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Weather in Walnut Creek, Arizona

Saguaro crowns open white. Day 58 of spring. Read this microseason across nine climate regions →

Walnut Creek, AZ
Saturday, May 16 at 11:43 PM
85
°
Clear
Feels like
75°
Humidity
14%
Wind
15 mph
Sunrise
5:31 AM
Sunset
7:34 PM
Walnut Creek, AZ
Hour by hour · 24h
90°
4p
90°
5p
89°
6p
88°
7p
83°
8p
81°
9p
80°
10p
79°
11p
76°
12a
75°
1a
74°
2a
72°
3a
72°
4a
70°
5a
68°
6a
73°
7a
78°
8a
81°
9a
84°
10a
86°
11a
88°
12p
89°
1p
90°
2p
91°
3p
L 68°H 91°
Walnut Creek, AZ
7-day forecast
  1. Today
    May 16
    Clear
    86°71°
  2. Sunday
    May 17
    Partly Cloudy
    83°63°
  3. Monday
    May 18
    Clear
    76°53°
  4. Tuesday
    May 19
    Overcast
    83°58°
  5. Wednesday
    May 20
    Overcast
    88°62°
  6. Thursday
    May 21
    Overcast
    89°67°
  7. Friday
    May 22
    Clear
    90°67°
Walnut Creek, AZ
Anemometer · 24h winds · from true
NESW
From · True
SW
226° · veering 62°
Direction
SW
226°
Sustained
15
mph
Gust
17
mph
Peak 24h
26
avg 14
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 14 · pk 26 @ 2:00p
−24h−18h−12h−6hnow
A fresh breeze drives the sw-bound air across the harbor.
Walnut Creek, AZ
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
911.6
+2.0 mb in 3h · falling · 26.92 inHg
Now
911.6
mb
3h
+2.0
mb
12h
-2.7
mb
24h
-2.3
mb
Regime · STORM
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 909914
−24h−18h−12h−6hnow
Deep low — expect rough seas, strong wind, and persistent rain.
Walnut Creek, AZ
Air quality
78
AQI
Moderate
PM 2.5
6.3 μg/m³
PM 10
24.2 μg/m³
NO₂
0.3 μg/m³
Ozone
133.0 μg/m³
UV Index
3.5 Moderate
Walnut Creek, AZ
Almanac · Saturday, May 16
Flowers blooming in late autumn, a sure sign of a bad winter coming.
Civil dawn
12:05 PM
Sunrise
5:31 AM
Daylight
14h 03m
Sunset
7:34 PM
Civil dusk
3:03 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Walnut Creek, AZ
The moon
New Moon
0% illuminated
Moonrise
11:59 AM
Moonset
1:50 AM
In sign
♉︎ Taurus
Walnut Creek, AZ
Microseason · 28 of 72
May 16–20

Saguaro crowns open white

weather
Jan 137% of the yearDec 31

Read this microseason across nine climate regions →

Walnut Creek at a glance

  • Today vs. normal: 8°F above the seasonal normal for this latitude
  • Last frost: March 18 (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 Walnut Creek

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.