Weather StoryAlmanac, microseasons, and the day's weather story.

Weather in Potrero, California

Fog and sun in daily rhythm. Day 59 of spring. Read this microseason across nine climate regions →

Potrero, CA
Sunday, May 17 at 12:51 AM
61
°
Clear
Feels like
57°
Humidity
75%
Wind
12 mph
Sunrise
5:46 AM
Sunset
7:38 PM
Potrero, CA
Hour by hour · 24h
71°
5p
68°
6p
64°
7p
59°
8p
58°
9p
55°
10p
53°
11p
52°
12a
51°
1a
50°
2a
53°
3a
53°
4a
53°
5a
52°
6a
54°
7a
55°
8a
59°
9a
62°
10a
65°
11a
68°
12p
72°
1p
73°
2p
73°
3p
71°
4p
L 50°H 73°
Potrero, CA
7-day forecast
  1. Today
    May 16
    Foggy
    70°54°
  2. Sunday
    May 17
    Foggy
    66°50°
  3. Monday
    May 18
    Overcast
    76°45°
  4. Tuesday
    May 19
    Overcast
    81°52°
  5. Wednesday
    May 20
    Clear
    82°54°
  6. Thursday
    May 21
    Overcast
    79°52°
  7. Friday
    May 22
    Clear
    80°53°
Potrero, CA
Anemometer · 24h winds · from true
NESW
From · True
WNW
285° · backing 45°
Direction
WNW
285°
Sustained
12
mph
Gust
14
mph
Peak 24h
17
avg 8
Beaufort · 3 · GENTLE BRZ
0
CALM
<1
1
LIGHT AIR
1–3
2
LIGHT BRZ
4–7
3
GENTLE BRZ
8–12
4
MOD BRZ
13–18
5
FRESH BRZ
19–24
6
STRONG BRZ
25–31
7
NEAR GALE
32–38
24h · sust vs gust · mph
avg 8 · pk 17 @ 3:00p
−24h−18h−12h−6hnow
Light breeze backing 45° from the wnw.
Potrero, CA
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
924.8
+0.8 mb in 3h · falling · 27.31 inHg
Now
924.8
mb
3h
+0.8
mb
12h
-2.8
mb
24h
-0.5
mb
Regime · STORM
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 923928
−24h−18h−12h−6hnow
Deep low — expect rough seas, strong wind, and persistent rain.
Potrero, CA
Air quality
45
AQI
Good
PM 2.5
11.8 μg/m³
PM 10
21.0 μg/m³
NO₂
1.5 μg/m³
Ozone
106.0 μg/m³
UV Index
1.6 Low
Potrero, CA
Almanac · Sunday, May 17
When the dew is on the grass, rain will never come to pass.
Civil dawn
12:21 PM
Sunrise
5:46 AM
Daylight
13h 52m
Sunset
7:38 PM
Civil dusk
3:06 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Potrero, CA
The moon
New Moon
0% illuminated
Moonrise
1:04 PM
Moonset
3:07 AM
In sign
♉︎ Taurus
Potrero, CA
Microseason · 28 of 72
May 16–20

Fog and sun in daily rhythm

plant
Jan 137% of the yearDec 31

Read this microseason across nine climate regions →

Potrero at a glance

  • Today vs. normal: 18°F below the seasonal normal for this latitude
  • Last frost: March 3 (climatological average for this latitude)
  • Microseason: 28 of 72, May 16–20
  • Planting window: Direct sow okra, melons, and southern peas. Thin carrot rows.

Right now in the garden

Peak growing season

As of May 17, the growing season is at its peak — frost is months away. Continue succession-planting beans and summer squash. Start fall brassicas (broccoli, cabbage, kale) from seed indoors for transplanting in late summer.

ZIP codes in Potrero

Climate normals from the Open-Meteo Climate API. Köppen approximation from NOAA NCEI U.S. Climate Regions. See methodology for data sources, editorial rules, and corrections. Maintainer: Brian Tighe.