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Viewing Station:
CA-SF-21 : San Francisco 3.4 S
Aug 30, 2021 - Apr 21, 2026
1,319 Total Observations
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Precip Summary
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Station Overview
Climatology
Precip Summary
Year-Over-Year
Precip Calendar
Precip Distribution
Obs Calendar
Obs Tables
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Daily Precip
106
Multi-day Precip
0
Significant Weather
0
Hail
0
Condition Monitoring
0
Map
Obs Date
Obs Time
Gauge Catch (in)
Snowfall (in)
Snowpack (in)
Flooding
Notes
Depth
SWE
Depth
SWE
2026-04-21
7:00 AM
1.00
NA
NA
NA
NA
2026-04-20
7:00 AM
0.00
0.0
NA
NA
NA
2026-04-19
7:00 AM
0.00
0.0
NA
NA
NA
2026-04-18
7:00 AM
0.00
0.0
NA
NA
NA
2026-04-17
7:00 AM
0.00
0.0
NA
NA
NA
2026-04-16
7:00 AM
T
NA
NA
NA
NA
2026-04-15
7:00 AM
0.00
0.0
NA
NA
NA
2026-04-14
7:00 AM
0.01
NA
NA
NA
NA
2026-04-13
7:00 AM
0.39
NA
NA
NA
NA
2026-04-12
7:00 AM
0.76
NA
NA
NA
NA
2026-04-11
7:00 AM
0.51
NA
NA
NA
NA
2026-04-10
7:00 AM
0.09
NA
NA
NA
NA
2026-04-09
7:00 AM
0.01
NA
NA
NA
NA
2026-04-08
7:00 AM
0.00
0.0
NA
NA
NA
2026-04-07
7:00 AM
0.00
0.0
NA
NA
NA
2026-04-06
7:00 AM
0.00
0.0
NA
NA
NA
2026-04-05
7:00 AM
0.00
0.0
NA
NA
NA
2026-04-04
7:00 AM
0.00
0.0
NA
NA
NA
2026-04-03
7:00 AM
0.01
NA
NA
NA
NA
2026-04-02
7:00 AM
0.36
NA
NA
NA
NA
2026-04-01
7:00 AM
0.12
NA
NA
NA
NA
2026-03-31
7:00 AM
T
0.0
NA
NA
NA
2026-03-30
7:00 AM
0.00
0.0
NA
NA
NA
2026-03-29
7:00 AM
0.00
0.0
NA
NA
NA
2026-03-28
7:00 AM
0.00
0.0
NA
NA
NA
2026-03-27
7:00 AM
0.00
0.0
NA
NA
NA
2026-03-26
7:00 AM
0.00
0.0
NA
NA
NA
2026-03-25
7:00 AM
0.00
0.0
NA
NA
NA
2026-03-24
7:00 AM
0.00
0.0
NA
NA
NA
2026-03-23
7:00 AM
0.00
0.0
NA
NA
NA
2026-03-22
7:00 AM
0.00
0.0
NA
NA
NA
2026-03-21
7:00 AM
0.00
0.0
NA
NA
NA
2026-03-20
7:00 AM
0.00
0.0
NA
NA
NA
2026-03-19
7:00 AM
0.00
0.0
NA
NA
NA
2026-03-18
7:00 AM
0.00
0.0
NA
NA
NA
2026-03-17
7:00 AM
0.00
0.0
NA
NA
NA
2026-03-16
7:00 AM
0.00
0.0
NA
NA
NA
2026-03-15
7:00 AM
0.00
0.0
NA
NA
NA
2026-03-14
7:00 AM
0.00
0.0
NA
NA
NA
2026-03-13
7:00 AM
0.00
0.0
NA
NA
NA
2026-03-12
7:00 AM
0.00
0.0
NA
NA
NA
2026-03-11
7:00 AM
0.00
0.0
NA
NA
NA
2026-03-10
7:00 AM
0.00
0.0
NA
NA
NA
2026-03-09
7:00 AM
0.00
0.0
NA
NA
NA
2026-03-08
7:00 AM
0.00
0.0
NA
NA
NA
2026-03-07
7:00 AM
0.00
0.0
NA
NA
NA
2026-03-06
7:00 AM
0.00
0.0
NA
NA
NA
2026-03-05
7:00 AM
0.00
0.0
NA
NA
NA
2026-03-04
7:00 AM
0.00
0.0
NA
NA
NA
2026-03-03
7:00 AM
0.05
NA
NA
NA
NA
2026-03-02
7:00 AM
0.02
NA
NA
NA
NA
2026-03-01
7:00 AM
0.00
0.0
NA
NA
NA
2026-02-28
7:00 AM
0.00
0.0
NA
NA
NA
2026-02-27
7:00 AM
0.00
0.0
NA
NA
NA
2026-02-26
7:00 AM
T
NA
NA
NA
NA
2026-02-25
7:00 AM
0.37
NA
NA
NA
NA
2026-02-24
7:00 AM
0.03
NA
NA
NA
NA
2026-02-23
7:00 AM
0.00
0.0
NA
NA
NA
2026-02-22
7:00 AM
0.00
0.0
NA
NA
NA
2026-02-21
7:00 AM
T
NA
NA
NA
NA
2026-02-19
7:00 AM
1.04
NA
NA
NA
NA
2026-02-18
7:00 AM
1.02
NA
NA
NA
NA
2026-02-17
7:00 AM
1.16
NA
NA
NA
NA
2026-02-16
7:00 AM
1.07
NA
NA
NA
NA
2026-02-15
7:00 AM
0.08
NA
NA
NA
NA
2026-02-14
7:00 AM
0.00
0.0
NA
NA
NA
2026-02-13
7:00 AM
0.00
0.0
NA
NA
NA
2026-02-12
7:00 AM
0.31
NA
NA
NA
NA
2026-02-11
7:00 AM
0.36
NA
NA
NA
NA
2026-02-10
7:00 AM
0.00
0.0
NA
NA
NA
2026-02-09
7:00 AM
0.04
NA
NA
NA
NA
2026-02-08
7:00 AM
0.00
0.0
NA
NA
NA
2026-02-07
7:00 AM
0.00
0.0
NA
NA
NA
2026-02-06
7:00 AM
0.00
0.0
NA
NA
NA
2026-02-05
7:00 AM
0.00
0.0
NA
NA
NA
2026-02-04
7:00 AM
0.00
0.0
NA
NA
NA
2026-02-03
7:00 AM
0.00
0.0
NA
NA
NA
2026-02-02
7:00 AM
0.00
0.0
NA
NA
NA
2026-02-01
7:00 AM
0.00
0.0
NA
NA
NA
2026-01-31
7:00 AM
0.00
0.0
NA
NA
NA
The total for this month is one inch less than the record average for the Bay Area in January.
2026-01-30
7:00 AM
0.00
0.0
NA
NA
NA
2026-01-29
7:00 AM
T
NA
NA
NA
NA
2026-01-28
7:00 AM
0.09
NA
NA
NA
NA
2026-01-27
7:00 AM
0.00
0.0
NA
NA
NA
2026-01-26
7:00 AM
0.00
0.0
NA
NA
NA
2026-01-25
7:00 AM
0.00
0.0
NA
NA
NA
2026-01-24
7:00 AM
0.00
0.0
NA
NA
NA
2026-01-23
7:00 AM
0.00
0.0
NA
NA
NA
2026-01-22
7:00 AM
0.00
0.0
NA
NA
NA
2026-01-21
7:00 AM
0.00
0.0
NA
NA
NA
I was gone on vacation for four days. No water had accumulated in that time. 1/17 to 1/20/2026
2026-01-16
7:00 AM
0.00
0.0
NA
NA
NA
2026-01-15
7:00 AM
0.00
0.0
NA
NA
NA
2026-01-14
7:00 AM
0.00
0.0
NA
NA
NA
2026-01-13
7:00 AM
0.00
0.0
NA
NA
NA
2026-01-12
7:00 AM
0.00
0.0
NA
NA
NA
2026-01-11
7:00 AM
0.00
0.0
NA
NA
NA
2026-01-10
7:00 AM
T
NA
NA
NA
NA
2026-01-09
7:00 AM
T
NA
NA
NA
NA
2026-01-08
7:00 AM
0.03
NA
NA
NA
NA
2026-01-07
7:00 AM
0.01
NA
NA
NA
NA
2026-01-06
7:00 AM
1.24
NA
NA
NA
NA
2026-01-05
7:00 AM
0.21
NA
NA
NA
NA
2026-01-04
7:00 AM
0.57
NA
NA
NA
NA
2026-01-03
7:00 AM
0.21
NA
NA
NA
NA
2026-01-02
7:00 AM
0.53
NA
NA
NA
NA
2026-01-01
7:00 AM
0.95
NA
NA
NA
NA