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

Weather in Green River, Wyoming

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

Green River, WY
Sunday, May 17 at 3:47 AM
54
°
Overcast
Feels like
46°
Humidity
26%
Wind
7 mph
Sunrise
5:57 AM
Sunset
8:31 PM
Green River, WY
Hour by hour · 24h
59°
9p
54°
10p
50°
11p
47°
12a
46°
1a
45°
2a
44°
3a
44°
4a
44°
5a
43°
6a
44°
7a
51°
8a
56°
9a
61°
10a
64°
11a
67°
12p
71°
1p
73°
2p
73°
3p
74°
4p
73°
5p
71°
6p
68°
7p
66°
8p
L 43°H 74°
Green River, WY
7-day forecast
  1. Today
    May 16
    Overcast
    68°43°
  2. Sunday
    May 17
    Heavy Snow
    48%
    49°38°
  3. Monday
    May 18
    Heavy Snow
    99%
    38°27°
  4. Tuesday
    May 19
    Overcast
    52°30°
  5. Wednesday
    May 20
    Overcast
    60°39°
  6. Thursday
    May 21
    Overcast
    11%
    62°41°
  7. Friday
    May 22
    Overcast
    10%
    69°47°
Green River, WY
Anemometer · 24h winds · from true
NESW
From · True
WNW
282° · steady
Direction
WNW
282°
Sustained
7
mph
Gust
8
mph
Peak 24h
31
avg 10
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
avg 10 · pk 31 @ 11:00p
−24h−18h−12h−6hnow
A whisper of wind — leaves barely shift on the trees.
Green River, WY
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
804.5
+0.1 mb in 3h · falling · 23.76 inHg
Now
804.5
mb
3h
+0.1
mb
12h
-2.9
mb
24h
-0.3
mb
Regime · STORM
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 804808
−24h−18h−12h−6hnow
Deep low — expect rough seas, strong wind, and persistent rain.
Green River, WY
Air quality
69
AQI
Moderate
PM 2.5
4.4 μg/m³
PM 10
13.0 μg/m³
NO₂
0.9 μg/m³
Ozone
111.0 μg/m³
UV Index
0.0 Low
Green River, WY
Almanac · Sunday, May 17
When the dew is on the grass, rain will never come to pass.
Civil dawn
11:27 AM
Sunrise
5:57 AM
Daylight
14h 34m
Sunset
8:31 PM
Civil dusk
3:03 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Green River, WY
The moon
New Moon
0% illuminated
Moonrise
12:03 PM
Moonset
3:07 AM
In sign
♊︎ Gemini
Green River, 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 →

Green River at a glance

  • Today vs. normal: 16°F below the seasonal normal for this latitude
  • Last frost: April 25 (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 Green River

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.