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Yellowstone National Park, WY Weather Forecast | 10 Days

Updated: Fri Oct 23rd 2026 10:30 AM MDT

Fri, 10-23

48°F
32°F

Sat, 10-24

47°F
12°F

Sun, 10-25

52°F
17°F

Mon, 10-26

53°F
22°F

Tue, 10-27

53°F
24°F

Wed, 10-28

40°F
26°F

Thu, 10-29

42°F
20°F

Fri, 10-30

46°F
17°F

Sat, 10-31

45°F
25°F

Sun, 11-1

47°F
21°F

Light Rain

Fri 10-23

Light Rain with a high of 48°F and a low of 32°F. It will likey rain, having a 92% chance of a downpour with an estimated 0.63in. Winds will be light at 9mph and gusts of 22mph at 3 PM. High humidity with average of 93% is anticipated, the maximum being 99% at 5 PM and 93% being its lowest at 11 PM. Barometric pressure is its highest of 30.31^inHg at 11 PM, a lowest point of 29.77^inHg at 12 PM with an avg 29.96^inHg.

HI: 48°F
LO: 32°F

Rain: 92% | est. 0.63in
Snow: 0% | est. 0.5in

Wind
8.7 mph
Humidity
93% avg.

UV Index
0.4
Air Quality
Good

Sunrise
07:49 AM
Sunset
06:25 PM

Moonrise
05:06 PM
Moonset
05:06 AM
Moon Phase
Full Moon

Hourly

Sunny

Sat 10-24

Sunny with a high of 47°F and a low of 12°F. There might be light rainfall having a 21% chance. Snow is likely with a 31% chance with an estimated 0in. Winds will be light at 6mph and gusts of 15.2mph at 8 PM. High humidity with average of 87% is anticipated, the maximum being 100% at 5 AM and 58% being its lowest at 3 PM. Barometric pressure is its highest of 30.52^inHg at 8 AM, a lowest point of 30.11^inHg at 4 PM with an avg 30.31^inHg.

HI: 47°F
LO: 12°F

Rain: 21%
Snow: 31% | est. 0in

Wind
5.4 mph
Humidity
87% avg.

UV Index
3.3
Air Quality
Good

Sunrise
07:50 AM
Sunset
06:23 PM

Moonrise
05:24 PM
Moonset
06:13 AM
Moon Phase
Full Moon

Hourly

Sunny

Sun 10-25

Sunny with a high of 52°F and a low of 17°F. There's a very small chance of rainfall, only about 10%. Snow is likely with a 21% chance. Winds will be light at 4mph and gusts of 12.3mph at 5 AM. The humidity will be on the higher side, averaging about 80%, the maximum being 96% at 8 AM and 42% being its lowest at 3 PM. Barometric pressure is its highest of 30.37^inHg at 7 AM, a lowest point of 30.06^inHg at 4 PM with an avg 30.23^inHg.

HI: 52°F
LO: 17°F

Rain: 10%
Snow: 21%

Wind
3.4 mph
Humidity
80% avg.

UV Index
3.1
Air Quality
Good

Sunrise
07:51 AM
Sunset
06:21 PM

Moonrise
05:45 PM
Moonset
07:23 AM
Moon Phase
Full Moon

Hourly

Sunny

Mon 10-26

Sunny with a high of 53°F and a low of 22°F. There might be light rainfall having a 12% chance. Snow is likely with a 16% chance. Winds will be light at 8mph and gusts of 17.2mph at 7 PM. The humidity will be on the higher side, averaging about 76%, the maximum being 91% at 8 AM and 48% being its lowest at 3 PM. Barometric pressure is its highest of 30.29^inHg at 8 AM, a lowest point of 30.03^inHg at 3 PM with an avg 30.19^inHg.

HI: 53°F
LO: 22°F

Rain: 12%
Snow: 16%

Wind
7.4 mph
Humidity
76% avg.

UV Index
3
Air Quality
Good

Sunrise
07:53 AM
Sunset
06:20 PM

Moonrise
06:10 PM
Moonset
08:35 AM
Moon Phase
Full Moon

Hourly

Overcast

Tue 10-27

Overcast with a high of 53°F and a low of 24°F. There's a moderate 46% chance of rainfall with an estimated 0.02in. Snow is likely with a 24% chance. Winds will be light at 6mph and gusts of 16.6mph at 1 AM. The humidity will be on the higher side, averaging about 73%, the maximum being 88% at 3 AM and 43% being its lowest at 1 PM. Barometric pressure is its highest of 30.17^inHg at 1 AM, a lowest point of 29.83^inHg at 11 PM with an avg 29.99^inHg.

HI: 53°F
LO: 24°F

Rain: 46% | est. 0.02in
Snow: 24%

Wind
5.8 mph
Humidity
73% avg.

UV Index
3
Air Quality
Good

Sunrise
07:54 AM
Sunset
06:18 PM

Moonrise
06:43 PM
Moonset
09:50 AM
Moon Phase
Waning Gibbous

Hourly

Heavy Snow

Wed 10-28

Heavy Snow with a high of 40°F and a low of 26°F. It will likey rain, having a 84% chance of a downpour with an estimated 0.29in. Snow is likely with a 81% chance with an estimated 1.8in. Winds will be light at 4mph and gusts of 11.2mph at 9 AM. High humidity with average of 84% is anticipated, the maximum being 95% at 3 AM and 65% being its lowest at 3 PM. Barometric pressure is its highest of 30.38^inHg at 11 PM, a lowest point of 30.08^inHg at 12 AM with an avg 30.2^inHg.

HI: 40°F
LO: 26°F

Rain: 84% | est. 0.29in
Snow: 81% | est. 1.8in

Wind
3.4 mph
Humidity
84% avg.

UV Index
2
Air Quality
TBA

Sunrise
07:55 AM
Sunset
06:17 PM

Moonrise
07:26 PM
Moonset
11:04 AM
Moon Phase
Waning Gibbous

Hourly

Partly Cloudy

Thu 10-29

Partly Cloudy with a high of 42°F and a low of 20°F. There might be light rainfall having a 15% chance. Snow is likely with a 24% chance. Winds will be light at 3mph and gusts of 9.9mph at 3 PM. The humidity will be on the higher side, averaging about 74%, the maximum being 90% at 1 AM and 54% being its lowest at 12 PM. Barometric pressure is its highest of 30.42^inHg at 6 AM, a lowest point of 30.09^inHg at 6 PM with an avg 30.26^inHg.

HI: 42°F
LO: 20°F

Rain: 15%
Snow: 24%

Wind
2.7 mph
Humidity
74% avg.

UV Index
2
Air Quality
TBA

Sunrise
07:57 AM
Sunset
06:15 PM

Moonrise
08:21 PM
Moonset
12:13 PM
Moon Phase
Waning Gibbous

Hourly

Partly Cloudy

Fri 10-30

Partly Cloudy with a high of 46°F and a low of 17°F. There might be light rainfall having a 14% chance. Snow is likely with a 25% chance. Winds will be light at 4mph and gusts of 13.2mph at 6 PM. The humidity will be on the higher side, averaging about 75%, the maximum being 89% at 11 PM and 56% being its lowest at 12 PM. Barometric pressure is its highest of 30.25^inHg at 2 AM, a lowest point of 30.01^inHg at 3 PM with an avg 30.14^inHg.

HI: 46°F
LO: 17°F

Rain: 14%
Snow: 25%

Wind
3.6 mph
Humidity
75% avg.

UV Index
3
Air Quality
TBA

Sunrise
07:58 AM
Sunset
06:14 PM

Moonrise
09:28 PM
Moonset
01:12 PM
Moon Phase
Waning Gibbous

Hourly

Sunny

Sat 10-31

Sunny with a high of 45°F and a low of 25°F. There might be light rainfall having a 11% chance. Snow is likely with a 18% chance. Winds will be light at 5mph and gusts of 13.6mph at 6 PM. The humidity will be on the higher side, averaging about 80%, the maximum being 91% at 2 AM and 60% being its lowest at 12 PM. Barometric pressure is its highest of 30.15^inHg at 10 PM, a lowest point of 30.04^inHg at 3 PM with an avg 30.11^inHg.

HI: 45°F
LO: 25°F

Rain: 11%
Snow: 18%

Wind
4.3 mph
Humidity
80% avg.

UV Index
3
Air Quality
TBA

Sunrise
07:59 AM
Sunset
06:12 PM

Moonrise
10:45 PM
Moonset
01:59 PM
Moon Phase
Last Quarter

Hourly

Light Drizzle

Sun 11-1

Light Drizzle with a high of 47°F and a low of 21°F. Rainfall expected to have a 71% chance with an estimated 0.08in. Snow is likely with a 23% chance. Winds will be light at 4mph and gusts of 12.2mph at 5 PM. High humidity with average of 83% is anticipated, the maximum being 98% at 11 PM and 66% being its lowest at 11 AM. Barometric pressure is its highest of 30.17^inHg at 3 AM, a lowest point of 29.9^inHg at 10 PM with an avg 30.02^inHg.

HI: 47°F
LO: 21°F

Rain: 71% | est. 0.08in
Snow: 23%

Wind
3.6 mph
Humidity
83% avg.

UV Index
2
Air Quality
TBA

Sunrise
07:01 AM
Sunset
05:11 PM

Moonrise
Does not rise today
Moonset
01:35 PM
Moon Phase
Last Quarter

Hourly

This 10-Day weather forecast is valid for ZIP code 82190, accurately covering the area of Yellowstone National Park, WY.

Currently

	41°F	29.78 inHg. Barometer 96% Humidity S 10.8 mph Wind
Light Rain

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Fri Oct 23rd 2026, 5:53am PDT

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Fri Oct 23rd 2026, 5:54am PDT

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