Powell, Wyoming Weather
Powell weather this week
Over the next 7 days in Powell, daytime highs range from 6°C to 16°C and night-time lows from -1°C to 3°C. The warmest afternoon is likely today at 16°C, while the coolest night is expected tonight at -1°C. Temperatures trend cooler through the week, dropping by about 7°C. Expect a wide gap of around 17°C between afternoon and early-morning temperatures, so mornings will feel noticeably cooler.
No significant rain is expected in Powell this week. The highest rain chance is just 38%, on Friday.
It turns breezy on Tuesday, with winds reaching about 39 km/h — secure loose objects on rooftops and balconies. UV levels stay moderate or lower, peaking at 3. Average humidity is a comfortable 46% or so.
| Day | Conditions | High / Low | Rain chance | Rain | Max wind |
|---|---|---|---|---|---|
| Today (Saturday) | Overcast | 16° / -1° | 0% | 0.0 mm | 26 km/h |
| Tomorrow (Sunday) | Overcast | 15° / 1° | 0% | 0.0 mm | 19 km/h |
| Monday | Overcast | 12° / 0° | 0% | 0.0 mm | 14 km/h |
| Tuesday | Overcast | 11° / 3° | 18% | 0.0 mm | 39 km/h |
| Wednesday | Overcast | 9° / 1° | 25% | 0.0 mm | 31 km/h |
| Thursday | Overcast | 7° / 0° | 9% | 0.0 mm | 9 km/h |
| Friday | Overcast | 6° / 0° | 38% | 0.0 mm | 18 km/h |
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Today's outlook for Powell
At 20:00 local time it is 8°C in Powell under clear skies, feeling like 2°C. Today's forecast high is 16°C and the low is -1°C, and the day overall looks overcast. Rain is unlikely today (0% chance). Winds are blowing at about 19 km/h from the west. Humidity is 44%.
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Climate of Powell: monthly averages
Based on 25 years of satellite and reanalysis data (2001-2025), July is usually the hottest month in Powell, with average daytime highs around 31°C. December is the coolest, when nights typically fall to about -9°C and frost is possible on the coldest nights. That is a wide yearly range of roughly 40°C, so the seasons feel very different from each other.
The area receives about 410 mm of rain in a typical year. Rainfall is modest in every month; May is the wettest at about 71 mm.
For outdoor plans and travel, June to September usually offer the most comfortable weather in Powell, with mild days and relatively little rain.
| Month | Avg high | Avg low | Rainfall | Humidity |
|---|---|---|---|---|
| Jan | 1° | -9° | 19 mm | 70% |
| Feb | 2° | -9° | 22 mm | 67% |
| Mar | 8° | -4° | 27 mm | 62% |
| Apr | 13° | -1° | 44 mm | 59% |
| May | 19° | 5° | 71 mm | 58% |
| Jun | 25° | 10° | 54 mm | 53% |
| Jul | 31° | 15° | 27 mm | 45% |
| Aug | 29° | 14° | 28 mm | 43% |
| Sep | 23° | 8° | 38 mm | 48% |
| Oct | 14° | 1° | 40 mm | 59% |
| Nov | 6° | -4° | 22 mm | 64% |
| Dec | 1° | -9° | 20 mm | 70% |
Source: NASA POWER (MERRA-2 reanalysis), averaged over the roughly 50 km grid area around Powell. Values describe typical conditions, not a forecast.
About Powell weather
Powell lies in Wyoming's high-plains and mountain climate, exposed and wind-prone — about 288 km north-west of Casper. Expect warm days and cool nights (June–August). Winter brings long, cold, windy winters (November–March) with significant snowfall. This page shows live, auto-refreshing weather for Powell: current conditions, an hourly breakdown, a 16-day outlook, a date-lookup tool for any past or future date, and real-time air quality, sourced from Open-Meteo. Local timezone: America/Denver.
Frequently asked questions
Powell is about 288 km north-west of Casper, in Wyoming.
Powell sees long, cold, windy winters (November–March) with significant snowfall.
The live current conditions, hourly forecast and 16-day outlook above are pulled in real time for Powell's exact coordinates. No fixed schedule, the page updates whenever you load it.
July is usually the hottest month in Powell, with average daytime highs of about 31°C and nights around 15°C.
The coldest nights come in December, when the average low is about -9°C and daytime highs reach around 1°C. Frost is possible on clear, calm nights.
Powell receives about 410 mm of rain in a typical year. May is the wettest month at roughly 71 mm; no month averages more than 100 mm.
June to September usually offer the most comfortable weather in Powell, with mild daytime temperatures and little rain.
In November Powell typically sees daytime highs near 6°C and lows near -4°C, with about 22 mm of rain over the month and average humidity around 64%. Check the live forecast above for this week's actual conditions.
Up to 16 days ahead using the extended forecast and date picker above; further-out or historical dates use the same date lookup tool.
The current temperature for Powell updates automatically at the top of this page — scroll to the hourly strip below to see how it's expected to change over the day.
Powell's day-to-day weather follows the broader pattern of Wyoming described above. See the hourly weather forecast or the air quality index for more detail.