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

Weather in Round Mountain, California

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

Round Mountain, CA
Saturday, May 16 at 11:58 PM
68
°
Clear
Feels like
60°
Humidity
25%
Wind
13 mph
Sunrise
5:49 AM
Sunset
8:19 PM
Round Mountain, CA
Hour by hour · 24h
81°
4p
81°
5p
81°
6p
78°
7p
74°
8p
70°
9p
67°
10p
65°
11p
64°
12a
62°
1a
61°
2a
60°
3a
60°
4a
59°
5a
58°
6a
58°
7a
62°
8a
65°
9a
68°
10a
72°
11a
75°
12p
76°
1p
77°
2p
77°
3p
L 58°H 81°
Round Mountain, CA
7-day forecast
  1. Today
    May 16
    Overcast
    70°53°
  2. Sunday
    May 17
    Overcast
    65°46°
  3. Monday
    May 18
    Clear
    76°49°
  4. Tuesday
    May 19
    Overcast
    83°46°
  5. Wednesday
    May 20
    Overcast
    84°53°
  6. Thursday
    May 21
    Overcast
    91°52°
  7. Friday
    May 22
    Mostly Clear
    86°59°
Round Mountain, CA
Anemometer · 24h winds · from true
NESW
From · True
N
349° · backing 81°
Direction
N
349°
Sustained
13
mph
Gust
16
mph
Peak 24h
37
avg 12
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 12 · pk 37 @ 7:00a
−24h−18h−12h−6hnow
A fresh breeze drives the n-bound air across the harbor.
Round Mountain, CA
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
941.4
+1.4 mb in 3h · falling · 27.80 inHg
Now
941.4
mb
3h
+1.4
mb
12h
-1.8
mb
24h
+0.6
mb
Regime · STORM
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 939944
−24h−18h−12h−6hnow
Deep low — expect rough seas, strong wind, and persistent rain.
Round Mountain, CA
Air quality
45
AQI
Good
PM 2.5
1.0 μg/m³
PM 10
1.3 μg/m³
NO₂
0.3 μg/m³
Ozone
109.0 μg/m³
UV Index
3.9 Moderate
Round Mountain, CA
Almanac · Saturday, May 16
Flowers blooming in late autumn, a sure sign of a bad winter coming.
Civil dawn
12:19 PM
Sunrise
5:49 AM
Daylight
14h 30m
Sunset
8:19 PM
Civil dusk
3:51 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Round Mountain, CA
The moon
New Moon
0% illuminated
Moonrise
12:14 PM
Moonset
2:38 AM
In sign
♉︎ Taurus
Round Mountain, 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 →

Round Mountain at a glance

  • Today vs. normal: 3°F below the seasonal normal for this latitude
  • Last frost: April 21 (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

Warm-season window is open

As of May 16, the last spring frost has passed for most years. Transplant tomatoes, peppers, eggplants, basil, and cucurbits (cucumbers, squash, melons) now. Direct-sow beans and corn into warm soil.

ZIP codes in Round Mountain

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.