Yuma weather in August

In August, Yuma sees average daytime highs of 106°F and overnight lows near 83°F, with 0.4 in of rain across 3.2 wet days and about 13.2 hours of daylight. It is the 2nd-warmest and 3rd-wettest month of the year here.

Day-to-day highs hold fairly steady near 106°F through the month. The sky is clear or mostly clear about 80% of the time in August, and the air most often feels muggy.

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 Yuma's 6th-clearest and 8th-windiest month. For the whole year in context, see Yuma's year-round climate.

Daytime high
106°
2nd warmest
Overnight low
83°
12th coldest
Rainfall
0.4 in
3.2 wet days
Daylight
13 h 12 min
6:06 AM – 7:19 PM
Cloud cover
22%
6th clearest
Wind
6 mph
8th windiest
Solar energy
7.05 kWh/m²
Travel score
0.0
out of 10

Yuma is city in and county seat of Yuma County, Arizona, United States.

Density
306/km²
people per km²
Founded
1888

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 106°F through the month.

A typical August day in Yuma reaches about 106°F in the afternoon and slips back to 83°F overnight — a 23°F spread between the day's warmth and the night's chill. On most days the high lands between 101°F and 112°F. Set against its neighbours, August runs on par with July and about 5°F warmer than September.

80°90°100°110°151015202531
Avg high (°F)Avg low (°F)
110784
210784
310784
410784
510784
610784
710784
810784
910784
1010784
1110784
1210784
1310784
1410784
1510784
1610784
1710684
1810684
1910684
2010683
2110683
2210683
2310683
2410683
2510683
2610583
2710583
2810583
2910583
3010582
3110582

How August really feels in Yuma

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
31 feel dangerously hot (≥ 102°F)
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.

Yuma weather by month

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

MonthHigh / Low (°F)Rainfall (inches)Wet daysDaylight (hours)Travel score
Jan71° / 49°0.41.810.18.3
Feb74° / 51°0.62.310.88.6
Mar81° / 56°0.41.411.88.1
Apr87° / 61°0.10.512.86.2
May95° / 68°0.00.213.73.4
Jun103° / 75°0.00.214.10.6
Jul107° / 83°0.21.613.90.0
Aug106° / 83°0.43.213.20.0
Sep101° / 78°0.52.112.21.0
Oct91° / 66°0.20.711.24.9
Nov78° / 55°0.3110.38.6
Dec69° / 48°0.41.79.98.1

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 80% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 10% of August, with mostly cloudy or overcast conditions the remaining 10%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
18614
28614
38614
48614
58713
68812
78812
88911
98911
108911
119010
12919
13919
14919
15919
16919
17937
18937
19937
20937
21937
22937
23928
24928
25919
26919
27919
28919
29919
30919
31919

Chance of precipitation in August

Any precipitation

Yuma gets around 0.4 in of rain over 3.2 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 10% and peaks near 13% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
17
27
38
48
58
68
78
88
98
108
119
129
139
149
1510
1610
1711
1811
1912
2012
2112
2212
2313
2413
2513
2613
2713
2813
2913
3013
3113

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the muggy band about 26% of days. Sticky, muggy-or-worse air turns up on roughly 36% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
12720252360
22719242460
32719242460
42719242460
52719232570
62619232570
72619232670
82619232670
92519232670
102519232770
112419232770
122318232870
132218242880
142218242880
152118242881
162017252891
172017252891
1819172527101
1919172627101
2019172626111
2119172626121
2220162525121
2320162524131
2420162524131
2521162424142
2621162424142
2721162424141
2821162324141
2922162324151
3022162224151
3123162125151

Wind in August

Winds average 6 mph in August.

Across August, daily wind ranges from about 6 mph on the calmest days to 7 mph at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (mph)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm
316calm

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 5:56 AM to 6:16 AM, and sunset from 7:33 PM to 7:01 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.65:567:33
213.65:567:33
313.65:577:32
413.65:587:31
513.55:587:30
613.55:597:29
713.56:007:28
813.46:017:27
913.46:017:26
1013.46:027:25
1113.46:037:24
1213.36:037:23
1313.36:047:22
1413.36:057:21
1513.26:057:20
1613.26:067:19
1713.26:077:18
1813.26:077:17
1913.16:087:16
2013.16:097:15
2113.16:107:13
2213.06:107:12
2313.06:117:11
2413.06:127:10
2512.96:127:08
2612.96:137:07
2712.96:147:06
2812.86:147:05
2912.86:157:03
3012.86:167:02
3112.76:167:01

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 7.05 kWh/m².

For context, solar energy here swings from a low near 3.34 kWh/m² to a high of 8.47 kWh/m² in June across the year — August's 7.05 kWh/m² falls in the middle.

02468151015202531
Solar energy (kWh/m²)Level
17.4Intense
27.3Intense
37.3Intense
47.3Intense
57.3Intense
67.3Intense
77.3Intense
87.3Intense
97.2Intense
107.2Intense
117.2Intense
127.2Intense
137.1Intense
147.1Intense
157.1Intense
167.0Intense
177.0Intense
187.0Intense
197.0Intense
206.9Intense
216.9Intense
226.9Intense
236.8Intense
246.8Intense
256.8Intense
266.7Intense
276.7Intense
286.7Intense
296.7Intense
306.6Intense
316.6Intense
Planning a trip in August

Is August a good time to visit Yuma?

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

0.0
Sightseeing
11th-best month of the year
2.1
Beach & pool
11th-best month of the year

August is a weaker month for outdoor sightseeing in Yuma.

What to pack for Yuma in August

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

In August, Yuma sees daytime highs around 106°F and nights near 83°F. Pack light clothes and sun protection. About 3 days see rain.

light clothessun protection

UV index in Yuma in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Yuma peaks around June 22 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 18 at about 3 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateVery highExtremeVery highHighModerateJun 22UV 11Dec 18UV 3
UV index (midday)Level
Jan4Moderate
Feb5Moderate
Mar5Moderate
Apr8Very high
May8Very high
Jun11Extreme
Jul11Extreme
Aug10Extreme
Sep9Very high
Oct6High
Nov4Moderate
Dec3Moderate
Location & terrain

Where is Yuma?

Yuma sits at 32.7°N, 114.6°W, 141 ft above sea level, in United States. The nearest listed city is Somerton, 9.9 mi away.

Topography around Yuma

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

Within 2 miles, the terrain around Yuma has only modest variations in elevation — a maximum elevation change of 131 ft around an average of 141 ft above sea level; within 10 miles, significant variations in elevation — a maximum elevation change of 1,135 ft; within 50 miles, large variations in elevation — a maximum elevation change of 3,428 ft.

The land around Yuma is covered by artificial surfaces (37%) and cropland (29%) within 2 miles, bare terrain (44%) and cropland (36%) within 10 miles, and bare terrain (73%) within 50 miles.

2 miles
131 ft
10 miles
1,135 ft
50 miles
3,428 ft
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
August weather nearby: Somerton 9.9 mi · Fortuna Foothills 13 mi · San Luis 19 mi · San Luis Río Colorado 21 mi · Ciudad Guadalupe Victoria 41 mi · Puebla 44 mi · Mexicali 48 mi · Calexico 51 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 Yuma (32.7253°, -114.6244°, elevation 141 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).