Manteca weather in April

In April, Manteca sees average daytime highs of 73°F and overnight lows near 50°F, with 1.3 in of rain across 4.8 wet days and about 12.9 hours of daylight. It is the 7th-warmest and 6th-wettest month of the year here.

Highs climb over the month, from about 70°F in the first days to 77°F by the end. The sky is clear or mostly clear about 48% of the time in April, and the air most often feels dry.

Daylight stretches from about 12 h 24 min at the start of April to 13 h 30 min by month's end. Set against the rest of the year, April is Manteca's 7th-clearest and 3rd-windiest month. For the whole year in context, see Manteca's year-round climate.

Daytime high
73°
7th warmest
Overnight low
50°
6th coldest
Rainfall
1.3 in
4.8 wet days
Daylight
13 hours
5:36 AM – 6:34 PM
Cloud cover
44%
7th clearest
Wind
6 mph
3rd windiest
Solar energy
6.33 kWh/m²
Travel score
7.8
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 April

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 70°F in the first days to 77°F by the end.

A typical April day in Manteca reaches about 73°F in the afternoon and slips back to 50°F overnight — a 23°F spread between the day's warmth and the night's chill. On most days the high lands between 63°F and 84°F. Set against its neighbours, April runs about 6°F warmer than March and about 8°F cooler than May.

40°60°80°151015202530
Avg high (°F)Avg low (°F)
17048
27048
37048
47048
57048
67048
77149
87149
97149
107149
117149
127249
137249
147249
157350
167350
177350
187450
197451
207451
217551
227551
237651
247652
257652
267752
277752
287753
297853
307853

How April really feels in Manteca

Once humidity and wind are folded in, April averages 0 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
0
heat index over the day's high
Days feeling ≤ 32°F
0
wind chill below the day's low

April sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Manteca weather by month

How April compares with the rest of the year at a glance. April is the 7th-warmest and 6th-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 April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 48% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 14% of April, with mostly cloudy or overcast conditions the remaining 38%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15743
25743
35743
45743
55743
65743
75743
85842
95941
105941
115941
126040
136040
146139
156139
166238
176337
186436
196436
206436
216634
226634
236634
246634
256733
266832
276832
286832
296832
306931

Chance of precipitation in April

Any precipitation

Manteca gets around 1.3 in of rain over 4.8 wet days in April. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 16% and peaks near 20% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%151015202530
Rain chance (%)
120
220
320
419
519
619
719
819
919
1019
1119
1219
1318
1418
1517
1617
1716
1816
1915
2014
2114
2213
2313
2413
2512
2612
2712
2812
2912
3011

Humidity in April

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, April lands in the dry band about 97% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)
1991
2991
3991
4991
5991
6991
7991
8982
9982
10982
11982
12982
13973
14973
15973
16973
17973
18973
19973
20973
21964
22964
23964
24964
25964
26964
27964
28964
29964
30964

Wind in April

Winds average 6 mph in April.

Across April, 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.

0246810151015202530
Wind speed (mph)Feels
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm

Sunrise & sunset in April

DaylightNight

Daylight runs from about 12 h 24 min at the start of April to 13 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 66 minutes over April. Sunrise moves from 5:59 AM to 5:17 AM, and sunset from 6:20 PM to 6:47 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.45:596:20
212.45:576:21
312.45:556:22
412.55:546:23
512.55:526:24
612.65:516:25
712.65:496:26
812.75:486:27
912.75:466:28
1012.75:456:29
1112.85:436:30
1212.85:426:31
1312.95:406:32
1412.95:396:32
1512.95:376:33
1613.05:366:34
1713.05:346:35
1813.15:336:36
1913.15:326:37
2013.15:306:38
2113.25:296:39
2213.25:276:40
2313.25:266:41
2413.35:256:42
2513.35:236:43
2613.45:226:44
2713.45:216:45
2813.45:196:46
2913.55:186:46
3013.55:176:47

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 6.33 kWh/m².

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 — April's 6.33 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.7Bright
25.7Bright
35.7Bright
45.8Bright
55.8Bright
65.9Bright
75.9Bright
86.0Bright
96.0Intense
106.1Intense
116.1Intense
126.2Intense
136.2Intense
146.3Intense
156.3Intense
166.3Intense
176.4Intense
186.4Intense
196.5Intense
206.5Intense
216.6Intense
226.6Intense
236.7Intense
246.7Intense
256.8Intense
266.8Intense
276.9Intense
286.9Intense
296.9Intense
307.0Intense
Planning a trip in April

Is April a good time to visit Manteca?

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

7.8
Sightseeing
2nd-best month of the year
5.9
Beach & pool
7th-best month of the year

April is one of the better times to visit Manteca for general sightseeing.

What to pack for Manteca in April

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

In April, Manteca sees daytime highs around 73°F and nights near 50°F. Pack sun protection. Worth having: light clothes. About 5 days see rain.

sun protectionlight clothes

UV index in Manteca in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April peaks around 7 — enough to warrant sun protection. 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 April

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where April 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
April 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).