weathermetro
Cities / United States
/ Wyoming
☀️ Grass Creek weather
Clear sky. .
Feels like 11° Wind 12 km/h NW Humidity 24% Pressure 1002 hPa UV 0 Air Good ☀ 06:41 - 19:45
⚠ Red Flag Warning · Severe Red Flag Warning issued September 3 at 11:12AM MDT until September 4 at 9:00PM MDT by NWS Riverton WY
Right now it is 16° in Grass Creek with clear skies, it feels more like 11° and today's high is 28° with an overnight low of 13° . The sun rises at 06:41 and sets at 19:45, giving 13h 04m of daylight. Over the coming week highs range from 24° to 30° .
Grass Creek is in Wyoming, United States, sitting 1,703 m above sea level. Local time is America/Denver (UTC−6), and every time on this page is shown in it.
Next 24 hours - temperature
13°
21°
29°
28°
13°
00:00 · 16° · 0 mm
01:00 · 15.6° · 0 mm
02:00 · 15.2° · 0 mm
03:00 · 15.3° · 0 mm
04:00 · 15.3° · 0 mm
05:00 · 14.6° · 0 mm
06:00 · 14.2° · 0 mm
07:00 · 13.4° · 0 mm
08:00 · 15.7° · 0 mm
09:00 · 20.4° · 0 mm
10:00 · 22.5° · 0 mm
11:00 · 24.1° · 0 mm
12:00 · 25.1° · 0 mm
13:00 · 26.2° · 0 mm
14:00 · 27.3° · 0 mm
15:00 · 27.9° · 0 mm
16:00 · 28.1° · 0 mm
17:00 · 27.9° · 0 mm
18:00 · 27.1° · 0 mm
19:00 · 25.3° · 0 mm
20:00 · 22.3° · 0 mm
21:00 · 20.9° · 0 mm
22:00 · 19.9° · 0 mm
23:00 · 18.9° · 0 mm
Precipitation
00:00 · 0 mm
00:00
01:00 · 0 mm
02:00 · 0 mm
03:00 · 0 mm
03:00
04:00 · 0 mm
05:00 · 0 mm
06:00 · 0 mm
06:00
07:00 · 0 mm
08:00 · 0 mm
09:00 · 0 mm
09:00
10:00 · 0 mm
11:00 · 0 mm
12:00 · 0 mm
12:00
13:00 · 0 mm
14:00 · 0 mm
15:00 · 0 mm
15:00
16:00 · 0 mm
17:00 · 0 mm
18:00 · 0 mm
18:00
19:00 · 0 mm
20:00 · 0 mm
21:00 · 0 mm
21:00
22:00 · 0 mm
23:00 · 0 mm
Hour by hour
TIME TEMP FEELS RAIN CONDITIONS
00:00
☀️
16°
11.2°
-
Clear sky
01:00
☀️
15.6°
10.6°
-
Clear sky
02:00
☀️
15.2°
10.3°
-
Clear sky
03:00
☀️
15.3°
11.2°
-
Clear sky
04:00
☀️
15.3°
11.4°
-
Clear sky
05:00
☀️
14.6°
9.7°
-
Clear sky
06:00
☀️
14.2°
9°
-
Clear sky
07:00
☀️
13.4°
7.7°
-
Clear sky
08:00
☀️
15.7°
9.9°
-
Clear sky
09:00
☀️
20.4°
14.2°
-
Clear sky
10:00
☀️
22.5°
16.2°
-
Clear sky
11:00
☀️
24.1°
18.1°
-
Clear sky
☀️
TodaySeptember 4th
Avg 21° Low 13° at 07:00
High 28° at 16:00
Feels 20° Wind ~34 km/h
Clear
00:00
16°
02:00
15°
04:00
15°
06:00
14°
08:00
16°
10:00
23°
12:00
25°
14:00
27°
16:00
28°
18:00
27°
20:00
22°
22:00
20°
☀️
SaturdaySeptember 5th
Avg 22° Low 15° at 07:00
High 29° at 17:00
Feels 22° Wind ~30 km/h
Clear
00:00
19°
02:00
19°
04:00
17°
06:00
16°
08:00
16°
10:00
24°
12:00
26°
14:00
27°
16:00
29°
18:00
29°
20:00
25°
22:00
22°
🌦️
SundaySeptember 6th
Avg 23° Low 16° at 07:00
High 30° at 16:00
0.2 mm rain Feels 23° Wind ~39 km/h
Clear
Cloudy
00:00
21°
02:00
19°
04:00
18°
06:00
17°
08:00
19°
10:00
22°
12:00
26°
14:00
29°
16:00
30°
18:00
29°
20:00
26°
22:00
22°
🌦️
MondaySeptember 7th
Avg 21° Low 16° at 07:00
High 28° at 16:00
0.3 mm rain Feels 22° Wind ~42 km/h
Cloudy
Clear
Clear
00:00
18°
0.3mm
02:00
18°
04:00
17°
06:00
16°
08:00
17°
10:00
20°
12:00
25°
14:00
27°
16:00
28°
18:00
25°
20:00
20°
22:00
18°
☀️
TuesdaySeptember 8th
Avg 17° Low 11° at 07:00
High 24° at 16:00
Feels 17° Wind ~23 km/h
Clear
00:00
16°
02:00
15°
04:00
13°
06:00
12°
08:00
13°
10:00
17°
12:00
19°
14:00
22°
16:00
24°
18:00
23°
20:00
19°
22:00
17°
☁️
WednesdaySeptember 9th
Avg 20° Low 15° at 06:00
High 26° at 17:00
Feels 21° Wind ~17 km/h
Partly Cloudy
Cloudy
Partly Cloudy
00:00
16°
02:00
16°
04:00
16°
06:00
15°
08:00
16°
10:00
19°
12:00
23°
14:00
25°
16:00
26°
18:00
26°
20:00
22°
22:00
21°
⛅
ThursdaySeptember 10th
Avg 22° Low 17° at 04:00
High 28° at 15:00
Feels 24° Wind ~14 km/h
Partly Cloudy
Partly Cloudy
Cloudy
Partly Cloudy
Cloudy
00:00
21°
02:00
19°
04:00
17°
06:00
18°
08:00
19°
10:00
21°
12:00
24°
14:00
27°
16:00
28°
18:00
26°
20:00
25°
22:00
22°
🌤️
FridaySeptember 11th
Avg 23° Low 17° at 06:00
High 29° at 16:00
Feels 24° Wind ~20 km/h
Partly Cloudy
Clear
Partly Cloudy
Cloudy
00:00
20°
02:00
19°
04:00
18°
06:00
17°
08:00
20°
10:00
23°
12:00
26°
14:00
28°
16:00
29°
18:00
29°
20:00
26°
22:00
24°
🌦️
SaturdaySeptember 12th
Avg 21° Low 18° at 23:00
High 26° at 12:00
1.2 mm rain Feels 21° Wind ~30 km/h
Clear
Cloudy
Rain
Cloudy
00:00
22°
02:00
20°
04:00
19°
06:00
18°
08:00
20°
10:00
23°
12:00
26°
14:00
23°
16:00
21°
0.4mm
18:00
21°
0.4mm
20:00
20°
22:00
19°
☁️
SundaySeptember 13th
Avg 20° Low 15° at 05:00
High 26° at 16:00
Feels 20° Wind ~28 km/h
Partly Cloudy
Cloudy
Partly Cloudy
00:00
18°
02:00
16°
04:00
15°
06:00
15°
08:00
17°
10:00
20°
12:00
23°
14:00
25°
16:00
26°
18:00
26°
20:00
22°
22:00
18°
🌦️
MondaySeptember 14th
Avg 16° Low 11° at 04:00
High 24° at 17:00
1.8 mm rain Feels 19° Wind ~29 km/h
Rain
Cloudy
Partly Cloudy
Clear
Rain
00:00
14°
02:00
12°
0.2mm
04:00
11°
06:00
12°
08:00
12°
10:00
14°
12:00
18°
14:00
21°
16:00
23°
18:00
23°
20:00
19°
0.4mm
22:00
16°
🌦️
TuesdaySeptember 15th
Avg 19° Low 14° at 05:00
High 25° at 17:00
0.9 mm rain Feels 22° Wind ~15 km/h
Rain
Cloudy
Partly Cloudy
Cloudy
Rain
00:00
16°
02:00
15°
0.1mm
04:00
14°
06:00
14°
08:00
16°
10:00
19°
12:00
22°
14:00
24°
16:00
24°
18:00
24°
20:00
20°
0.2mm
22:00
18°
☁️
WednesdaySeptember 16th
Avg 20° Low 15° at 07:00
High 27° at 15:00
0.6 mm rain Feels 21° Wind ~27 km/h
Rain
Cloudy
Rain
Cloudy
Clear
00:00
17°
02:00
17°
0.1mm
04:00
17°
06:00
15°
08:00
16°
0.1mm
10:00
19°
12:00
24°
14:00
26°
16:00
27°
18:00
25°
20:00
22°
22:00
19°
☁️
ThursdaySeptember 17th
Avg 21° Low 15° at 05:00
High 29° at 16:00
Feels 22° Wind ~29 km/h
Clear
Cloudy
Clear
Cloudy
Partly Cloudy
00:00
16°
02:00
16°
04:00
16°
06:00
15°
08:00
17°
10:00
20°
12:00
24°
14:00
28°
16:00
29°
18:00
28°
20:00
23°
22:00
20°
☀️
FridaySeptember 18th
Avg 21° Low 17° at 05:00
High 26° at 15:00
Feels 17° Wind ~36 km/h
Clear
00:00
20°
02:00
18°
04:00
18°
06:00
18°
08:00
19°
10:00
21°
12:00
24°
14:00
25°
16:00
25°
18:00
24°
20:00
21°
22:00
19°
☀️
SaturdaySeptember 19th
Avg 20° Low 0° at 05:00
High 0° at 15:00
Feels 22° Wind ~24 km/h
Clear
Unknown
00:00
17°
02:00
15°
04:00
13°
06:00
13°
08:00
16°
10:00
20°
12:00
25°
14:00
28°
16:00
29°
18:00
28°
20:00
0°
22:00
0°
Sun
☀️ Sunrise 06:41 · Sunset 19:45
13h 04m of daylight · America/Denver
Air quality
PM2.5 2.4 µg/m³ - Good
No reason to change your plans - open the windows.
Source: Copernicus CAMS, updated hourly.
Common questions about Grass Creek weather
Will it rain in Grass Creek today?
No rain is in the forecast for Grass Creek today.
What is the temperature in Grass Creek right now?
It is 16° in Grass Creek right now, though it feels closer to 11° . Today runs between a low of 13° and a high of 28° .
What time is sunrise and sunset in Grass Creek?
The sun rises at 06:41 and sets at 19:45 local time in Grass Creek today, giving 13h 04m of daylight.
What is the air quality in Grass Creek?
PM2.5 in Grass Creek is currently 2.4 µg/m³, which counts as Good on the European air-quality index. No reason to change your plans - open the windows.
How accurate is the Grass Creek forecast, and how far ahead does it go?
This page shows 16 days ahead, refreshed every hour. It blends ECMWF, NOAA GFS and whichever national high-resolution model covers Grass Creek best. The first three days are the dependable part - day one is usually within a degree or two - and accuracy falls off steadily after day five, so read the far end as a trend rather than a plan. We publish our measured error against real station observations on the accuracy page.
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© 2026 WeatherMetro · Weather data: ECMWF, NOAA, DWD, Météo-France, ECCC, MeteoSwiss and others (CC-BY 4.0) · Air quality & history: Copernicus CAMS / C3S · Location data: GeoNames (CC-BY) · Alerts: NWS, MeteoAlarm, ECCC