For prior seasons, click here.
Downtown Los Angeles skyline at night under the rain. Photo courtesy of Delia Thornton.
Why our “Rainfall Season” is different than that of the National Weather Service
Also see:
-- Downtown L.A. Total Seasonal Rainfall Since 1877
-- Downtown L.A. Record Rain Days by Month
-- Downtown L.A. Record Rainfall for Each Day of Year
-- Current Season Rainfall-to-Date - Burbank
-- Current Season Rainfall-to-Date - Hawthorne
-- Current Season Rainfall-to-Date - Lancaster
-- Current Season Rainfall-to-Date - Long Beach
-- Current Season Rainfall-to-Date - Los Angeles International Airport
-- Current Season Rainfall-to-Date - Palmdale
-- Current Season Rainfall-to-Date - Pasadena
-- Current Season Rainfall-to-Date - Sandberg
-- Current Season Rainfall-to-Date - Santa Catalina Island
-- Current Season Rainfall-to-Date - Santa Clarita
-- Current Season Rainfall-to-Date - Santa Fe Dam (San Gabriel Valley)
-- Current Season Rainfall-to-Date - Santa Monica
-- Current Season Rainfall-to-Date - Van Nuys, Los Angeles
-- Current Season Rainfall-to-Date - Westwood, Los Angeles
-- Current Season Rainfall-to-Date - Whittier
-- Current Season Rainfall-to-Date - Woodland Hills, Los Angeles
NOTE: When most weather reporting sources cite weather in Los Angeles (without specifying where, exactly, in Los Angeles), these numbers are typically for the Downtown Los Angeles weather station (actually located on the USC campus).
L.A.’s 2022-2023 Rain Season So Far:
• With more than 27.5 inches of rainfall since July 2022, the 2022-2023 rain season (ending June 2023), is now L.A.'s 8th wettest season in 145 years.
• L.A.'s 2022-2023 rain season is L.A.'s wettest season in 18 years (since 37.25 inches of rainfall in the 2004-2005 season).
• March 2023 is L.A.'s wettest March in 45 years (since 8.02 inches in 1978).
Rainfall measured in inches
Date (March) | Rainfall Measured for Day | Month's Cumulative Rainfall Measured |
---|---|---|
1 | 0.27 | 0.27 |
5 | 0.05 | 0.32 |
6 | 0.01 | 0.33 |
10 | 0.81 | 1.14 |
11 | 0.12 | 1.26 |
14 | 1.89 | 3.15 |
15 | 1.22 | 4.37 |
19 | 0.10 | 4.47 |
20 | 0.13 | 4.60 |
21 | 1.43 | 6.03 |
22 | 0.33 | 6.36 |
23 | 0.02 | 6.38 |
29 | 0.92 | 7.30 |
30 | 0.18* | 7.48 |
* Cumulative rainfall for this day, as of 2:47 a.m., as reported by the National Weather Service, (preliminary - subject to revision).
On Tuesday, Mar. 14, at 7:17 p.m., Downtown L.A. exceeded its cumulative normal rainfall for all of March. This further pushes Downtown L.A.'s entire season's cumulative rainfall, thus far, more than 12 inches above its normal rainfall for the entire rain season (through June 30).
Monthly rainfall totals for previous seasons are found at Monthly Rainfall for Downtown Los Angeles.
Click on image for larger image.
Los Angeles Almanac chart. Dotted orange line is current seasonal rainfall normal for Downtown L.A. See L.A.'s Historic Seasonal Rainfall.
Rainfall measured in inches
NOTE: Rainfall normals were updated on May 4, 2021.†
This table has been reformatted in response to visitor feedback.
Month | Rainfall For Month | Rainfall For Season | ||||
---|---|---|---|---|---|---|
Measured for Month | Monthly Normal† | Deviation from Monthly Normal | Measured for Season-to-Date | Season Normal-to-Date† | Deviation from Season Normal-to-Date | |
Jul 2022 | 0.00 | 0.02 | -0.02 | 0.00 | 0.02 | -0.02 |
Aug 2022 | 0.00 | 0.00 | 0.00 | 0.00 | 0.02 | -0.02 |
Sep 2022 | 0.37 | 0.13 | +0.24 | 0.37 | 0.15 | +0.22 |
Oct 2022 | 0.02 | 0.58 | -0.56 | 0.39 | 0.73 | -0.34 |
Nov 2022 | 1.98 | 0.78 | +1.20 | 2.37 | 1.51 | +0.86 |
Dec 2022 | 2.81 | 2.48 | +0.33 | 5.18 | 3.99 | +1.19 |
Month | Rainfall For Month | Rainfall For Season | ||||
Measured for Month | Monthly Normal† | Deviation from Monthly Normal | Measured for Season-to-Date | Season Normal-to-Date† | Deviation from Season Normal-to-Date | |
Jan 2023 | 8.95 | 3.29 | +5.66 | 14.13 | 7.28 | +6.85 |
Feb 2023 | 5.95 | 3.64 | +2.31 | 20.08 ‡ | 10.92 | +9.16 |
Mar 2023 | -Pending- | 2.23 | --- | -Pending- | 13.15 | --- |
Apr 2023 | -Pending- | 0.69 | --- | -Pending- | 13.84 | --- |
May 2023 | -Pending- | 0.32 | --- | -Pending- | 14.16 | --- |
Jun 2023 | -Pending- | 0.09 | --- | -Pending- | 14.25 | --- |
† Normals, recalculated every ten years, were updated on May 4, 2021. The total season normal for this station is 14.25 inches.
‡ Downtown L.A.'s cumulative rainfall received through February exceeded its entire seasonal normal (14.25 inches).
Source: National Weather Service Forecast Office, Los Angeles/Oxnard