Vail weather in August

In August, Vail sees average daytime highs of 92°F and overnight lows near 71°F, with 1.8 in of rain across 10.6 wet days and about 13.2 hours of daylight. It is the 3rd-warmest and 2nd-wettest month of the year here.

Day-to-day highs hold fairly steady near 92°F through the month. The sky is clear or mostly clear about 50% of the time in August, and the air most often feels humid.

Daylight stretches from about 13 h 36 min at the start of August to 12 h 42 min by month's end. Set against the rest of the year, August is Vail's 11th-clearest and 12th-windiest month. For the whole year in context, see Vail's year-round climate.

Daytime high
92°
3rd warmest
Overnight low
71°
11th coldest
Rainfall
1.8 in
10.6 wet days
Daylight
13 h 12 min
5:51 AM – 7:02 PM
Cloud cover
44%
11th clearest
Wind
4 mph
12th windiest
Solar energy
6.63 kWh/m²
Travel score
3.5
out of 10

Vail is census designated place in Pima County, Arizona, United States.

Density
174/km²
people per km²

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 92°F through the month.

A typical August day in Vail reaches about 92°F in the afternoon and slips back to 71°F overnight — a 21°F spread between the day's warmth and the night's chill. On most days the high lands between 85°F and 98°F. Set against its neighbours, August runs about 2°F cooler than July and about 3°F warmer than September.

60°70°80°90°100°151015202531
Avg high (°F)Avg low (°F)
19272
29272
39272
49272
59272
69272
79272
89272
99272
109271
119271
129271
139271
149271
159271
169271
179271
189271
199271
209271
219271
229271
239271
249271
259270
269270
279170
289170
299170
309170
319170

How August really feels in Vail

Once humidity and wind are folded in, August averages 31 days that feel above 90°F and 0 that feel at or below 32°F — the comfort signal a plain temperature reading hides.

Days feeling ≥ 90°F
31
heat index over the day's high
Days feeling ≤ 32°F
0
wind chill below the day's low

The story in August is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Vail weather by month

How August compares with the rest of the year at a glance. August is the 3rd-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan62° / 38°1.03.80.510.16.4
Feb65° / 41°1.14.20.310.87.0
Mar71° / 46°0.62.90.211.88.2
Apr78° / 51°0.31.7012.88.8
May87° / 59°0.10.9013.66.4
Jun95° / 69°0.31.9014.13.3
Jul94° / 73°2.111.1013.92.9
Aug92° / 71°1.810.6013.23.5
Sep89° / 66°1.35.7012.25.0
Oct81° / 56°0.62.7011.28.0
Nov70° / 46°0.72.8010.48.2
Dec61° / 38°1.24.30.39.96.2

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 50% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 23% of August, with mostly cloudy or overcast conditions the remaining 27%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16535
26634
36733
46733
56832
66931
76931
87030
97030
107129
117129
127228
137228
147129
157129
167228
177327
187327
197327
207327
217426
227525
237525
247624
257624
267723
277822
287822
297921
307921
318020

Chance of precipitation in August

Any precipitation

Vail gets around 1.8 in of rain over 10.6 wet days in August. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 35% and peaks near 41% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)
141
241
340
440
539
639
738
838
937
1037
1136
1236
1336
1435
1535
1635
1735
1834
1934
2033
2133
2232
2332
2432
2531
2631
2730
2830
2930
3029
3129

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

Most of August feels humid — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, August lands in the humid band about 36% of days. Sticky, muggy-or-worse air turns up on roughly 12% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
122273417
222273516
322273516
422273615
522273615
622283615
722283614
822283614
922283613
1023293613
1123293613
1223293612
1323293612
1424293612
1524283612
1624283612
1725283611
1825283611
1926273611
2027273611
2127263610
2228263610
2329263610
242925369
253025369
263125368
273224358
283324358
293424347
303524347
313624337

Wind in August

Winds average 4 mph in August, the calmest month.

Across August, daily wind ranges from about 4 mph on the calmest days to 4 mph at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (mph)Feels
14calm
24calm
34calm
44calm
54calm
64calm
74calm
84calm
94calm
104calm
114calm
124calm
134calm
144calm
154calm
164calm
174calm
184calm
194calm
204calm
214calm
224calm
234calm
244calm
254calm
264calm
274calm
284calm
294calm
304calm
314calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 13 h 36 min at the start of August to 12 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 54 minutes over August. Sunrise moves from 5:41 AM to 6:01 AM, and sunset from 7:16 PM to 6:45 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.65:417:16
213.65:427:16
313.55:437:15
413.55:437:14
513.55:447:13
613.55:457:12
713.45:457:11
813.45:467:11
913.45:477:10
1013.45:477:09
1113.35:487:08
1213.35:497:07
1313.35:497:06
1413.25:507:05
1513.25:517:04
1613.25:517:02
1713.25:527:01
1813.15:537:00
1913.15:536:59
2013.15:546:58
2113.05:556:57
2213.05:556:56
2313.05:566:55
2412.95:576:53
2512.95:576:52
2612.95:586:51
2712.85:596:50
2812.85:596:48
2912.86:006:47
3012.86:016:46
3112.76:016:45

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 6.63 kWh/m².

For context, solar energy here swings from a low near 3.45 kWh/m² to a high of 8.29 kWh/m² in June across the year — August's 6.63 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
16.8Intense
26.8Intense
36.8Intense
46.8Intense
56.8Intense
66.8Intense
76.8Intense
86.8Intense
96.7Intense
106.7Intense
116.7Intense
126.7Intense
136.7Intense
146.7Intense
156.7Intense
166.7Intense
176.6Intense
186.6Intense
196.6Intense
206.6Intense
216.5Intense
226.5Intense
236.5Intense
246.5Intense
256.5Intense
266.4Intense
276.4Intense
286.4Intense
296.4Intense
306.3Intense
316.3Intense
Planning a trip in August

Is August a good time to visit Vail?

Our two travel scores rate August for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

3.5
Sightseeing
10th-best month of the year
6.3
Beach & pool
6th-best month of the year

August is a weaker month for outdoor sightseeing in Vail. The water and warmth also suit a beach or pool day.

What to pack for Vail in August

From August's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In August, Vail sees daytime highs around 92°F and nights near 71°F. Pack light clothes and sun protection. Worth having: rain gear. About 11 days see rain.

light clothessun protectionrain gear

UV index in Vail in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Vail peaks around June 22 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 19 at about 4 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highExtremeVery highHighModerateJun 22UV 11Dec 19UV 4
UV index (midday)Level
Jan4Moderate
Feb5High
Mar6High
Apr9Very high
May9Very high
Jun12Extreme
Jul11Extreme
Aug11Extreme
Sep10Very high
Oct7High
Nov5Moderate
Dec4Moderate

Air quality in Vail in August

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where August falls, not just the annual average.

Air quality in Vail is worst in June — around 15 µg/m³ PM2.5 (moderate), about 1.6× the cleanest month (December, 9 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJun 1715 µg/m³Dec 219 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb10Good
Mar11Good
Apr12Good
May11Good
Jun15Moderate
Jul12Moderate
Aug11Good
Sep11Good
Oct10Good
Nov10Good
Dec9Good
Location & terrain

Where is Vail?

Vail sits at 32.0°N, 110.7°W, 0 ft above sea level, in United States. The nearest listed city is Tanque Verde, 14 mi away.

Topography around Vail

How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of Vail.

Within 2 miles, the terrain around Vail has only modest variations in elevation — a maximum elevation change of 374 ft around an average of 3,212 ft above sea level; within 10 miles, large variations in elevation — a maximum elevation change of 3,583 ft; within 50 miles, very significant variations in elevation — a maximum elevation change of 7,421 ft.

The land around Vail is covered by shrubs (77%) within 2 miles, shrubs (88%) within 10 miles, and shrubs (76%) within 50 miles.

2 miles
374 ft
10 miles
3,583 ft
50 miles
7,421 ft
treesshrubsgrasslandcroplandartificial surfacesbare terrain
August weather nearby: Tanque Verde 14 mi · Sahuarita 16 mi · Tucson 17 mi · Drexel Heights 20 mi · Catalina Foothills 21 mi · Green Valley 21 mi · Flowing Wells 24 mi · Casas Adobes 25 mi

United States travel facts

Power plugs
Type A / B
120 V · 60 Hz
Prices
≈ 100% of US
price level, 2025
GDP per capita
$90,027
2025
Happiness
6.8 / 10
World Happiness, 2025
Safe drinking water
98%
of population, 2024
Homicide rate
5.8
per 100k, 2023
Road deaths
12.7
per 100k/yr, 2019
Income group
High
World Bank
Religion
Protestant 47%unaffiliated 23%Roman Catholic 21%Jewish 2%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Vail (32.0479°, -110.712°, elevation 0 ft), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).