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Now · 9:19 PM

Afton Weather & Hourly Forecast

United States · Wyoming · 83110

Clear night
50°F
Clear night
Feels like: 45°F
💧 Humidity 43% 🌡 Pressure 30.27 inHg 💨 Wind 1 mph 👁 Visibility 31.0 mi Clouds 0% ☀️ UV index 0.0 · Low 🌅 Sunrise 🌇 Sunset

Hourly Forecast for Afton

Today
Clear night · 10:00 PM Clear night
47° 💧 None 💨 1 mph H 45%30.30 inHg
Tomorrow
Clear night · 1:00 AM Clear night
42° 💧 None 💨 2 mph H 50%30.33 inHg
Clear night · 4:00 AM Clear night
40° 💧 None 💨 2 mph H 50%30.33 inHg
Sunny · 7:00 AM Sunny
39° 💧 None 💨 2 mph H 42%30.36 inHg
Sunny · 10:00 AM Sunny
57° 💧 None 💨 1 mph H 22%30.36 inHg
Mostly cloudy · 1:00 PM Mostly cloudy
65° 💧 None 💨 7 mph H 14%30.27 inHg
Sunny · 4:00 PM Sunny
66° 💧 None 💨 9 mph H 13%30.21 inHg
Sunny · 7:00 PM Sunny
59° 💧 None 💨 3 mph H 31%30.21 inHg
Clear night · 10:00 PM Clear night
49° 💧 None 💨 2 mph H 39%30.24 inHg
Thursday
Clear night · 1:00 AM Clear night
45° 💧 None 💨 2 mph H 40%30.24 inHg
Clear night · 4:00 AM Clear night
42° 💧 None 💨 3 mph H 32%30.21 inHg
Sunny · 7:00 AM Sunny
41° 💧 None 💨 3 mph H 33%30.18 inHg
Sunny · 10:00 AM Sunny
60° 💧 None 💨 2 mph H 22%30.18 inHg
Sunny · 1:00 PM Sunny
69° 💧 None 💨 9 mph H 18%30.06 inHg
Sunny · 4:00 PM Sunny
70° 💧 None 💨 9 mph H 19%29.94 inHg
Mostly sunny · 7:00 PM Mostly sunny
63° 💧 None 💨 4 mph H 31%29.94 inHg

In Afton and, more broadly, across the state of Wyoming: Clear skies will persist through the evening, with temperatures remaining mild around 73 degrees. Winds will be coming from the northwest at a moderate pace, generally around 10 to 15 mph, with gusts reaching up to 27 mph. No rain is expected during this time, so conditions will stay dry. As night approaches, temperatures will stay steady, making for a comfortable evening. Keep in mind that the wind may feel a bit breezy at times, especially with gusts. Overall, it should be a calm and clear evening with pleasant temperatures and no significant weather concerns.

15-Day Weather Outlook for Afton

Thursday, Sep 10Thu Sep 10 Partly cloudy Partly cloudy 70°/41° 💧 None 💨 9 mph
Friday, Sep 11Fri Sep 11 Light rain Light rain 68°/52° 💧 0.081 in 💨 10 mph
Saturday, Sep 12Sat Sep 12 Light rain Light rain 74°/44° 💧 0.016 in 💨 11 mph
Sunday, Sep 13Sun Sep 13 Partly cloudy Partly cloudy 74°/44° 💧 0.016 in 💨 10 mph
Monday, Sep 14Mon Sep 14 Partly cloudy Partly cloudy 55°/34° 💧 None 💨 8 mph
Tuesday, Sep 15Tue Sep 15 Mostly sunny Mostly sunny 61°/37° 💧 None 💨 5 mph
Wednesday, Sep 16Wed Sep 16 Mostly sunny Mostly sunny 70°/46° 💧 0.003 in 💨 8 mph
Thursday, Sep 17Thu Sep 17 Partly cloudy Partly cloudy 71°/45° 💧 0.004 in 💨 9 mph
Friday, Sep 18Fri Sep 18 Light rain Light rain 73°/42° 💧 0.016 in 💨 10 mph
Saturday, Sep 19Sat Sep 19 Mostly sunny Mostly sunny 54°/33° 💧 0.027 in 💨 10 mph
Sunday, Sep 20Sun Sep 20 Sunny Sunny 59°/33° 💧 None 💨 7 mph
Monday, Sep 21Mon Sep 21 Mostly cloudy Mostly cloudy 68°/41° 💧 0.001 in 💨 3 mph
Tuesday, Sep 22Tue Sep 22 Overcast Overcast 71°/41° 💧 None 💨 6 mph
Wednesday, Sep 23Wed Sep 23 Sunny Sunny 68°/42° 💧 None 💨 8 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Afton

Vertical axis: °F · Color based on temperature
Clear night at 10:00 PM
47° Today 10:00 PM
Clear night at 11:00 PM
46° 11:00 PM
Clear night at 12:00 AM
44° 12:00 AM
Clear night at 1:00 AM
42° 1:00 AM
Clear night at 2:00 AM
41° Tomorrow 2:00 AM
Clear night at 3:00 AM
40° 3:00 AM
Clear night at 4:00 AM
40° 4:00 AM
Clear night at 5:00 AM
39° 5:00 AM
Clear night at 6:00 AM
39° Tomorrow 6:00 AM
Sunny at 7:00 AM
39° 7:00 AM
Sunny at 8:00 AM
43° 8:00 AM
Sunny at 9:00 AM
51° 9:00 AM
Sunny at 10:00 AM
57° Tomorrow 10:00 AM
Mostly sunny at 11:00 AM
60° 11:00 AM
Partly cloudy at 12:00 PM
63° 12:00 PM
Mostly cloudy at 1:00 PM
65° 1:00 PM
Sunny at 2:00 PM
66° Tomorrow 2:00 PM
Sunny at 3:00 PM
67° 3:00 PM
Sunny at 4:00 PM
66° 4:00 PM
Sunny at 5:00 PM
65° 5:00 PM
Sunny at 6:00 PM
63° Tomorrow 6:00 PM
Sunny at 7:00 PM
59° 7:00 PM
Clear night at 8:00 PM
54° 8:00 PM
Clear night at 9:00 PM
52° 9:00 PM
Clear night at 10:00 PM
49° Tomorrow 10:00 PM
Clear night at 11:00 PM
47° 11:00 PM
Clear night at 12:00 AM
45° 12:00 AM
Clear night at 1:00 AM
45° 1:00 AM
Clear night at 2:00 AM
44° Thursday 2:00 AM
Clear night at 3:00 AM
43° 3:00 AM
Clear night at 4:00 AM
42° 4:00 AM
Clear night at 5:00 AM
42° 5:00 AM
Clear night at 6:00 AM
42° Thursday 6:00 AM
Sunny at 7:00 AM
41° 7:00 AM
Sunny at 8:00 AM
46° 8:00 AM
Sunny at 9:00 AM
54° 9:00 AM
Sunny at 10:00 AM
60° Thursday 10:00 AM
Sunny at 11:00 AM
63° 11:00 AM
Sunny at 12:00 PM
66° 12:00 PM
Sunny at 1:00 PM
69° 1:00 PM
Partly cloudy at 2:00 PM
70° Thursday 2:00 PM
Mostly sunny at 3:00 PM
70° 3:00 PM
Sunny at 4:00 PM
70° 4:00 PM
Mostly sunny at 5:00 PM
69° 5:00 PM
Partly cloudy at 6:00 PM
67° Thursday 6:00 PM
Mostly sunny at 7:00 PM
63° 7:00 PM
Mostly cloudy night at 8:00 PM
56° 8:00 PM
Mostly cloudy night at 9:00 PM
55° 9:00 PM
Mostly cloudy night at 10:00 PM
55° Thursday 10:00 PM
Mostly cloudy night at 11:00 PM
54° 11:00 PM
Overcast night at 12:00 AM
54° 12:00 AM
Mostly cloudy night at 1:00 AM
54° 1:00 AM
Mostly cloudy night at 2:00 AM
55° Friday 2:00 AM
Overcast night at 3:00 AM
55° 3:00 AM
Light rain at 4:00 AM
52° 4:00 AM
Mostly clear night at 5:00 AM
54° 5:00 AM
Mostly clear night at 6:00 AM
52° Friday 6:00 AM
Partly cloudy at 3:00 PM
68° 3:00 PM
Sunny at 6:00 PM
67° 6:00 PM
Clear night at 9:00 PM
55° 9:00 PM
Clear night at 12:00 AM
47° Saturday 12:00 AM
Clear night at 3:00 AM
44° 3:00 AM
Clear night at 6:00 AM
46° 6:00 AM
Sunny at 9:00 AM
60° 9:00 AM
Mostly sunny at 12:00 PM
73° Saturday 12:00 PM
Light rain at 3:00 PM
74° 3:00 PM
Mostly sunny at 6:00 PM
74° 6:00 PM
Partly cloudy night at 9:00 PM
60° 9:00 PM
Clear night at 12:00 AM
53° Sunday 12:00 AM
Partly cloudy night at 3:00 AM
46° 3:00 AM
Overcast night at 6:00 AM
44° 6:00 AM
Overcast at 9:00 AM
45° 9:00 AM
Sunny at 12:00 PM
51° Sunday 12:00 PM
Mostly sunny at 3:00 PM
56° 3:00 PM
Sunny at 6:00 PM
51° 6:00 PM
Partly cloudy night at 9:00 PM
45° 9:00 PM
Mostly clear night at 12:00 AM
43° Monday 12:00 AM
Clear night at 3:00 AM
37° 3:00 AM
Mostly clear night at 6:00 AM
34° 6:00 AM
Sunny at 9:00 AM
42° 9:00 AM
Partly cloudy at 12:00 PM
55° Monday 12:00 PM
Mostly sunny at 6:00 PM
58° 6:00 PM
Clear night at 12:00 AM
61° 12:00 AM
Clear night at 6:00 AM
42° 6:00 AM
Sunny at 12:00 PM
37° Tuesday 12:00 PM
Mostly sunny at 6:00 PM
70° 6:00 PM
Mostly cloudy night at 12:00 AM
70° 12:00 AM
Mostly cloudy night at 6:00 AM
51° 6:00 AM
Overcast at 12:00 PM
46° Wednesday 12:00 PM
Partly cloudy at 6:00 PM
71° 6:00 PM
Mostly clear night at 12:00 AM
71° 12:00 AM
Mostly clear night at 6:00 AM
50° 6:00 AM
Sunny at 12:00 PM
45° Thursday 12:00 PM
Mostly sunny at 6:00 PM
72° 6:00 PM
Clear night at 12:00 AM
73° 12:00 AM
Mostly clear night at 6:00 AM
57° 6:00 AM
Light rain at 12:00 PM
42° Friday 12:00 PM
Partly cloudy at 6:00 PM
54° 6:00 PM
Mostly clear night at 12:00 AM
51° 12:00 AM
Clear night at 6:00 AM
39° 6:00 AM
Sunny at 12:00 PM
33° Saturday 12:00 PM
Sunny at 6:00 PM
55° 6:00 PM
Clear night at 12:00 AM
59° 12:00 AM
Clear night at 6:00 AM
40° 6:00 AM
Sunny at 12:00 PM
33° Sunday 12:00 PM
Sunny at 6:00 PM
62° 6:00 PM
Clear night at 12:00 AM
68° 12:00 AM
Mostly cloudy night at 6:00 AM
43° 6:00 AM
Overcast at 12:00 PM
41° Monday 12:00 PM
Overcast at 6:00 PM
71° 6:00 PM
Mostly cloudy night at 12:00 AM
69° 12:00 AM
Clear night at 6:00 AM
52° 6:00 AM
Sunny at 12:00 PM
41° Tuesday 12:00 PM
Sunny at 6:00 PM
68° 6:00 PM
Clear night at 12:00 AM
68° 12:00 AM
Clear night at 6:00 AM
46° 6:00 AM
Sunny at 12:00 PM
42° Wednesday 12:00 PM

AIR QUALITY FORECAST

Air Quality Forecast for Afton

Hourly forecast · Updated every 2 hours
Fair
Nearest forecast value 10:00 PM
PM2.5 Fine particles Good 1,2µg/m³

Microscopic particles that can penetrate deep into the lungs. Elevated concentrations can especially affect children, older adults and people with respiratory conditions.

PM10 Particulate matter Good 2,4µg/m³

Includes dust, pollen and other airborne particles. High concentrations may irritate the respiratory system.

O₃ Ozone Fair 66,3µg/m³

Ground-level ozone can irritate the eyes and respiratory system when concentrations are elevated.

NO₂ Nitrogen dioxide Good 2,9µg/m³

A gas emitted mainly by traffic and some industrial activity. High exposure can affect respiratory health.

Air quality is acceptable for most people.

UV & HEALTH

UV, Sun & Health Outlook in Afton

Maximum daily UV Today, tomorrow and the following day show the maximum UV index forecast for each day.
0–2 Low 3–5 Moderate 6–7 High 8–10 Very high 11+ Extreme
Today UV 7,5High 🙂Fair
Tomorrow UV 7,3High 😐Moderate
Thursday UV 7,3High 🙂Fair
Friday UV 7,1High 🙂Fair
Saturday UV 6,9High 🙂Fair
Sunday UV 2,0Low Unavailable
Monday UV 5,0Moderate 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.

Acceptable air quality

Air quality is acceptable for most people. Very sensitive people may want to reduce prolonged exertion.

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 Afton

Vertical axis: mph · Horizontal axis: hours
Hourly wind speed Chart of sustained wind and maximum gusts in mph. Today 10:00 PM 11:00 PM 12:00 AM 1:00 AM Tomorrow 2:00 AM 3:00 AM 4:00 AM 5:00 AM Tomorrow 6:00 AM 7:00 AM 8:00 AM 9:00 AM Tomorrow 10:00 AM 11:00 AM 12:00 PM 1:00 PM Tomorrow 2:00 PM 3:00 PM 4:00 PM 5:00 PM Tomorrow 6:00 PM 7:00 PM 8:00 PM 9:00 PM Tomorrow 10:00 PM 11:00 PM 12:00 AM 1:00 AM Thursday 2:00 AM 3:00 AM 4:00 AM 5:00 AM Thursday 6:00 AM 7:00 AM 8:00 AM 9:00 AM Thursday 10:00 AM 11:00 AM 12:00 PM 1:00 PM Thursday 2:00 PM 3:00 PM 4:00 PM 5:00 PM Thursday 6:00 PM 7:00 PM 8:00 PM 9:00 PM Thursday 10:00 PM 11:00 PM 12:00 AM 1:00 AM Friday 2:00 AM 3:00 AM 4:00 AM 5:00 AM Friday 6:00 AM 3:00 PM 6:00 PM 9:00 PM Saturday 12:00 AM 3:00 AM 6:00 AM 9:00 AM Saturday 12:00 PM 3:00 PM 6:00 PM 9:00 PM Sunday 12:00 AM 3:00 AM 6:00 AM 9:00 AM Sunday 12:00 PM 3:00 PM 6:00 PM 9:00 PM Monday 12:00 AM 3:00 AM 6:00 AM 9:00 AM Monday 12:00 PM 6:00 PM 12:00 AM 6:00 AM Tuesday 12:00 PM 6:00 PM 12:00 AM 6:00 AM Wednesday 12:00 PM 6:00 PM 12:00 AM 6:00 AM Thursday 12:00 PM 6:00 PM 12:00 AM 6:00 AM Friday 12:00 PM 6:00 PM 12:00 AM 6:00 AM Saturday 12:00 PM 6:00 PM 12:00 AM 6:00 AM Sunday 12:00 PM 6:00 PM 12:00 AM 6:00 AM Monday 12:00 PM 6:00 PM 12:00 AM 6:00 AM Tuesday 12:00 PM 6:00 PM 12:00 AM 6:00 AM Wednesday 12:00 PM
Sustained wind Max gusts
NIGHT SKY · AFTON, WYOMING

Tonight's Stargazing & Shooting Stars

Excellent observing conditions. Best local viewing window: 5:00 AM–6:00 AM.

100/100Best-hour score
BEST TIME TONIGHT 5:00 AM–6:00 AM Astronomical darkness: 9:24 PM–5:19 AM
Cloud cover 0% Real hourly forecast for the best viewing hour.
Moonlight 6% Waning Crescent · Moon below the horizon at the best viewing hour.
Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 85° high at the best hour.
Estimated visible meteors 2–5/hour Local estimate after weather, moonlight and radiant-height adjustments.
Chance ≥1 meteor in 30 min81%
UPCOMING METEOR PERIODSStart, peak and end dates · weather should be checked closer to the peak.
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
OCT 20–DEC 10
Northern TauridsStart OCT 20 · Peak NOV 12 · End DEC 10 · ZHR 5 · 7% 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.

Forecast data for Afton were last refreshed today at 9:19 PM. The current forecast period extends through 10/09/2026 at 7:00 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.