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

Weather in Ault, Colorado

High country wildflowers peak. Day 59 of spring. Read this microseason across nine climate regions →

Ault, CO
Sunday, May 17 at 2:09 AM
72
°
Overcast
Feels like
68°
Humidity
23%
Wind
3 mph
Sunrise
5:40 AM
Sunset
8:09 PM
Ault, CO
Hour by hour · 24h
77°
8p
72°
9p
69°
10p
66°
11p
63°
12a
60°
1a
57°
2a
56°
3a
57°
4a
56°
5a
57°
6a
62°
7a
67°
8a
71°
9a
74°
10a
76°
11a
77°
12p
79°
1p
81°
2p
83°
3p
84°
4p
83°
5p
82°
6p
80°
7p
L 56°H 84°
Ault, CO
7-day forecast
  1. Today
    May 16
    Overcast
    11%
    78°57°
  2. Sunday
    May 17
    Light Rain
    43%
    67°50°
  3. Monday
    May 18
    Light Snow
    98%
    49°33°
  4. Tuesday
    May 19
    Drizzle
    50%
    55°31°
  5. Wednesday
    May 20
    Overcast
    50%
    69°40°
  6. Thursday
    May 21
    Heavy Drizzle
    38%
    60°45°
  7. Friday
    May 22
    Overcast
    27%
    72°42°
Ault, CO
Anemometer · 24h winds · from true
NESW
From · True
N
355° · backing 18°
Direction
N
355°
Sustained
3
mph
Gust
5
mph
Peak 24h
25
avg 7
Beaufort · 1 · LIGHT AIR
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 7 · pk 25 @ 10:00p
−24h−18h−12h−6hnow
A whisper of wind — leaves barely shift on the trees.
Ault, CO
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
838.7
+0.5 mb in 3h · falling · 24.77 inHg
Now
838.7
mb
3h
+0.5
mb
12h
-6.9
mb
24h
-4.4
mb
Regime · STORM
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 837847
−24h−18h−12h−6hnow
Deep low — expect rough seas, strong wind, and persistent rain.
Ault, CO
Air quality
82
AQI
Moderate
PM 2.5
6.0 μg/m³
PM 10
8.6 μg/m³
NO₂
8.6 μg/m³
Ozone
107.0 μg/m³
UV Index
0.0 Low
Ault, CO
Almanac · Sunday, May 17
When the dew is on the grass, rain will never come to pass.
Civil dawn
11:11 AM
Sunrise
5:40 AM
Daylight
14h 29m
Sunset
8:09 PM
Civil dusk
2:41 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Ault, CO
The moon
New Moon
0% illuminated
Moonrise
11:48 AM
Moonset
2:43 AM
In sign
♉︎ Taurus
Ault, CO
Microseason · 28 of 72
May 16–20

High country wildflowers peak

bird
Jan 137% of the yearDec 31

Read this microseason across nine climate regions →

Ault at a glance

  • Today vs. normal: 72°F — typical for the season
  • Last frost: April 20 (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 17, 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 Ault

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.