Feels like56°FWind direction southwestGusts —Humidity 34%Cloud cover 27%Pressure 29.83 inHg
Saturday
Light rain
57°💧 None💨 2 mphH 73%29.71 inHg
Feels like55°FWind direction westGusts —Humidity 73%Cloud cover 62%Pressure 29.71 inHg
Mostly cloudy night
42°💧 None💨 4 mphH 97%29.88 inHg
Feels like38°FWind direction northwestGusts —Humidity 97%Cloud cover 84%Pressure 29.88 inHg
Mostly sunny
35°💧 None💨 4 mphH 94%29.97 inHg
Feels like29°FWind direction westGusts —Humidity 94%Cloud cover 23%Pressure 29.97 inHg
Sleet
46°💧 None💨 7 mphH 49%29.97 inHg
Feels like38°FWind direction northwestGusts —Humidity 49%Cloud cover 52%Pressure 29.97 inHg
Sunday
Moderate rain
41°💧 None💨 6 mphH 72%30.03 inHg
Feels like35°FWind direction northwestGusts —Humidity 72%Cloud cover 81%Pressure 30.03 inHg
Partly cloudy night
31°💧 None💨 6 mphH 95%30.30 inHg
Feels like24°FWind direction northwestGusts —Humidity 95%Cloud cover 56%Pressure 30.30 inHg
Mostly sunny
24°💧 None💨 1 mphH 96%30.39 inHg
Feels like19°FWind direction southGusts —Humidity 96%Cloud cover 20%Pressure 30.39 inHg
Sunny
48°💧 None💨 3 mphH 36%30.18 inHg
Feels like41°FWind direction southeastGusts —Humidity 36%Cloud cover 0%Pressure 30.18 inHg
Monday
Clear night
57°💧 None💨 5 mphH 18%30.00 inHg
Feels like49°FWind direction southwestGusts —Humidity 18%Cloud cover 0%Pressure 30.00 inHg
Clear night
36°💧 None💨 2 mphH 53%30.12 inHg
Feels like30°FWind direction southwestGusts —Humidity 53%Cloud cover 0%Pressure 30.12 inHg
Sunny
34°💧 None💨 2 mphH 55%30.15 inHg
Feels like28°FWind direction southGusts —Humidity 55%Cloud cover 0%Pressure 30.15 inHg
Sunny
61°💧 None💨 4 mphH 23%30.06 inHg
Feels like54°FWind direction southGusts —Humidity 23%Cloud cover 0%Pressure 30.06 inHg
Tuesday
Clear night
65°💧 None💨 5 mphH 22%29.94 inHg
Feels like57°FWind direction southwestGusts —Humidity 22%Cloud cover 0%Pressure 29.94 inHg
Clear night
41°💧 None💨 1 mphH 58%30.09 inHg
Feels like37°FWind direction southwestGusts —Humidity 58%Cloud cover 0%Pressure 30.09 inHg
Sunny
39°💧 None💨 2 mphH 53%30.15 inHg
Feels like33°FWind direction southeastGusts —Humidity 53%Cloud cover 0%Pressure 30.15 inHg
Mostly sunny
67°💧 None💨 2 mphH 22%30.03 inHg
Feels like62°FWind direction southeastGusts —Humidity 22%Cloud cover 28%Pressure 30.03 inHg
Wednesday
Mostly clear night
70°💧 None💨 3 mphH 22%29.91 inHg
Feels like64°FWind direction northwestGusts —Humidity 22%Cloud cover 32%Pressure 29.91 inHg
Partly cloudy night
49°💧 None💨 0 mphH 53%30.12 inHg
Feels like46°FWind direction southGusts —Humidity 53%Cloud cover 48%Pressure 30.12 inHg
Mostly sunny
44°💧 None💨 1 mphH 73%30.18 inHg
Feels like40°FWind direction southGusts —Humidity 73%Cloud cover 27%Pressure 30.18 inHg
Mostly cloudy
66°💧 None💨 3 mphH 41%30.15 inHg
Feels like62°FWind direction eastGusts —Humidity 41%Cloud cover 93%Pressure 30.15 inHg
Thursday
Mostly cloudy night
60°💧 None💨 6 mphH 64%30.18 inHg
Feels like56°FWind direction southeastGusts —Humidity 64%Cloud cover 91%Pressure 30.18 inHg
Partly cloudy night
48°💧 None💨 1 mphH 89%30.21 inHg
Feels like46°FWind direction southeastGusts —Humidity 89%Cloud cover 42%Pressure 30.21 inHg
Light rain
44°💧 None💨 2 mphH 91%30.21 inHg
Feels like40°FWind direction southeastGusts —Humidity 91%Cloud cover 33%Pressure 30.21 inHg
Mostly sunny
69°💧 None💨 3 mphH 36%30.09 inHg
Feels like66°FWind direction southGusts —Humidity 36%Cloud cover 31%Pressure 30.09 inHg
Friday
Partly cloudy night
67°💧 None💨 3 mphH 35%30.06 inHg
Feels like63°FWind direction southwestGusts —Humidity 35%Cloud cover 67%Pressure 30.06 inHg
Mostly clear night
51°💧 None💨 1 mphH 64%30.15 inHg
Feels like48°FWind direction westGusts —Humidity 64%Cloud cover 32%Pressure 30.15 inHg
Sunny
44°💧 None💨 0 mphH 82%30.21 inHg
Feels like41°FWind direction southGusts —Humidity 82%Cloud cover 0%Pressure 30.21 inHg
Mostly sunny
64°💧 None💨 1 mphH 40%30.09 inHg
Feels like61°FWind direction northGusts —Humidity 40%Cloud cover 27%Pressure 30.09 inHg
Saturday
Mostly clear night
66°💧 None💨 6 mphH 30%29.97 inHg
Feels like59°FWind direction northwestGusts —Humidity 30%Cloud cover 23%Pressure 29.97 inHg
Mostly clear night
48°💧 None💨 1 mphH 72%30.06 inHg
Feels like45°FWind direction northwestGusts —Humidity 72%Cloud cover 12%Pressure 30.06 inHg
Partly cloudy
41°💧 None💨 1 mphH 83%30.09 inHg
Feels like38°FWind direction westGusts —Humidity 83%Cloud cover 52%Pressure 30.09 inHg
Mostly sunny
60°💧 None💨 4 mphH 43%30.06 inHg
Feels like54°FWind direction northGusts —Humidity 43%Cloud cover 13%Pressure 30.06 inHg
Sunday
Clear night
59°💧 None💨 4 mphH 38%30.00 inHg
Feels like53°FWind direction northGusts —Humidity 38%Cloud cover 2%Pressure 30.00 inHg
Clear night
43°💧 None💨 0 mphH 70%30.12 inHg
Feels like39°FWind direction southGusts —Humidity 70%Cloud cover 0%Pressure 30.12 inHg
Partly cloudy
37°💧 None💨 3 mphH 92%30.18 inHg
Feels like33°FWind direction southeastGusts —Humidity 92%Cloud cover 55%Pressure 30.18 inHg
In Mammoth and, more broadly, across the state of Wyoming:
This evening will feature a mix of sun and clouds, with temperatures holding steady around 78 degrees. Light southwest winds will blow at up to 9 mph, with gusts reaching 16 mph. No precipitation is anticipated during the next few hours, making for a largely dry evening. Temperatures are expected to remain mild to warm throughout the night, creating comfortable conditions. Overall, it looks like a calm and pleasant evening with gentle breezes and stable weather.
Microscopic particles that can penetrate deep into the lungs. Elevated concentrations can especially affect children, older adults and people with respiratory conditions.
Microscopic particles that can penetrate deep into the lungs. Elevated concentrations can especially affect children, older adults and people with respiratory conditions.
Microscopic particles that can penetrate deep into the lungs. Elevated concentrations can especially affect children, older adults and people with respiratory conditions.
Microscopic particles that can penetrate deep into the lungs. Elevated concentrations can especially affect children, older adults and people with respiratory conditions.
A gas emitted mainly by traffic and some industrial activity. High exposure can affect respiratory health.
✓Air quality is favorable for outdoor activities.
❤
UV & HEALTH
UV, Sun & Health Outlook in Mammoth
Maximum daily UVToday, tomorrow and the following day show the maximum UV index forecast for each day.
0–2 Low3–5 Moderate6–7 High8–10 Very high11+ Extreme
DayMaximum UVAir quality
TodayUV 7,2High—Unavailable
TomorrowUV 7,3High🙂Fair
MondayUV 6,9High🙂Fair
TuesdayUV 6,5High🙂Fair
WednesdayUV 6,5High😐Moderate
ThursdayUV 6,0High—Unavailable
FridayUV 4,0Moderate—Unavailable
🩺
Today's weather health advice
Open today's recommendations.
⌄
☀️
Strong UV exposure
Protect exposed skin with SPF 30+ sunscreen, wear sunglasses, and try to limit direct midday sun.
🌬️
Good air quality
Air quality is good and outdoor activities can be enjoyed normally.
💧
Comfortable temperature conditions
Temperatures should feel comfortable for most people, with no particular heat or cold precautions needed.
🏃
Good conditions for outdoor activities
Outdoor activities can generally be enjoyed normally, with sun protection adjusted to the UV level.
WIND OUTLOOK
Hourly Wind Forecast for Mammoth
Vertical axis: mph · Horizontal axis: hours
mph
Sustained windMax gusts
NIGHT SKY · MAMMOTH, WYOMING
Tonight's Stargazing & Shooting Stars
Excellent observing conditions. Best local viewing window: 3:00 AM–4:00 AM.
99/100Best-hour score
BEST TIME TONIGHT3:00 AM–4:00 AM
Astronomical darkness: 9:36 PM–5:08 AM
☁Cloud cover0%
Real hourly forecast for the best viewing hour.
☾Moonlight30%
Waning Crescent · Moon about 16° above the horizon at the best viewing hour.
☄Meteor activitySeptember ε-Perseids
Reference ZHR 8 · Radiant 62° high at the best hour.
✦Estimated visible meteors1–4/hour
Local estimate after weather, moonlight and radiant-height adjustments.
Chance ≥1 meteor in 30 min70%
UPCOMING METEOR PERIODSStart, peak and end dates · weather should be checked closer to the peak.
AUG 28–SEP 5
AurigidsStart AUG 28 · Peak SEP 1 · End SEP 5 · ZHR 6 · 80% Moon at peak
ACTIVE NOW
SEP 5–SEP 21
September ε-PerseidsStart SEP 5 · Peak SEP 9 · End SEP 21 · ZHR 8 · 6% Moon at peak
ACTIVE NOW
SEP 20–NOV 20
Southern TauridsStart SEP 20 · Peak NOV 5 · End NOV 20 · ZHR 7 · 20% Moon at peak
UPCOMING
OCT 2–NOV 7
OrionidsStart OCT 2 · Peak OCT 21 · End NOV 7 · ZHR 20 · 77% Moon at peak
UPCOMING
Experimental local observing estimate. Weather values come from the hourly forecast already used on this page.
Moon position and astronomical darkness are calculated locally from time and coordinates. Meteor-shower ZHR describes ideal
conditions and is not the number of meteors a person should expect to see locally.
DISCOVER WEATHER NEARBYWeather in other cities⌄
Explore current conditions and forecasts for other locations.
Forecast data for Mammoth were last refreshed today at 11:55 PM. The current forecast period extends through 07/09/2026 at 9:00 PM. Weather, air-quality and UV-index data are provided through WEATHER-INFO.COM. Forecasts are produced automatically from the latest available data and are subject to periodic technical checks. This service is intended for general weather information.