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 - Claremont
-- 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).
Rainfall from Tropical Storm Hilary on Aug. 20 set a new record for Downtown L.A. for most rainfall measured in August.
Downtown L.A.'s wettest day was March 2, 1938, when 5.88 inches of rain were recorded on that day. DTLA's most recent wettest day was Dec. 28, 2004, recording 5.55 inches of rain.
Rainfall measured in inches
| Date (October) | Rainfall Measured for Day | Month's Cumulative Rainfall Measured |
|---|---|---|
| No rainfall data yet reported by the National Weather Service for this month. | ||
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.†
| 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 2023 | 0.00 | 0.02 | -0.02 | 0.00 | 0.02 | -0.02 |
| Aug 2023 | 2.99 | 0.00 | +2.99 | 2.99 | 0.02 | +2.97 |
| Sep 2023 | 0.05 | 0.13 | -0.08 | 3.04 | 0.15 | +2.89 |
| Oct 2023 | -Pending- | 0.58 | --- | -Pending- | 0.73 | --- |
| Nov 2023 | -Pending- | 0.78 | --- | -Pending- | 1.51 | --- |
| Dec 2023 | -Pending- | 2.48 | --- | -Pending- | 3.99 | --- |
| 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 2024 | -Pending- | 3.29 | --- | -Pending- | 7.28 | --- |
| Feb 2024 | -Pending- | 3.64 | --- | -Pending- | 10.92 | --- |
| Mar 2024 | -Pending- | 2.23 | --- | -Pending- | 13.15 | --- |
| Apr 2024 | -Pending- | 0.69 | --- | -Pending- | 13.84 | --- |
| May 2024 | -Pending- | 0.32 | --- | -Pending- | 14.16 | --- |
| Jun 2024 | -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
