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

Weather in Why, Arizona

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

Why, AZ
Saturday, May 16 at 11:38 PM
89
°
Clear
Feels like
77°
Humidity
14%
Wind
20 mph
Sunrise
5:32 AM
Sunset
7:22 PM
Why, AZ
Hour by hour · 24h
93°
4p
91°
5p
89°
6p
86°
7p
82°
8p
80°
9p
78°
10p
76°
11p
76°
12a
74°
1a
70°
2a
69°
3a
68°
4a
66°
5a
66°
6a
71°
7a
78°
8a
83°
9a
87°
10a
89°
11a
91°
12p
92°
1p
93°
2p
93°
3p
L 66°H 93°
Why, AZ
7-day forecast
  1. Today
    May 16
    Clear
    92°65°
  2. Sunday
    May 17
    Partly Cloudy
    85°61°
  3. Monday
    May 18
    Overcast
    82°56°
  4. Tuesday
    May 19
    Overcast
    87°61°
  5. Wednesday
    May 20
    Overcast
    89°65°
  6. Thursday
    May 21
    Overcast
    93°66°
  7. Friday
    May 22
    Clear
    94°65°
Why, AZ
Anemometer · 24h winds · from true
NESW
From · True
SW
230° · veering 126°
Direction
SW
230°
Sustained
20
mph
Gust
25
mph
Peak 24h
28
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 28 @ 9:00p
−24h−18h−12h−6hnow
A fresh breeze drives the sw-bound air across the harbor.
Why, AZ
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
943.1
+0.8 mb in 3h · steady · 27.85 inHg
Now
943.1
mb
3h
+0.8
mb
12h
-3.7
mb
24h
-2.0
mb
Regime · STORM
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 942947
−24h−18h−12h−6hnow
Deep low — expect rough seas, strong wind, and persistent rain.
Why, AZ
Air quality
49
AQI
Good
PM 2.5
12.7 μg/m³
PM 10
77.5 μg/m³
NO₂
0.2 μg/m³
Ozone
118.0 μg/m³
UV Index
3.4 Moderate
Why, AZ
Almanac · Saturday, May 16
Flowers blooming in late autumn, a sure sign of a bad winter coming.
Civil dawn
12:06 PM
Sunrise
5:32 AM
Daylight
13h 50m
Sunset
7:22 PM
Civil dusk
2:50 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Why, AZ
The moon
New Moon
0% illuminated
Moonrise
12:00 PM
Moonset
1:37 AM
In sign
♉︎ Taurus
Why, 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 →

Why at a glance

  • Today vs. normal: 10°F above the seasonal normal for this latitude
  • Last frost: March 1 (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 Why

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.