Marana weather in July

In July, Marana sees average daytime highs of 100°F and overnight lows near 79°F, with 1.2 in of rain across 6.9 wet days and about 13.9 hours of daylight. It is the 1st-warmest and 2nd-wettest month of the year here.

Day-to-day highs hold fairly steady near 100°F through the month. The sky is clear or mostly clear about 55% of the time in July, and the air most often feels dry.

Daylight stretches from about 14 h 06 min at the start of July to 13 h 36 min by month's end. Set against the rest of the year, July is Marana's 12th-clearest and 7th-windiest month. For the whole year in context, see Marana's year-round climate.

Daytime high
100°
1st warmest
Overnight low
79°
12th coldest
Rainfall
1.2 in
6.9 wet days
Daylight
13 h 54 min
5:32 AM – 7:29 PM
Cloud cover
41%
12th clearest
Wind
5 mph
7th windiest
Solar energy
7.32 kWh/m²
Travel score
1.2
out of 10

Marana is town in Pima and Pinal counties in Arizona, United States.

Density
131/km²
people per km²
Founded
1977

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

Temperature in July

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 100°F through the month.

A typical July day in Marana reaches about 100°F in the afternoon and slips back to 79°F overnight — a 21°F spread between the day's warmth and the night's chill. On most days the high lands between 92°F and 106°F. Set against its neighbours, July runs on par with June and about 2°F warmer than August.

70°80°90°100°110°151015202531
Avg high (°F)Avg low (°F)
110278
210178
310178
410178
510178
610178
710179
810179
910179
1010179
1110079
1210079
1310079
1410079
1510079
1610079
1710079
1810079
1910079
2010079
2110079
229979
239979
249979
259979
269979
279979
289979
299979
309979
319979

How July really feels in Marana

Once humidity and wind are folded in, July 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 July is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Marana weather by month

How July compares with the rest of the year at a glance. July is the 1st-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysDaylight (hours)Travel score
Jan65° / 42°1.13.810.17.2
Feb68° / 45°1.1410.87.5
Mar75° / 50°0.7311.88.4
Apr82° / 56°0.31.212.87.9
May91° / 64°0.10.713.64.8
Jun100° / 73°0.2114.11.6
Jul100° / 79°1.26.913.91.2
Aug98° / 78°1.27.113.21.8
Sep95° / 73°1.03.512.23.2
Oct85° / 61°0.52.611.26.6
Nov74° / 50°0.72.510.38.5
Dec64° / 42°1.249.97.0

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 55% of the time in July, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 20% of July, with mostly cloudy or overcast conditions the remaining 25%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
18812
28713
38614
48515
58317
68317
78119
87921
97921
107723
117723
127525
137525
147426
157426
167327
177228
187228
197129
207129
217030
227030
237030
247030
256931
266931
276931
286931
296931
306931
316931

Chance of precipitation in July

Any precipitation

Marana gets around 1.2 in of rain over 6.9 wet days in July. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 21% and peaks near 26% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%151015202531
Rain chance (%)
111
212
313
414
515
616
717
818
918
1019
1120
1220
1321
1422
1522
1623
1723
1824
1924
2025
2125
2226
2326
2426
2526
2626
2726
2825
2925
3024
3124

Humidity in July

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, July lands in the dry band about 44% of days. Sticky, muggy-or-worse air turns up on roughly 17% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
172121051
269131161
367131271
464141381
562141491
6591515101
7581515111
8561616111
9541616122
10511717132
11501717142
12491818142
13471918152
14451918152
15442019162
16422019162
17412120172
18392120172
19382221182
20362222182
21342223192
22332323192
23322324202
24302324202
25292325212
26282425212
27272426212
28262426212
29262426212
30262526212
31252527212

Wind in July

Winds average 5 mph in July.

Across July, daily wind ranges from about 5 mph on the calmest days to 6 mph at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (mph)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm
315calm

Sunrise & sunset in July

DaylightNight

Daylight runs from about 14 h 06 min at the start of July to 13 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 30 minutes over July. Sunrise moves from 5:25 AM to 5:42 AM, and sunset from 7:31 PM to 7:20 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.15:257:31
214.15:257:31
314.15:267:31
414.15:267:31
514.15:277:31
614.15:277:31
714.15:287:31
814.05:287:31
914.05:297:31
1014.05:297:30
1114.05:307:30
1214.05:307:30
1314.05:317:30
1414.05:317:29
1514.05:327:29
1613.95:327:29
1713.95:337:28
1813.95:347:28
1913.95:347:27
2013.95:357:27
2113.95:357:26
2213.85:367:26
2313.85:377:25
2413.85:377:25
2513.85:387:24
2613.75:397:24
2713.75:397:23
2813.75:407:22
2913.75:417:22
3013.75:417:21
3113.65:427:20

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 7.32 kWh/m².

For context, solar energy here swings from a low near 3.32 kWh/m² to a high of 8.4 kWh/m² in June across the year — July's 7.32 kWh/m² falls in the middle.

02468151015202531
Solar energy (kWh/m²)Level
17.9Intense
27.9Intense
37.8Intense
47.8Intense
57.7Intense
67.7Intense
77.6Intense
87.6Intense
97.5Intense
107.5Intense
117.5Intense
127.4Intense
137.4Intense
147.4Intense
157.3Intense
167.3Intense
177.3Intense
187.2Intense
197.2Intense
207.2Intense
217.2Intense
227.1Intense
237.1Intense
247.1Intense
257.1Intense
267.0Intense
277.0Intense
287.0Intense
297.0Intense
307.0Intense
317.0Intense
Planning a trip in July

Is July a good time to visit Marana?

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

1.2
Sightseeing
12th-best month of the year
4.2
Beach & pool
9th-best month of the year

July is a weaker month for outdoor sightseeing in Marana.

What to pack for Marana in July

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

In July, Marana sees daytime highs around 100°F and nights near 79°F. Pack light clothes and sun protection. About 7 days see rain.

light clothessun protection

UV index in Marana in July

LowModerateHighVery highExtreme

Clear-sky midday UV in July 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 Marana peaks around June 23 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 19 at about 3 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highExtremeVery highHighModerateJun 23UV 11Dec 19UV 3
UV index (midday)Level
Jan4Moderate
Feb5Moderate
Mar5High
Apr9Very high
May9Very high
Jun11Extreme
Jul11Extreme
Aug11Extreme
Sep10Very high
Oct7High
Nov5Moderate
Dec3Moderate

Air quality in Marana in July

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Marana 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 Marana?

Marana sits at 32.4°N, 111.2°W, 1,991 ft above sea level, in United States. The nearest listed city is Oro Valley, 16 mi away.

Topography around Marana

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

Within 2 miles, the terrain around Marana has only modest variations in elevation — a maximum elevation change of 79 ft around an average of 1,988 ft above sea level; within 10 miles, large variations in elevation — a maximum elevation change of 2,500 ft; within 50 miles, extreme variations in elevation — a maximum elevation change of 8,579 ft.

The land around Marana is covered by cropland (30%) and shrubs (27%) within 2 miles, shrubs (65%) within 10 miles, and shrubs (77%) within 50 miles.

2 miles
79 ft
10 miles
2,500 ft
50 miles
8,579 ft
treesshrubsgrasslandcroplandartificial surfacesbare terrain
July weather nearby: Oro Valley 16 mi · Casas Adobes 16 mi · Flowing Wells 16 mi · Catalina Foothills 21 mi · Tucson 23 mi · Drexel Heights 24 mi · Eloy 29 mi · Tanque Verde 31 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 Marana (32.4367°, -111.2254°, elevation 1,991 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).