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

Weather in Imperial Beach, California

Fog and sun in daily rhythm. Day 58 of spring. Read this microseason across nine climate regions →

Imperial Beach, CA
Saturday, May 16 at 11:59 PM
66
°
Overcast
Feels like
64°
Humidity
70%
Wind
8 mph
Sunrise
5:48 AM
Sunset
7:40 PM
Imperial Beach, CA
Hour by hour · 24h
67°
4p
65°
5p
65°
6p
63°
7p
63°
8p
62°
9p
60°
10p
61°
11p
61°
12a
60°
1a
61°
2a
62°
3a
61°
4a
61°
5a
61°
6a
62°
7a
63°
8a
64°
9a
64°
10a
65°
11a
65°
12p
65°
1p
67°
2p
66°
3p
L 60°H 67°
Imperial Beach, CA
7-day forecast
  1. Today
    May 16
    Overcast
    66°61°
  2. Sunday
    May 17
    Overcast
    66°56°
  3. Monday
    May 18
    Overcast
    72°56°
  4. Tuesday
    May 19
    Overcast
    72°62°
  5. Wednesday
    May 20
    Overcast
    73°63°
  6. Thursday
    May 21
    Overcast
    74°63°
  7. Friday
    May 22
    Clear
    73°63°
Imperial Beach, CA
Anemometer · 24h winds · from true
NESW
From · True
WSW
242° · veering 17°
Direction
WSW
242°
Sustained
8
mph
Gust
10
mph
Peak 24h
13
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 13 @ 3:00p
−24h−18h−12h−6hnow
Light breeze veering 17° from the wsw.
Imperial Beach, CA
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
1010.4
0.0 mb in 3h · falling · 29.84 inHg
Now
1010.4
mb
3h
0.0
mb
12h
-2.2
mb
24h
-2.4
mb
Regime · CHANGE
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 10101013
−24h−18h−12h−6hnow
Air sits at the threshold — small shifts decide the day.
Imperial Beach, CA
Air quality
43
AQI
Good
PM 2.5
13.1 μg/m³
PM 10
22.1 μg/m³
NO₂
1.4 μg/m³
Ozone
93.0 μg/m³
UV Index
2.8 Low
Imperial Beach, CA
Almanac · Saturday, May 16
Flowers blooming in late autumn, a sure sign of a bad winter coming.
Civil dawn
12:23 PM
Sunrise
5:48 AM
Daylight
13h 52m
Sunset
7:40 PM
Civil dusk
3:08 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Imperial Beach, CA
The moon
New Moon
0% illuminated
Moonrise
12:18 PM
Moonset
1:57 AM
In sign
♉︎ Taurus
Imperial Beach, CA
Microseason · 28 of 72
May 16–20

Fog and sun in daily rhythm

weather
Jan 137% of the yearDec 31

Read this microseason across nine climate regions →

Imperial Beach at a glance

  • Today vs. normal: 13°F below the seasonal normal for this latitude
  • Last frost: March 2 (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 16, 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 Imperial Beach

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.