Marlboro weather in August

In August, Marlboro sees average daytime highs of 83°F and overnight lows near 69°F, with 4.3 in of rain across 10.5 wet days and about 13.6 hours of daylight. It is the 2nd-warmest and 1st-wettest month of the year here.

Highs ease over the month, from about 84°F in the first days to 81°F by the end. The sky is clear or mostly clear about 30% of the time in August, and the air most often feels muggy.

Daylight stretches from about 14 h 12 min at the start of August to 13 hours by month's end. Set against the rest of the year, August is Marlboro's 4th-clearest and 12th-windiest month. For the whole year in context, see Marlboro's year-round climate.

Daytime high
83°
2nd warmest
Overnight low
69°
11th coldest
Rainfall
4.3 in
10.5 wet days
Daylight
13 h 36 min
5:13 AM – 6:49 PM
Cloud cover
57%
4th clearest
Wind
6 mph
12th windiest
Solar energy
5.26 kWh/m²
Travel score
5.9
out of 10

Marlboro is human settlement in Marlboro Township, New Jersey, United States of America.

Founded
1848

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

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 84°F in the first days to 81°F by the end.

A typical August day in Marlboro reaches about 83°F in the afternoon and slips back to 69°F overnight — a 14°F spread between the day's warmth and the night's chill. On most days the high lands between 76°F and 90°F. Set against its neighbours, August runs about 2°F cooler than July and about 6°F warmer than September.

60°70°80°90°151015202531
Avg high (°F)Avg low (°F)
18470
28470
38470
48470
58470
68470
78470
88470
98369
108369
118369
128369
138369
148369
158369
168369
178369
188268
198268
208268
218268
228268
238268
248267
258267
268267
278167
288167
298167
308167
318166

How August really feels in Marlboro

Once humidity and wind are folded in, August 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

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

Marlboro weather by month

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

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan41° / 28°3.39.33.89.50.1
Feb43° / 29°3.18.93.610.40.5
Mar51° / 35°4.210.32.711.72.4
Apr62° / 45°3.510.70.3135.0
May71° / 55°3.411.1014.26.3
Jun80° / 64°3.911.2014.86.2
Jul85° / 70°4.011.8014.65.1
Aug83° / 69°4.310.5013.65.9
Sep76° / 62°3.79.2012.37.0
Oct65° / 51°3.78.4010.96.2
Nov55° / 40°3.07.90.29.83.6
Dec45° / 33°4.09.51.99.21.1

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 30% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 21% of August, with mostly cloudy or overcast conditions the remaining 49%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14852
24852
34852
44951
54852
64852
74852
84951
94951
104852
114852
124951
135050
144951
155050
165149
175149
185149
195149
205248
215347
225446
235446
245446
255446
265446
275446
285446
295446
305446
315446

Chance of precipitation in August

Any precipitation

Marlboro gets around 4.3 in of rain over 10.5 wet days in August, the wettest month. 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 40% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)
140
239
339
439
539
639
739
839
939
1039
1139
1239
1339
1438
1538
1637
1736
1835
1934
2033
2132
2231
2330
2429
2528
2628
2727
2827
2927
3027
3127

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 31% of days. Sticky, muggy-or-worse air turns up on roughly 51% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
16132433230
26132433230
36132433231
47142432231
57142432231
67142332231
77142332221
87152332221
97152332221
108152332221
118152333211
128152333211
138152333201
148152333201
158152333191
168162333191
178162333191
189162433181
199172432181
209172432171
219172432170
2210182431170
2310192430160
2411192429160
2511202428160
2612202428160
2712212427160
2813212426160
2914222426150
3014222325150
3115222325150

Wind in August

Winds average 6 mph in August, the calmest month.

Across August, daily wind ranges from about 6 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
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 14 h 12 min at the start of August to 13 hours by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 72 minutes over August. Sunrise moves from 4:58 AM to 5:28 AM, and sunset from 7:08 PM to 6:26 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.24:587:08
214.14:597:07
314.15:007:06
414.15:017:05
514.05:027:04
614.05:037:02
714.05:047:01
813.95:057:00
913.95:066:59
1013.85:076:57
1113.85:086:56
1213.85:096:55
1313.75:106:54
1413.75:116:52
1513.75:126:51
1613.65:136:49
1713.65:146:48
1813.55:156:47
1913.55:166:45
2013.45:176:44
2113.45:186:42
2213.45:196:41
2313.35:206:39
2413.35:216:38
2513.25:226:36
2613.25:236:34
2713.25:246:33
2813.15:256:31
2913.15:266:30
3013.05:276:28
3113.05:286:26

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.26 kWh/m².

For context, solar energy here swings from a low near 1.81 kWh/m² to a high of 6.07 kWh/m² in June across the year — August's 5.26 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.6Bright
25.5Bright
35.5Bright
45.5Bright
55.5Bright
65.5Bright
75.4Bright
85.4Bright
95.4Bright
105.3Bright
115.3Bright
125.3Bright
135.3Bright
145.2Bright
155.2Bright
165.2Bright
175.2Bright
185.2Bright
195.1Bright
205.1Bright
215.1Bright
225.1Bright
235.1Bright
245.1Bright
255.0Bright
265.0Bright
275.0Bright
285.0Bright
294.9Bright
304.9Bright
314.9Bright
Planning a trip in August

Hazard calendar for Marlboro

In seasonPeak

In August, Marlboro sits inside its atlantic hurricane season. The full year is below, with each hazard's peak months called out.

Marlboro sits in the Atlantic hurricane belt; the season peaks August–October.

Atlantic hurricane
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is August a good time to visit Marlboro?

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

5.9
Sightseeing
5th-best month of the year
6.7
Beach & pool
1st-best month of the year

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

What to pack for Marlboro in August

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

In August, Marlboro sees daytime highs around 83°F and nights near 69°F. Pack light clothes. Worth having: rain gear and sun protection. About 11 days see rain.

light clothesrain gearsun protection

Sea temperature near Marlboro in August

The nearest coast averages about 74°F in August — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 20 mi away) is warmest in August at about 74°F and coldest in February near 40°F.

It's comfortable for a long swim from Jun 30 to Sep 27 — about 3 months when the water holds above 68°F.

40°50°60°70°80°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmcomfortable to swim
Sea temperature (°F)Comfort
Jan43Bracing
Feb40Bracing
Mar41Bracing
Apr46Bracing
May55Bracing
Jun65Cool
Jul72Refreshing
Aug74Refreshing
Sep71Refreshing
Oct64Cool
Nov55Bracing
Dec49Bracing

UV index in Marlboro in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Marlboro peaks around July 11 at about 8 (very high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near December 21 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateLowJul 11UV 8Dec 21UV 1
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar5Moderate
Apr6High
May7Very high
Jun8Very high
Jul8Very high
Aug6High
Sep6High
Oct3Moderate
Nov3Moderate
Dec1Low

Air quality in Marlboro 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 Marlboro is worst in July — around 18 µg/m³ PM2.5 (moderate), about 1.8× the cleanest month (November, 10 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodJul 1318 µg/m³Nov 1410 µg/m³
PM2.5 (µg/m³)Level
Jan12Moderate
Feb15Moderate
Mar16Moderate
Apr16Moderate
May17Moderate
Jun17Moderate
Jul18Moderate
Aug16Moderate
Sep14Moderate
Oct11Good
Nov10Good
Dec12Good
Location & terrain

Where is Marlboro?

Marlboro sits at 40.3°N, 74.2°W, 171 ft above sea level, in United States. The nearest listed city is Tinton Falls, 7.5 mi away.

Topography around Marlboro

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

Within 2 miles, the terrain around Marlboro has only modest variations in elevation — a maximum elevation change of 233 ft around an average of 167 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 436 ft; within 50 miles, significant variations in elevation — a maximum elevation change of 1,430 ft.

The land around Marlboro is covered by trees (66%) and grassland (24%) within 2 miles, trees (69%) within 10 miles, and trees (50%) and water (27%) within 50 miles.

2 miles
233 ft
10 miles
436 ft
50 miles
1,430 ft
treesgrasslandcroplandartificial surfaceswaterwetland
August weather nearby: Tinton Falls 7.5 mi · South Old Bridge 8.7 mi · Middletown 8.7 mi · Old Bridge 9.3 mi · Sayreville Junction 11 mi · Sayreville 12 mi · South River 12 mi · East Brunswick 12 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 Marlboro (40.3154°, -74.2463°, elevation 171 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. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. 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).