Photo courtesy of Adrianna Calvo & Pexels.com.
Also see:
Downtown L.A. Total Seasonal Rainfall 1877-2018
Downtown L.A. Monthly Rainfall Each Season since 1877-1878
Downtown L.A. Record Rain Days by Month
Current Season Rainfull-to-Date for Los Angeles International Airport
Current Season Rainfull-to-Date for Long Beach Airport
Current Season Rainfull-to-Date for Hollywood Burbank Airport
Current Season Rainfull-to-Date for Lancaster
NOTE: When most weather reporting sources cite weather in Los Angeles (without specifying where, exactly, in Los Angeles), these numbers are typcially for the Downtown Los Angeles weather station (actually located on the USC campus).
This last rainfall season (2017-2018) was the driest for Los Angeles since 2006-2007 and the third driest since rainfall records began being kept in 1877.
| Month | Rainfall Measured (Inches) | Rainfall Season-To-Date (Inches) | Monthly Normal (Inches)* | Monthly Departure From Normal | Season-to-Date Departure From Season Normal* |
|---|---|---|---|---|---|
| July 2017 | Trace | 0.00 | 0.01 | -0.01 | -0.01 |
| August 2017 | Trace | 0.00 | 0.04 | -0.04 | -0.05 |
| September 2017 | 0.07 | 0.07 | 0.24 | -0.15 | -0.22 |
| October 2017 | 0.10 | 0.17 | 0.66 | -0.56 | -0.78 |
| November 2017 | 0.01 | 0.18 | 1.04 | -1.03 | -1.81 |
| December 2017 | 0.01 | 0.19 | 2.33 | -2.32 | -4.13 |
| Month | Rainfall Measured (Inches) | Rainfall Season-To-Date (Inches) | Monthly Normal (Inches)* | Monthly Departure From Normal | Season-to-Date Departure From Season Normal* |
| January 2018 | 1.77 | 1.96 | 3.12 | -1.35 | -5.48 |
| February 2018 | 0.03 | 1.99 | 3.80 | -3.77 | -9.25 |
| March 2018 | 2.69 | 4.68 | 2.43 | 2.25 | -8.99 |
| April 2018 | 0.02 | 4.70 | 0.91 | -0.89 | -9.88 |
| May 2018 | 0.09 | 4.79 | 0.26 | -0.17 | -10.05 |
| June 2018 | 0.00 | 4.79 | 0.09 | -0.09 | -10.14 |
* Normals here are typically used by the National Weather Service, based upon averages for rainfall seasons 1981 through 2010. The total season normal is 14.93 inches.
Source: National Weather Service
