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

Weather in Williams, Arizona

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

Williams, AZ
Saturday, May 16 at 11:40 PM
68
°
Clear
Feels like
56°
Humidity
18%
Wind
20 mph
Sunrise
5:23 AM
Sunset
7:26 PM
Williams, AZ
Hour by hour · 24h
73°
4p
72°
5p
71°
6p
68°
7p
63°
8p
60°
9p
58°
10p
57°
11p
52°
12a
51°
1a
50°
2a
47°
3a
46°
4a
45°
5a
46°
6a
53°
7a
63°
8a
66°
9a
68°
10a
70°
11a
73°
12p
74°
1p
75°
2p
75°
3p
L 45°H 75°
Williams, AZ
7-day forecast
  1. Today
    May 16
    Clear
    71°46°
  2. Sunday
    May 17
    Partly Cloudy
    67°49°
  3. Monday
    May 18
    Partly Cloudy
    64°37°
  4. Tuesday
    May 19
    Overcast
    68°39°
  5. Wednesday
    May 20
    Overcast
    72°44°
  6. Thursday
    May 21
    Overcast
    74°46°
  7. Friday
    May 22
    Partly Cloudy
    77°47°
Williams, AZ
Anemometer · 24h winds · from true
NESW
From · True
SW
225° · steady
Direction
SW
225°
Sustained
20
mph
Gust
27
mph
Peak 24h
29
avg 12
Beaufort · 5 · FRESH 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 29 @ 5:00p
−24h−18h−12h−6hnow
A fresh breeze drives the sw-bound air across the harbor.
Williams, AZ
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
789.6
+2.6 mb in 3h · falling rapidly · 23.32 inHg
Now
789.6
mb
3h
+2.6
mb
12h
-3.8
mb
24h
-0.4
mb
Regime · STORM
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 785793
−24h−18h−12h−6hnow
Deep low — expect rough seas, strong wind, and persistent rain.
Williams, AZ
Air quality
68
AQI
Moderate
PM 2.5
3.0 μg/m³
PM 10
8.3 μg/m³
NO₂
0.2 μg/m³
Ozone
123.0 μg/m³
UV Index
3.5 Moderate
Williams, AZ
Almanac · Saturday, May 16
Flowers blooming in late autumn, a sure sign of a bad winter coming.
Civil dawn
11:56 AM
Sunrise
5:23 AM
Daylight
14h 03m
Sunset
7:26 PM
Civil dusk
2:56 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Williams, AZ
The moon
New Moon
0% illuminated
Moonrise
11:51 AM
Moonset
1:42 AM
In sign
♉︎ Taurus
Williams, 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 →

Williams at a glance

  • Today vs. normal: 8°F below 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 Williams

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.