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

Weather in Lake Mathews, California

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

Lake Mathews, CA
Saturday, May 16 at 11:59 PM
72
°
Clear
Feels like
67°
Humidity
54%
Wind
14 mph
Sunrise
5:47 AM
Sunset
7:44 PM
Lake Mathews, CA
Hour by hour · 24h
76°
4p
75°
5p
73°
6p
69°
7p
65°
8p
62°
9p
60°
10p
59°
11p
57°
12a
56°
1a
56°
2a
54°
3a
53°
4a
52°
5a
54°
6a
55°
7a
56°
8a
59°
9a
62°
10a
63°
11a
66°
12p
66°
1p
69°
2p
73°
3p
L 52°H 76°
Lake Mathews, CA
7-day forecast
  1. Today
    May 16
    Overcast
    73°55°
  2. Sunday
    May 17
    Overcast
    76°53°
  3. Monday
    May 18
    Overcast
    80°49°
  4. Tuesday
    May 19
    Overcast
    86°52°
  5. Wednesday
    May 20
    Overcast
    86°54°
  6. Thursday
    May 21
    Overcast
    84°53°
  7. Friday
    May 22
    Clear
    85°53°
Lake Mathews, CA
Anemometer · 24h winds · from true
NESW
From · True
NW
323° · backing 111°
Direction
NW
323°
Sustained
14
mph
Gust
16
mph
Peak 24h
16
avg 7
Beaufort · 4 · MOD 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 7 · pk 16
−24h−18h−12h−6hnow
A fresh breeze drives the nw-bound air across the harbor.
Lake Mathews, CA
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
949.1
+0.6 mb in 3h · falling · 28.03 inHg
Now
949.1
mb
3h
+0.6
mb
12h
-2.2
mb
24h
-1.6
mb
Regime · STORM
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 947952
−24h−18h−12h−6hnow
Deep low — expect rough seas, strong wind, and persistent rain.
Lake Mathews, CA
Air quality
43
AQI
Good
PM 2.5
8.7 μg/m³
PM 10
14.6 μg/m³
NO₂
1.3 μg/m³
Ozone
114.0 μg/m³
UV Index
3.5 Moderate
Lake Mathews, CA
Almanac · Saturday, May 16
Flowers blooming in late autumn, a sure sign of a bad winter coming.
Civil dawn
12:21 PM
Sunrise
5:47 AM
Daylight
13h 57m
Sunset
7:44 PM
Civil dusk
3:13 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Lake Mathews, CA
The moon
New Moon
0% illuminated
Moonrise
12:16 PM
Moonset
2:01 AM
In sign
♉︎ Taurus
Lake Mathews, 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 →

Lake Mathews at a glance

  • Today vs. normal: 6°F below the seasonal normal for this latitude
  • Last frost: March 10 (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 Lake Mathews

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.