Manteca weather in July

In July, Manteca sees average daytime highs of 92°F and overnight lows near 62°F, with 0.0 in of rain across 0 wet days and about 14.3 hours of daylight. It is the 1st-warmest and 12th-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 90% of the time in July, and the air most often feels dry.

Daylight stretches from about 14 h 36 min at the start of July to 14 hours by month's end. Set against the rest of the year, July is Manteca's 2nd-clearest and 4th-windiest month. For the whole year in context, see Manteca's year-round climate.

Daytime high
92°
1st warmest
Overnight low
62°
12th coldest
Rainfall
0.0 in
0 wet days
Daylight
14 h 24 min
4:59 AM – 7:22 PM
Cloud cover
10%
2nd clearest
Wind
5 mph
4th windiest
Solar energy
8.27 kWh/m²
Travel score
4.8
out of 10

Manteca is city in San Joaquin County, California, United States.

Density
1,640/km²
people per km²
Founded
1861

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 92°F through the month.

A typical July day in Manteca reaches about 92°F in the afternoon and slips back to 62°F overnight — a 29°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, July runs about 3°F warmer than June and on par with August.

60°80°100°151015202531
Avg high (°F)Avg low (°F)
19162
29162
39162
49162
59262
69262
79262
89262
99262
109262
119262
129262
139262
149262
159262
169262
179263
189263
199263
209263
219263
229263
239263
249263
259262
269262
279262
289162
299162
309162
319162

How July really feels in Manteca

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.

Manteca weather by month

How July compares with the rest of the year at a glance. July is the 1st-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysDaylight (hours)Travel score
Jan58° / 42°3.38.69.74.5
Feb62° / 44°3.08.510.55.5
Mar67° / 47°2.68.211.76.6
Apr73° / 50°1.34.812.97.8
May81° / 55°0.73147.8
Jun88° / 60°0.10.814.65.8
Jul92° / 62°0.0014.34.8
Aug90° / 61°0.00.113.55.3
Sep86° / 58°0.10.612.36.7
Oct78° / 53°0.82.4118.6
Nov66° / 46°1.65.2106.8
Dec58° / 41°2.97.99.44.6

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 90% of the time in July.

Beyond those clear spells, partly cloudy skies cover about 4% of July, with mostly cloudy or overcast conditions the remaining 6%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1937
2937
3946
4946
5946
6955
7955
8955
9955
10955
11955
12946
13946
14946
15946
16946
17946
18946
19937
20937
21937
22937
23946
24946
25946
26946
27946
28946
29946
30946
31946

Chance of precipitation in July

Any precipitation

Manteca gets around 0.0 in of rain over 0 wet days in July, the driest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 0% and peaks near 1% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
11
21
31
41
51
61
71
80
90
100
110
120
130
140
150
160
170
180
190
200
210
220
230
240
250
260
270
280
290
300
310

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 61% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
176231
275241
374251
473261
572271
670282
769292
868302
967312
1067312
1166322
1264333
1363343
1462353
1561363
1659374
1758384
1857394
1955405
2055405
2154415
2254415
2352426
2452426
2552426
2652426
2751427
2851427
2951427
3051427
3153416

Wind in July

Winds average 5 mph in July.

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

0246810151015202531
Wind speed (mph)Feels
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
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 36 min at the start of July to 14 hours by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 36 minutes over July. Sunrise moves from 4:51 AM to 5:11 AM, and sunset from 7:26 PM to 7:11 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.64:517:26
214.64:517:26
314.64:517:26
414.64:527:26
514.54:527:25
614.54:537:25
714.54:537:25
814.54:547:25
914.54:557:25
1014.54:557:24
1114.54:567:24
1214.54:567:24
1314.44:577:23
1414.44:587:23
1514.44:587:22
1614.44:597:22
1714.45:007:21
1814.35:017:21
1914.35:017:20
2014.35:027:20
2114.35:037:19
2214.25:047:18
2314.25:047:18
2414.25:057:17
2514.25:067:16
2614.15:077:15
2714.15:087:15
2814.15:087:14
2914.15:097:13
3014.05:107:12
3114.05:117:11

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 8.27 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 2.27 kWh/m² to a high of 8.27 kWh/m² in July across the year — July's 8.27 kWh/m² sits near the top of that range.

02468151015202531
Solar energy (kWh/m²)Level
18.4Intense
28.4Intense
38.4Intense
48.4Intense
58.4Intense
68.4Intense
78.4Intense
88.4Intense
98.4Intense
108.3Intense
118.3Intense
128.3Intense
138.3Intense
148.3Intense
158.3Intense
168.3Intense
178.2Intense
188.2Intense
198.2Intense
208.2Intense
218.2Intense
228.2Intense
238.1Intense
248.1Intense
258.1Intense
268.1Intense
278.1Intense
288.0Intense
298.0Intense
308.0Intense
318.0Intense
Planning a trip in July

Is July a good time to visit Manteca?

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

4.8
Sightseeing
10th-best month of the year
8.4
Beach & pool
4th-best month of the year

July is a reasonable time to visit Manteca for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Manteca in July

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

In July, Manteca sees daytime highs around 92°F and nights near 62°F. Pack light clothes and sun protection.

light clothessun protection

UV index in Manteca in July

LowModerateHighVery highExtreme

Clear-sky midday UV in July 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 Manteca peaks around June 21 at about 10 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 17 at about 2 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 9 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highVery highHighModerateJun 21UV 10Dec 17UV 2
UV index (midday)Level
Jan2Moderate
Feb4Moderate
Mar4Moderate
Apr7High
May8Very high
Jun10Extreme
Jul10Very high
Aug10Very high
Sep6High
Oct5High
Nov2Moderate
Dec2Moderate

Air quality in Manteca 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 Manteca is worst in August — around 34 µg/m³ PM2.5 (moderate), about 4.9× the cleanest month (June, 7 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateAug 1832 µg/m³Jun 157 µg/m³
PM2.5 (µg/m³)Level
Jan13Moderate
Feb13Moderate
Mar13Moderate
Apr10Good
May8Good
Jun7Good
Jul9Good
Aug34Moderate
Sep16Moderate
Oct14Moderate
Nov15Moderate
Dec12Good
Location & terrain

Where is Manteca?

Manteca sits at 37.8°N, 121.2°W, 36 ft above sea level, in United States. The nearest listed city is Lathrop, 3.7 mi away.

Topography around Manteca

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

Within 2 miles, the terrain around Manteca has only modest variations in elevation — a maximum elevation change of 59 ft around an average of 36 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 197 ft; within 50 miles, very significant variations in elevation — a maximum elevation change of 4,259 ft.

The land around Manteca is covered by artificial surfaces (67%) within 2 miles, cropland (35%) and trees (29%) within 10 miles, and grassland (44%) and trees (25%) within 50 miles.

2 miles
59 ft
10 miles
197 ft
50 miles
4,259 ft
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
July weather nearby: Lathrop 3.7 mi · Ripon 6.2 mi · Stockton 12 mi · Tracy 12 mi · Riverbank 16 mi · Modesto 16 mi · Ceres 20 mi · Oakdale 21 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 Manteca (37.7974°, -121.216°, elevation 36 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).