Weather in San Luis, Arizona
Saguaro crowns open white. Day 59 of spring. Read this microseason across nine climate regions →
San Luis, AZ
Sunday, May 17 at 12:40 AM
94
°
Clear
Feels like
85°
Humidity
15%
Wind
15 mph
Sunrise
5:39 AM
Sunset
7:30 PM
San Luis, AZ
Hour by hour · 24h
98°
5p
98°
6p
97°
7p
90°
8p
86°
9p
83°
10p
79°
11p
78°
12a
75°
1a
73°
2a
73°
3a
71°
4a
68°
5a
68°
6a
71°
7a
78°
8a
83°
9a
87°
10a
90°
11a
93°
12p
95°
1p
97°
2p
98°
3p
98°
4p
San Luis, AZ
7-day forecast
- TodayMay 16Clear—97°70°
- SundayMay 17Overcast—94°64°
- MondayMay 18Overcast—89°63°
- TuesdayMay 19Overcast—90°65°
- WednesdayMay 20Overcast—94°70°
- ThursdayMay 21Overcast—95°68°
- FridayMay 22Clear—96°68°
San Luis, AZ
Next 24 hours · Hot now
San Luis, AZ
Anemometer · 24h winds · from true
From · True
WNW
296° · backing 88°
Direction
WNW
296°
Sustained
15
mph
Gust
19
mph
Peak 24h
27
avg 9
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
−24h−18h−12h−6hnow
San Luis, AZ
Air quality
64
AQI
Moderate
- PM 2.5
- 10.1 μg/m³
- PM 10
- 49.7 μg/m³
- NO₂
- 1.4 μg/m³
- Ozone
- 141.0 μg/m³
- UV Index
- 1.6 Low
San Luis, AZ
Almanac · Sunday, May 17
When the dew is on the grass, rain will never come to pass.
Civil dawn
12:14 PM
Sunrise
5:39 AM
Daylight
13h 51m
Sunset
7:30 PM
Civil dusk
2:59 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
San Luis, AZ
The moon
New Moon
0% illuminated
- Moonrise
- 12:57 PM
- Moonset
- 2:59 AM
- In sign
- ♉︎ Taurus
San Luis, AZ
Microseason · 28 of 72
May 16–20
Saguaro crowns open white
plant
San Luis at a glance
- Today vs. normal: 15°F above the seasonal normal for this latitude
- Last frost: March 2 (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 17, 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.