The Livermore Site meteorological data station is undergoing an instrument calibration July 3rd and will not be collecting and transmitting data. As an alternative, weather observations taken at Livermore Municipal Airport are found at this link: http://w1.weather.gov/obhistory/KLVK.html
We apologize for any inconvenience.

Current Conditions at LLNL
Temperature   °F
Humidity   %
Precipitation  
  Calendar Day Total   in
Atmospheric Pressure   Hg
  (reduced to sea level)   Hg
Wind    
  From   ( °)
  Speed   mph
  Gust   mph

Current as of .

View Full LLNL Current Conditions
Data Reporting
Custom report tool Custom report tool
Includes plots, table of samples, and data export in TSV file format, for the desired date range. Provides min, max, and average functions.

XML Export LLNL (XML | JSON | JSONP)
Site 300 (XML | JSON | JSONP)
Sandia (XML | JSON | JSONP)

Several exporting methods are available to provide values for the latest readings of several instruments in either XML, JSON, or JSONP format. May be used as a data feed to display weather conditions on another web page.
Two-day Plots
Separated plots of samples from yesterday to
today. Take a quick look at recent trends.

Plots of samples since yesterday
Large plots
LLNL
Site 300
Sandia
All
Small plots
LLNL
Site 300
Sandia
All