TODAY MAY16
TEMPERATURE50
HUMIDITY83
PRESSURE
WIND COND.34 1.6
  • 6848Mon
  • 7248Tue
  • 6946Wed
  • 6746Thu
  • 7046Fri
daynightWeather update from LOS ALTOS at

Key findings

  • The highest monthly average temperature in West Menlo Park for July is 66.7 degrees
  • The lowest monthly average temperature in West Menlo Park for January is 50.4 degrees
  • The most monthly precipitation in West Menlo Park occurs in December with 2.6 inches
  • The air quality index in West Menlo Park is 14% better than the national average
  • The pollution index in West Menlo Park is 90% worse than the national average

Compare West Menlo Park, CA Weather

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      West Menlo Park Average Temperature

      In the event that the weather data was unavailable for this city, estimates based upon nearby cities were used.
      MonthTemp. (min)Temp. (max)Temp. (avg)Precipitation
      January42°F61°F50°F2.4"
      February45°F63°F53°F2.4"
      March47°F67°F56°F2.0"
      April49°F70°F58°F1.3"
      May53°F73°F61°F0.3"
      June56°F77°F65°F0.2"
      July59°F78°F67°F0.0"
      August59°F78°F66°F0.0"
      September57°F80°F67°F0.1"
      October53°F75°F63°F0.7"
      November47°F67°F56°F1.3"
      December42°F60°F51°F2.6"

      West Menlo Park air quality index & pollution index

      In the event that the air quality/pollution data was unavailable for this city, estimates based upon nearby cities were used.
      IndexWest Menlo ParkCaliforniaNational
      Air quality index435550
      Pollution index9,645,61018,106,7265,066,862

      West Menlo Park air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality263
      Days with moderate air quality98
      Days w/ poor A.Q. for sensitive groups4
      Days with unhealthy air quality0

      West Menlo Park air quality information

      PollutantTotal
      Arsenic0.140%
      Benzene0.070%
      Carbon Tetrachloride0.000%
      Lead0.100%
      Mercury0.020%

      Average monthly West Menlo Park temperature with heat index

      West Menlo Park monthly precipitation with daily maximum

      West Menlo Park monthly snow depth with daily maximum

      West Menlo Park monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Loma Mar, CA1503530%
      Pescadero, CA1,0403530%
      Newark, CA44,6774314%
      Sunnyvale, CA149,5964314%
      El Granada, CA6,1324314%
      West Menlo Park, CA3,8304314%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Fox Island, WA3,8293040%
      Herculaneum, MO3,831548%
      Hugoton, KS3,8311570%
      Gouverneur, NY3,8313530%
      Lancaster, KY3,8313334%
      West Menlo Park, CA3,8304314%
      Source: The West Menlo Park, CA weather data displayed above is derived from the NOAA (National Oceanic and Atmospheric). Air quality and pollution data is derived from the EPA (United States Environmental Protection Agency). Air quality and pollution levels measured in a particular area may not be representative of the entire county.