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

Weather in San Fernando, California

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

San Fernando, CA
Sunday, May 17 at 1:06 AM
67
°
Mostly Clear
Feels like
66°
Humidity
66%
Wind
8 mph
Sunrise
5:50 AM
Sunset
7:49 PM
San Fernando, CA
Hour by hour · 24h
74°
6p
69°
7p
65°
8p
63°
9p
61°
10p
60°
11p
59°
12a
59°
1a
59°
2a
58°
3a
58°
4a
58°
5a
57°
6a
58°
7a
59°
8a
59°
9a
61°
10a
64°
11a
64°
12p
67°
1p
68°
2p
69°
3p
72°
4p
72°
5p
L 57°H 74°
San Fernando, CA
7-day forecast
  1. Today
    May 16
    Overcast
    74°59°
  2. Sunday
    May 17
    Foggy
    74°55°
  3. Monday
    May 18
    Overcast
    82°52°
  4. Tuesday
    May 19
    Overcast
    87°62°
  5. Wednesday
    May 20
    Overcast
    86°66°
  6. Thursday
    May 21
    Overcast
    84°62°
  7. Friday
    May 22
    Clear
    85°64°
San Fernando, CA
Anemometer · 24h winds · from true
NESW
From · True
S
187° · steady
Direction
S
187°
Sustained
8
mph
Gust
9
mph
Peak 24h
12
avg 6
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 6 · pk 12 @ 4:00p
−24h−18h−12h−6hnow
Light breeze holding from the s.
San Fernando, CA
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
969.2
0.0 mb in 3h · falling · 28.62 inHg
Now
969.2
mb
3h
0.0
mb
12h
-2.9
mb
24h
-2.2
mb
Regime · STORM
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 968972
−24h−18h−12h−6hnow
Deep low — expect rough seas, strong wind, and persistent rain.
San Fernando, CA
Air quality
63
AQI
Moderate
PM 2.5
14.7 μg/m³
PM 10
31.9 μg/m³
NO₂
4.3 μg/m³
Ozone
130.0 μg/m³
UV Index
0.7 Low
San Fernando, CA
Almanac · Sunday, May 17
When the dew is on the grass, rain will never come to pass.
Civil dawn
12:24 PM
Sunrise
5:50 AM
Daylight
13h 59m
Sunset
7:49 PM
Civil dusk
3:18 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
San Fernando, CA
The moon
New Moon
0% illuminated
Moonrise
1:07 PM
Moonset
3:19 AM
In sign
♉︎ Taurus
San Fernando, 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 →

San Fernando at a glance

  • Today vs. normal: 10°F below the seasonal normal for this latitude
  • Last frost: March 13 (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 San Fernando

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.