Sewell weather in June

In June, Sewell sees average daytime highs of 82°F and overnight lows near 65°F, with 3.7 in of rain across 10.2 wet days and about 14.8 hours of daylight. It is the 3rd-warmest and 5th-wettest month of the year here.

Highs climb over the month, from about 78°F in the first days to 85°F by the end. The sky is clear or mostly clear about 25% of the time in June, and the air most often feels muggy.

Daylight stretches from about 14 h 36 min at the start of June to 14 h 48 min by month's end. Set against the rest of the year, June is Sewell's 10th-clearest and 9th-windiest month. For the whole year in context, see Sewell's year-round climate.

Daytime high
82°
3rd warmest
Overnight low
65°
10th coldest
Rainfall
3.7 in
10.2 wet days
Daylight
14 h 48 min
4:37 AM – 7:25 PM
Cloud cover
61%
10th clearest
Wind
6 mph
9th windiest
Solar energy
6.1 kWh/m²
Travel score
6.0
out of 10

Sewell is unincorporated community in New Jersey, United States of America.

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

Temperature in June

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 78°F in the first days to 85°F by the end.

A typical June day in Sewell reaches about 82°F in the afternoon and slips back to 65°F overnight — a 17°F spread between the day's warmth and the night's chill. On most days the high lands between 73°F and 90°F. Set against its neighbours, June runs about 9°F warmer than May and about 4°F cooler than July.

50°60°70°80°90°151015202530
Avg high (°F)Avg low (°F)
17860
27861
37861
47961
57962
67962
78062
88063
98063
108063
118164
128164
138164
148164
158265
168265
178265
188265
198366
208366
218366
228367
238367
248467
258467
268467
278468
288568
298568
308568

How June really feels in Sewell

Once humidity and wind are folded in, June 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

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

Sewell weather by month

How June compares with the rest of the year at a glance. June is the 3rd-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan41° / 28°3.19.23.49.50.1
Feb44° / 29°2.98.73.110.40.8
Mar53° / 36°4.010.7211.72.8
Apr64° / 46°3.410.20.3135.5
May73° / 55°3.310.3014.26.6
Jun82° / 65°3.710.2014.86.0
Jul86° / 70°3.610.7014.55.0
Aug84° / 68°3.810.3013.65.6
Sep78° / 61°3.99.1012.36.9
Oct66° / 50°3.67.8010.96.4
Nov55° / 39°2.980.29.83.8
Dec46° / 32°3.88.91.89.21.3

Cloud cover in June

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 25% of the time in June.

Beyond those clear spells, partly cloudy skies cover about 21% of June, with mostly cloudy or overcast conditions the remaining 54%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14456
24456
34555
44555
54555
64456
74456
84456
94357
104357
114357
124357
134357
144456
154456
164555
174555
184654
194654
204753
214753
224753
234753
244852
254852
264951
274951
284951
295050
305050

Chance of precipitation in June

Any precipitation

Sewell gets around 3.7 in of rain over 10.2 wet days in June. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 34% and peaks near 36% on the wettest days.

0%10%20%30%40%50%151015202530
Rain chance (%)
132
232
332
432
532
632
732
833
933
1033
1133
1234
1334
1435
1535
1635
1736
1836
1936
2036
2136
2236
2335
2435
2535
2635
2734
2834
2934
3034

Humidity in June

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, June lands in the muggy band about 25% of days. Sticky, muggy-or-worse air turns up on roughly 34% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1402122152
2382122162
3372122173
4362221183
5352221193
6342320194
7332320204
8322319215
9312319216
10292319226
11282319227
12272320238
13252320248
14242221249
152222222510
162121222610
171921232611
181820242711
191720242712
201620252712
211519252813
221419252913
231319262913
241219263014
251118263014
261018253115
271018253116
28918253116
29918243117
30918243118

Wind in June

Winds average 6 mph in June.

Across June, 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.

0246810151015202530
Wind speed (mph)Feels
17calm
27calm
37calm
47calm
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

Sunrise & sunset in June

DaylightNight

Daylight runs from about 14 h 36 min at the start of June to 14 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 12 minutes over June. Sunrise moves from 4:40 AM to 4:40 AM, and sunset from 7:16 PM to 7:27 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
114.64:407:16
214.64:407:17
314.64:397:18
414.74:397:18
514.74:397:19
614.74:387:20
714.74:387:20
814.74:387:21
914.74:377:21
1014.74:377:22
1114.84:377:22
1214.84:377:23
1314.84:377:23
1414.84:377:24
1514.84:377:24
1614.84:377:25
1714.84:377:25
1814.84:377:26
1914.84:377:26
2014.84:377:26
2114.84:377:26
2214.84:377:27
2314.84:387:27
2414.84:387:27
2514.84:387:27
2614.84:387:27
2714.84:397:27
2814.84:397:27
2914.84:407:27
3014.84:407:27

Solar energy in June

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in June, about 6.1 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 1.86 kWh/m² to a high of 6.1 kWh/m² in June across the year — June's 6.1 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
16.0Bright
26.0Bright
36.0Bright
46.0Bright
56.0Bright
66.0Bright
76.0Intense
86.0Intense
96.0Intense
106.0Intense
116.0Intense
126.0Intense
136.1Intense
146.1Intense
156.1Intense
166.1Intense
176.1Intense
186.1Intense
196.1Intense
206.2Intense
216.2Intense
226.2Intense
236.2Intense
246.2Intense
256.2Intense
266.2Intense
276.2Intense
286.3Intense
296.3Intense
306.3Intense
Planning a trip in June

Hazard calendar for Sewell

In seasonPeak

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

Sewell 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 June a good time to visit Sewell?

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

6.0
Sightseeing
4th-best month of the year
6.6
Beach & pool
3rd-best month of the year

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

What to pack for Sewell in June

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

In June, Sewell sees daytime highs around 82°F and nights near 65°F. Pack light clothes and sun protection. Worth having: rain gear. About 10 days see rain.

light clothessun protectionrain gear

UV index in Sewell in June

LowModerateHighVery highExtreme

Clear-sky midday UV in June peaks around 8 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Sewell peaks around July 11 at about 8 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 at about 2 (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 20UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar5Moderate
Apr6High
May8Very high
Jun8Very high
Jul8Very high
Aug6High
Sep6High
Oct4Moderate
Nov3Moderate
Dec2Low

Air quality in Sewell in June

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Sewell is worst in July — around 18 µg/m³ PM2.5 (moderate), about 2.0× the cleanest month (November, 9 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1317 µg/m³Nov 129 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb13Moderate
Mar15Moderate
Apr13Moderate
May15Moderate
Jun16Moderate
Jul18Moderate
Aug15Moderate
Sep12Good
Oct9Good
Nov9Good
Dec10Good
Location & terrain

Where is Sewell?

Sewell sits at 39.8°N, 75.1°W, 66 ft above sea level, in United States. The nearest listed city is Glassboro, 5.0 mi away.

Topography around Sewell

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

Within 2 miles, the terrain around Sewell has only modest variations in elevation — a maximum elevation change of 184 ft around an average of 89 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 259 ft; within 50 miles, significant variations in elevation — a maximum elevation change of 1,365 ft.

The land around Sewell is covered by trees (67%) and grassland (20%) within 2 miles, trees (52%) within 10 miles, and trees (57%) within 50 miles.

2 miles
184 ft
10 miles
259 ft
50 miles
1,365 ft
treesgrasslandcroplandartificial surfaceswaterwetland
June weather nearby: Glassboro 5.0 mi · Lindenwold 8.7 mi · Williamstown 9.9 mi · Sicklerville 9.9 mi · Whitman 11 mi · Lower Moyamensing 11 mi · Wharton 11 mi · Camden 11 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 Sewell (39.7665°, -75.1443°, elevation 66 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). 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).