Yellowstone National Park Weather Forecast
Yellowstone National Park weather: 64°F, partly cloudy. Hourly forecast, 14-day outlook, UV, air quality and the best time to visit.
Summary
Yellowstone National Park is a national park in Wyoming. Yellowstone National Park is a US national park known for Old Faithful, geysers and megafauna.
Right now it is 64°F (18°C) in Yellowstone National Park with partly cloudy. It feels like 59°F. Today runs from 50°F to 73°F. Chance of precipitation is 28%. Sightseeing conditions score 8.6/10 - excellent - go now.
The best time to visit Yellowstone National Park is July and August. The climate is subarctic. February, March and December tend to be the least comfortable months. July is the warmest month with average highs near 72°F, while January is the coldest with lows near 7°F.
The closest major airport is Salt Lake City International Airport (SLC), about 261 mi away. Nearby highlights include Yellowstone (UNESCO World Heritage Site), Grand Teton National Park, Grand Teton and Missouri River.
In plain terms. Today is slightly warmer than average for August. The forecast high of 73°F is 4.3°F above the 69°F typical for this month. The best window to be outside is roughly 12 PM to 3 PM, when temperature, rain chance and wind line up best. fishing is the strongest bet in Yellowstone National Park today at 8.7/10. No weather-related travel disruption is expected today. Roads and airports should run normally.
Compiled from this page's own data: atlas facts plus live Open-Meteo readings.
Weather in Yellowstone National Park right now
Source: Open-Meteo. Updated 12:58 AM, Aug 23 local time.
Next 24 hours
Hour-by-hour temperature, precipitation chance and wind.
16-day forecast for Yellowstone National Park
Daily highs and lows, precipitation and UV.
| Day | Conditions | High / Low | Precip | Wind | UV |
|---|---|---|---|---|---|
| Sat, Aug 22 | ☁️ Overcast | 73° / 50° | 28% | 13 mph | 6 |
| Sun, Aug 23 | 🌦️ Light drizzle | 72° / 50° | 20% · 0,0 in | 17 mph | 8 |
| Mon, Aug 24 | ☁️ Overcast | 74° / 49° | 5% | 13 mph | 7 |
| Tue, Aug 25 | ☁️ Overcast | 75° / 48° | 29% | 10 mph | 6 |
| Wed, Aug 26 | ☁️ Overcast | 76° / 50° | 12% | 11 mph | 6 |
| Thu, Aug 27 | ☁️ Overcast | 77° / 50° | 10% | 12 mph | 6 |
| Fri, Aug 28 | ☁️ Overcast | 76° / 50° | 8% | 15 mph | 7 |
| Sat, Aug 29 | ☁️ Overcast | 73° / 45° | 14% | 14 mph | 7 |
| Sun, Aug 30 | ☁️ Overcast | 74° / 45° | 14% | 15 mph | 7 |
| Mon, Aug 31 | ☀️ Clear sky | 73° / 43° | 17% | 14 mph | 7 |
| Tue, Sep 1 | ☁️ Overcast | 74° / 45° | 14% | 15 mph | 7 |
| Wed, Sep 2 | ☁️ Overcast | 74° / 49° | 13% | 12 mph | 7 |
| Thu, Sep 3 | ☁️ Overcast | 77° / 47° | 13% | 14 mph | 7 |
| Fri, Sep 4 | ☁️ Overcast | 70° / 46° | 10% | 11 mph | 7 |
| Sat, Sep 5 | ☁️ Overcast | 75° / 42° | 17% | 14 mph | 7 |
| Sun, Sep 6 | ☁️ Overcast | 78° / 47° | 24% | 14 mph | 6 |
Climate in Yellowstone National Park month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| Month | Avg high | Avg low | Rainfall | Rating |
|---|---|---|---|---|
| January | 22° | 7° | 1,4 in | ★★☆☆☆ |
| February | 26° | 13° | 3,0 in | ★★☆☆☆ |
| March | 34° | 17° | 2,7 in | ★★☆☆☆ |
| April | 40° | 19° | 2,6 in | ★★☆☆☆ |
| May | 49° | 28° | 2,1 in | ★★★☆☆ |
| June | 61° | 39° | 1,7 in | ★★★★☆ |
| July | 72° | 47° | 1,8 in | ★★★★★ |
| August | 69° | 47° | 1,5 in | ★★★★☆ |
| September | 61° | 41° | 2,0 in | ★★★★☆ |
| October | 47° | 31° | 2,2 in | ★★★☆☆ |
| November | 33° | 21° | 1,2 in | ★★☆☆☆ |
| December | 28° | 14° | 3,2 in | ★★☆☆☆ |
Climate type: Subarctic. Source: Open-Meteo archive (ERA5).
Weather map for Yellowstone National Park
Animated model layers. Pick a layer to load it.
Animated layers by Windy. For pin-level detail and nearby places, see the interactive map below.
Air quality and pollen in Yellowstone National Park
Air quality: Open-Meteo (CAMS). US AQI scale.
Sun, twilight and moon
Golden and blue hour are the standard photographic approximation around sunrise and sunset.
Best time to visit Yellowstone National Park
Go in July and August. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: February, March and December - expect the least comfortable mix of heat, cold or rain.
Explore Yellowstone National Park
Every topic we hold for this place, and the same topic for the places around it.
Weather for related places
Frequently asked questions
Where is Yellowstone National Park?
Yellowstone National Park is a national park in Wyoming. Its coordinates are 44.428, -110.5885. It lies in North America.
What is the weather like in Yellowstone National Park right now?
It is currently 64°F (18°C) with partly cloudy. Humidity is 63% and wind is 13 mph.
When is the best time to visit Yellowstone National Park?
July and August offer the most comfortable conditions in Yellowstone National Park, which has a subarctic climate. February, March and December are usually the hardest months for outdoor plans.
What time zone is Yellowstone National Park in?
Yellowstone National Park observes America/Denver (UTC-06:00). The local time is 12:58 AM.
What is the nearest airport to Yellowstone National Park?
The closest airports are Salt Lake City International Airport (SLC), 261 mi away.
What are the top things to do in Yellowstone National Park?
Popular options include Yellowstone (UNESCO World Heritage Site), Grand Teton National Park, Grand Teton, Missouri River and Antelope Island State Park.
Related articles
Data sources and methodology
| Place data | USPOTUS Atlas dataset (national-parks) - coordinates, hierarchy and facts. |
|---|---|
| Forecast and observations | Open-Meteo (ECMWF and national models). |
| Air quality and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Climate averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Official alerts | US National Weather Service. |
| Method | Scores, comparisons and advice on this page are computed from the inputs above. Distances are straight-line. Nothing is estimated where data is missing - the block is simply not shown. |
Last updated August 23, 2026 at 12:58 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
