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March Weather in Mountain View, United States

Last updated: June 24, 2025

In March, the average temperature in Mountain View, United States hovers around 12°C (54°F). During this time, temperatures can dip as low as 2°C (36°F) and soar to a comfortable 27°C (81°F). Expect 87 mm (3.4 in) of precipitation spread across about 11 days, contributing to an average humidity level of 82%. Prepare accordingly for a mix of mild warmth and refreshing rain!

March Temperature in Mountain View

In March in Mountain View, the average temperature is 12°C (54°F). Maximum temperatures can reach 27°C (81°F) while minimums can drop as low as 2°C (36°F). Be sure to pack layers to enjoy the pleasant days and stay warm during the cooler nights!

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

The chart illustrates March 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, March typically has an average temperature of 12°C (54°F), with highs reaching up to 27°C (81°F) and lows dropping to around 2°C (36°F).
JanFebMarAprMayJunJulAugSepOctNovDec505254576066687068645650
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.

March Precipitation in Mountain View

In Mountain View in March, the precipitation amount is 87 mm (3.4 in) over the course of 11 days.

March Precipitation Trends in Mountain View

The chart displays monthly precipitation patterns in Mountain View, with values for each month alongside March’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how March’s conditions compare to those of other months. In Mountain View, March typically receives around 87 mm (3.4 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec98958731241002224081
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
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March Humidity in Mountain View

In Mountain View in March humidity is 82%. With an average temperature of 12°C (54°F), this humidity feels like a heavy blanket wrapping around you, making every step feel sluggish and sweat-inducing, which can be quite uncomfortable for traveling.

March Average Humidity in Mountain View

This chart illustrates the average monthly humidity levels in Mountain View, with March’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In March, average humidity in Mountain View is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%84%82%78%71%64%59%54%55%62%78%80%
Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in Mountain View

In Mountain View in March, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Mountain View.

Maximum UV Index Levels in Mountain View for March

The chart shows the monthly maximum UV Index (UVI) for Mountain View in March, 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 March, the maximum UV index in Mountain View typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3589101111109753
Data source: Mountain View March 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 March 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 March’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 March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather10°C (51°F)98 mm (3.9 inches)82%moderate
February Weather11°C (52°F)95 mm (3.8 inches)84%moderate
March Weather12°C (54°F)87 mm (3.4 inches)82%very high
April Weather14°C (57°F)30 mm (1.2 inches)78%very high
May Weather16°C (61°F)23 mm (0.9 inches)71%very high
June Weather19°C (66°F)1 mm (0.0 inches)64%extreme
July Weather20°C (69°F)0 mm (0.0 inches)58%extreme
August Weather21°C (70°F)0 mm (0.0 inches)54%very high
September Weather20°C (69°F)2 mm (0.1 inches)55%very high
October Weather18°C (64°F)22 mm (0.9 inches)62%high
November Weather13°C (56°F)40 mm (1.6 inches)78%moderate
December Weather10°C (51°F)81 mm (3.2 inches)80%moderate

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