Bar Nunn, WY Weather Forecast
Local 7-day forecast
Chance Rain Showers
Track current conditions, temperature changes, wind, and the full daily outlook for Bar Nunn, WY in one place.
A chance of rain showers. Partly sunny, with a high near 61. North northwest wind 3 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.
Local Weather Overview
This forecast page for Bar Nunn, WY is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Oct 12, 2026 6:35 PM MDT.
The active forecast window currently covers Oct 13 to Oct 18, 2026 for Bar Nunn, WY.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Oct 13 to Oct 18, 2026
- Latest sync
- Oct 12, 2026 6:35 PM MDT
- Forecast office
- RIW
- Source
- NOAA / NWS
Daily Outlook
This Week in Bar Nunn
Saturday looks like the warmest upcoming period in Bar Nunn at 70 degrees F.
Thursday Night is the coolest period ahead with temperatures near 25 degrees F.
The strongest winds are forecast for Saturday at about 28 mph SW.
Precipitation is mentioned in 5 upcoming forecast periods.
Forecast Details
- Last updated
- Oct 12, 2026 6:35 PM MDT
- Coverage
- 7 days
- Time zone
- America/Denver
- Forecast office
- RIW
- Radar station
- KRIW
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Showers and thunderstorms. Mostly cloudy, with a low around 35. Northeast wind around 15 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Rain showers likely. Mostly cloudy, with a high near 54. East northeast wind around 14 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.
Rain showers. Mostly cloudy, with a low around 34. North northeast wind 7 to 12 mph. Chance of precipitation is 80%.
A chance of rain showers before noon. Mostly sunny, with a high near 52. North northeast wind 12 to 20 mph, with gusts as high as 28 mph. Chance of precipitation is 50%.
Mostly clear, with a low around 25.
Sunny, with a high near 61.
Clear, with a low around 35.
Sunny, with a high near 70.
Mostly clear, with a low around 38.
Sunny, with a high near 69.
Mostly clear, with a low around 38.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tuesday
Oct 13
|
Chance Rain Showers
|
61°F |
3 to 13 mph
NNW
|
|
Tuesday Night
Oct 13
|
Showers And Thunderstorms
|
35°F |
15 mph
NE
|
|
Wednesday
Oct 14
|
Rain Showers Likely
|
54°F |
14 mph
ENE
|
|
Wednesday Night
Oct 14
|
Rain Showers
|
34°F |
7 to 12 mph
NNE
|
|
Thursday
Oct 15
|
Chance Rain Showers then Mostly Sunny
|
52°F |
12 to 20 mph
NNE
|
|
Thursday Night
Oct 15
|
Mostly Clear
|
25°F |
3 to 8 mph
ENE
|
|
Friday
Oct 16
|
Sunny
|
61°F |
6 to 10 mph
SSW
|
|
Friday Night
Oct 16
|
Clear
|
35°F |
7 to 16 mph
SSW
|
|
Saturday
Oct 17
|
Sunny
|
70°F |
28 mph
SW
|
|
Saturday Night
Oct 17
|
Mostly Clear
|
38°F |
17 mph
SW
|
|
Sunday
Oct 18
|
Sunny
|
69°F |
16 mph
SW
|
|
Sunday Night
Oct 18
|
Mostly Clear
|
38°F |
6 to 10 mph
SW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Bar Nunn.