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

Weather in Sundance, Wyoming

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

Sundance, WY
Sunday, May 17 at 6:03 AM
55
°
Overcast
Feels like
50°
Humidity
40%
Wind
2 mph
Sunrise
5:27 AM
Sunset
8:20 PM
Sundance, WY
Hour by hour · 24h
47°
12a
47°
1a
45°
2a
44°
3a
42°
4a
40°
5a
40°
6a
46°
7a
53°
8a
57°
9a
61°
10a
64°
11a
66°
12p
67°
1p
68°
2p
69°
3p
69°
4p
69°
5p
69°
6p
66°
7p
61°
8p
56°
9p
51°
10p
48°
11p
L 40°H 69°
Sundance, WY
7-day forecast
  1. Today
    May 17
    Light Drizzle
    42%
    56°40°
  2. Monday
    May 18
    Snow
    95%
    40°29°
  3. Tuesday
    May 19
    Overcast
    64%
    58°27°
  4. Wednesday
    May 20
    Light Drizzle
    67°38°
  5. Thursday
    May 21
    Light Drizzle
    41%
    62°41°
  6. Friday
    May 22
    Light Drizzle
    23%
    65°44°
  7. Saturday
    May 23
    Overcast
    20%
    78°43°
Sundance, WY
Anemometer · 24h winds · from true
NESW
From · True
W
259° · backing 93°
Direction
W
259°
Sustained
2
mph
Gust
9
mph
Peak 24h
39
avg 9
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 9 · pk 39 @ 9:00p
−24h−18h−12h−6hnow
Light breeze backing 93° from the w.
Sundance, WY
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
843.9
+0.1 mb in 3h · rising · 24.92 inHg
Now
843.9
mb
3h
+0.1
mb
12h
-4.3
mb
24h
-6.5
mb
Regime · STORM
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 843855
−24h−18h−12h−6hnow
Deep low — expect rough seas, strong wind, and persistent rain.
Sundance, WY
Air quality
47
AQI
Good
PM 2.5
3.4 μg/m³
PM 10
4.0 μg/m³
NO₂
1.1 μg/m³
Ozone
97.0 μg/m³
UV Index
0.0 Low
Sundance, WY
Almanac · Sunday, May 17
When the dew is on the grass, rain will never come to pass.
Civil dawn
10:56 AM
Sunrise
5:27 AM
Daylight
14h 53m
Sunset
8:20 PM
Civil dusk
2:53 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Sundance, WY
The moon
New Moon
0% illuminated
Moonrise
11:30 AM
Moonset
2:58 AM
In sign
♊︎ Gemini
Sundance, 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 →

Sundance at a glance

  • Today vs. normal: 12°F below the seasonal normal for this latitude
  • Last frost: May 12 (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 Sundance

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.