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

Weather in Kirby, Wyoming

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

Kirby, WY
Sunday, May 17 at 3:53 AM
61
°
Overcast
Feels like
52°
Humidity
20%
Wind
10 mph
Sunrise
5:45 AM
Sunset
8:32 PM
Kirby, WY
Hour by hour · 24h
66°
9p
62°
10p
59°
11p
56°
12a
55°
1a
54°
2a
53°
3a
49°
4a
49°
5a
47°
6a
50°
7a
58°
8a
63°
9a
65°
10a
68°
11a
75°
12p
76°
1p
77°
2p
78°
3p
78°
4p
77°
5p
77°
6p
74°
7p
71°
8p
L 47°H 78°
Kirby, WY
7-day forecast
  1. Today
    May 16
    Overcast
    74°45°
  2. Sunday
    May 17
    Overcast
    15%
    58°39°
  3. Monday
    May 18
    Snow
    72%
    51°34°
  4. Tuesday
    May 19
    Overcast
    63°35°
  5. Wednesday
    May 20
    Light Drizzle
    16%
    69°44°
  6. Thursday
    May 21
    Light Drizzle
    18%
    61°45°
  7. Friday
    May 22
    Light Drizzle
    14%
    73°45°
Kirby, WY
Anemometer · 24h winds · from true
NESW
From · True
N
007° · veering 163°
Direction
N
007°
Sustained
10
mph
Gust
16
mph
Peak 24h
34
avg 8
Beaufort · 3 · GENTLE 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 8 · pk 34 @ 12:00a
−24h−18h−12h−6hnow
Light breeze veering 163° from the n.
Kirby, WY
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
861.0
+0.2 mb in 3h · rising · 25.43 inHg
Now
861.0
mb
3h
+0.2
mb
12h
-1.9
mb
24h
-1.9
mb
Regime · STORM
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 860866
−24h−18h−12h−6hnow
Deep low — expect rough seas, strong wind, and persistent rain.
Kirby, WY
Air quality
55
AQI
Moderate
PM 2.5
4.8 μg/m³
PM 10
9.3 μg/m³
NO₂
0.9 μg/m³
Ozone
98.0 μg/m³
UV Index
0.0 Low
Kirby, WY
Almanac · Sunday, May 17
When the dew is on the grass, rain will never come to pass.
Civil dawn
11:14 AM
Sunrise
5:45 AM
Daylight
14h 47m
Sunset
8:32 PM
Civil dusk
3:06 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Kirby, WY
The moon
New Moon
0% illuminated
Moonrise
11:49 AM
Moonset
3:11 AM
In sign
♊︎ Gemini
Kirby, WY
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 →

Kirby at a glance

  • Today vs. normal: 7°F below the seasonal normal for this latitude
  • Last frost: May 9 (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

Cool-season window is open

As of May 17, the cool-season window is open or about to open. Direct-sow peas, lettuce, spinach, radishes, and brassicas now. Hold off on warm-season crops until 1–2 weeks after the last spring frost (around May).

ZIP codes in Kirby

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.