 mm (1.5 inches)76%moderate
February Weather5°C (41°F)31 mm (1.2 inches)76%high
March Weather12°C (54°F)65 mm (2.6 inches)70%very high
April Weather16°C (60°F)94 mm (3.7 inches)72%very high
May Weather21°C (70°F)141 mm (5.6 inches)82%extreme
June Weather26°C (80°F)63 mm (2.5 inches)82%extreme
July Weather29°C (84°F)37 mm (1.5 inches)80%extreme
August Weather28°C (82°F)44 mm (1.7 inches)72%extreme
September Weather24°C (75°F)78 mm (3.1 inches)64%very high
October Weather17°C (62°F)81 mm (3.2 inches)71%high
November Weather10°C (50°F)21 mm (0.8 inches)81%moderate
December Weather7°C (44°F)29 mm (1.1 inches)84%moderate

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