Reading weather in August

In August, Reading sees average daytime highs of 84°F and overnight lows near 66°F, with 3.3 in of rain across 9.8 wet days and about 13.6 hours of daylight. It is the 2nd-warmest and 9th-wettest month of the year here.

Highs ease over the month, from about 85°F in the first days to 82°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 Reading's 3rd-clearest and 12th-windiest month. For the whole year in context, see Reading's year-round climate.

Daytime high
84°
2nd warmest
Overnight low
66°
11th coldest
Rainfall
3.3 in
9.8 wet days
Daylight
13 h 36 min
5:19 AM – 6:56 PM
Cloud cover
58%
3rd clearest
Wind
5 mph
12th windiest
Solar energy
5.27 kWh/m²
Travel score
5.6
out of 10

Reading is city in and county seat of Berks County, Pennsylvania, United States.

Density
3,347/km²
people per km²
Founded
1748

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 85°F in the first days to 82°F by the end.

A typical August day in Reading reaches about 84°F in the afternoon and slips back to 66°F overnight — a 18°F spread between the day's warmth and the night's chill. On most days the high lands between 76°F and 92°F. Set against its neighbours, August runs about 2°F cooler than July and about 7°F warmer than September.

50°60°70°80°90°151015202531
Avg high (°F)Avg low (°F)
18567
28567
38567
48567
58567
68567
78567
88567
98567
108567
118466
128466
138466
148466
158466
168466
178466
188465
198365
208365
218365
228365
238365
248365
258364
268364
278364
288264
298264
308264
318263

How August really feels in Reading

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.

Reading weather by month

How August compares with the rest of the year at a glance. August is the 2nd-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan38° / 25°3.29.34.19.50.0
Feb41° / 26°2.98.93.910.40.2
Mar50° / 33°3.910.63.111.72.2
Apr62° / 43°3.810.80.4135.1
May72° / 53°3.611.4014.26.4
Jun81° / 62°3.811.1014.85.9
Jul86° / 67°3.710.7014.64.9
Aug84° / 66°3.39.8013.65.6
Sep77° / 58°4.39.1012.36.9
Oct64° / 47°3.78.70.110.95.9
Nov53° / 37°3.08.20.69.83.1
Dec43° / 30°3.792.49.20.5

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 19% of August, with mostly cloudy or overcast conditions the remaining 50%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14852
24951
34951
44951
54852
64753
74753
84753
94753
104753
114753
124753
134753
144753
154951
164951
174951
185050
195149
205149
215149
225248
235248
245248
255248
265347
275347
285347
295248
305248
315248

Chance of precipitation in August

Any precipitation

Reading gets around 3.3 in of rain over 9.8 wet days in August. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 32% and peaks near 35% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)
134
234
334
433
534
634
734
834
935
1035
1135
1235
1335
1435
1535
1634
1734
1833
1932
2032
2131
2230
2329
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 28% of days. Sticky, muggy-or-worse air turns up on roughly 37% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
11417263013
21418253012
31518253012
41518243012
51518243012
61618242912
71619242912
81619243012
91619233012
101619233011
111719233011
121719233111
131719233110
141719233010
151719243010
16172024309
17172024299
18182025298
19182125288
20192125288
21192125287
22202225277
23202225267
24212224267
25222324256
26232323246
27242323246
28252323236
29252322236
30262322236
31272321226

Wind in August

Winds average 5 mph in August, the calmest month.

Across August, 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 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 5:05 AM to 5:34 AM, and sunset from 7:15 PM to 6:33 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.25:057:15
214.15:067:14
314.15:077:13
414.15:087:11
514.05:097:10
614.05:107:09
714.05:117:08
813.95:127:07
913.95:137:05
1013.85:137:04
1113.85:147:03
1213.85:157:02
1313.75:167:00
1413.75:176:59
1513.75:186:58
1613.65:196:56
1713.65:206:55
1813.55:216:53
1913.55:226:52
2013.45:236:50
2113.45:246:49
2213.45:256:47
2313.35:266:46
2413.35:276:44
2513.25:286:43
2613.25:296:41
2713.25:306:40
2813.15:316:38
2913.15:326:36
3013.05:336:35
3113.05:346:33

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.27 kWh/m².

For context, solar energy here swings from a low near 1.77 kWh/m² to a high of 6.08 kWh/m² in June across the year — August's 5.27 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.6Bright
25.6Bright
35.6Bright
45.6Bright
55.5Bright
65.5Bright
75.5Bright
85.5Bright
95.4Bright
105.4Bright
115.4Bright
125.3Bright
135.3Bright
145.3Bright
155.3Bright
165.2Bright
175.2Bright
185.2Bright
195.2Bright
205.2Bright
215.1Bright
225.1Bright
235.1Bright
245.1Bright
255.0Bright
265.0Bright
275.0Bright
284.9Bright
294.9Bright
304.9Bright
314.8Bright
Planning a trip in August

Is August a good time to visit Reading?

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

5.6
Sightseeing
5th-best month of the year
6.9
Beach & pool
1st-best month of the year

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

What to pack for Reading in August

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

In August, Reading sees daytime highs around 84°F and nights near 66°F. Pack light clothes. Worth having: rain gear and sun protection. About 10 days see rain.

light clothesrain gearsun protection

UV index in Reading 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 Reading peaks around June 21 at about 8 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 21 at about 2 (low).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateLowJun 21UV 8Dec 21UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar5Moderate
Apr6High
May8Very high
Jun8Very high
Jul8Very high
Aug6High
Sep6High
Oct3Moderate
Nov2Moderate
Dec2Low

Air quality in Reading 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 Reading is worst in July — around 17 µg/m³ PM2.5 (moderate), about 2.1× the cleanest month (November, 8 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1417 µg/m³Nov 148 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb12Good
Mar13Moderate
Apr13Moderate
May16Moderate
Jun16Moderate
Jul17Moderate
Aug15Moderate
Sep12Good
Oct9Good
Nov8Good
Dec9Good
Location & terrain

Where is Reading?

Reading sits at 40.3°N, 75.9°W, 305 ft above sea level, in United States. The nearest listed city is Pottstown, 16 mi away.

Topography around Reading

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

Within 2 miles, the terrain around Reading has significant variations in elevation — a maximum elevation change of 961 ft around an average of 374 ft above sea level; within 10 miles, significant variations in elevation — a maximum elevation change of 1,175 ft; within 50 miles, large variations in elevation — a maximum elevation change of 2,333 ft.

The land around Reading is covered by trees (47%) and artificial surfaces (43%) within 2 miles, trees (59%) within 10 miles, and trees (61%) within 50 miles.

2 miles
961 ft
10 miles
1,175 ft
50 miles
2,333 ft
treesgrasslandcroplandartificial surfacesbare terrainwater
August weather nearby: Pottstown 16 mi · Limerick 22 mi · Lebanon 25 mi · Phoenixville 26 mi · Lancaster 29 mi · Allentown 30 mi · West Chester 31 mi · Whitehall Township 32 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 Reading (40.3357°, -75.9269°, elevation 305 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).