Weather in Cheyenne, Wyoming
High country wildflowers peak. Day 59 of spring. Read this microseason across nine climate regions →
Cheyenne, WY
Sunday, May 17 at 1:31 AM
67
°
Mostly Clear
Feels like
61°
Humidity
29%
Wind
6 mph
Sunrise
5:39 AM
Sunset
8:11 PM
Cheyenne, WY
Hour by hour · 24h
73°
7p
69°
8p
65°
9p
60°
10p
60°
11p
58°
12a
56°
1a
52°
2a
52°
3a
51°
4a
51°
5a
48°
6a
55°
7a
61°
8a
66°
9a
68°
10a
70°
11a
72°
12p
75°
1p
77°
2p
79°
3p
79°
4p
77°
5p
76°
6p
Cheyenne, WY
7-day forecast
- TodayMay 16Overcast31%73°55°
- SundayMay 17Rain48%58°43°
- MondayMay 18Light Snow Shwrs99%43°27°
- TuesdayMay 19Light Drizzle25%47°23°
- WednesdayMay 20Light Drizzle30%64°37°
- ThursdayMay 21Drizzle37%52°42°
- FridayMay 22Overcast27%67°40°
Cheyenne, WY
Next 24 hours · Mild now
Cheyenne, WY
Anemometer · 24h winds · from true
From · True
WSW
253° · veering 15°
Direction
WSW
253°
Sustained
6
mph
Gust
13
mph
Peak 24h
24
avg 8
Beaufort · 2 · LIGHT 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
Cheyenne, WY
Air quality
72
AQI
Moderate
- PM 2.5
- 4.1 μg/m³
- PM 10
- 6.6 μg/m³
- NO₂
- 3.5 μg/m³
- Ozone
- 119.0 μg/m³
- UV Index
- 0.2 Low
Cheyenne, WY
Almanac · Sunday, May 17
When the dew is on the grass, rain will never come to pass.
Civil dawn
11:09 AM
Sunrise
5:39 AM
Daylight
14h 32m
Sunset
8:11 PM
Civil dusk
2:43 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Cheyenne, WY
The moon
New Moon
0% illuminated
- Moonrise
- 11:46 AM
- Moonset
- 2:46 AM
- In sign
- ♉︎ Taurus
Cheyenne, WY
Microseason · 28 of 72
May 16–20
High country wildflowers peak
bird
Cheyenne at a glance
- Today vs. normal: 4°F below the seasonal normal for this latitude
- Last frost: April 23 (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.