Pittsburgh weather in October

In October, Pittsburgh sees average daytime highs of 62°F and overnight lows near 45°F, with 3.7 in of precipitation across 10.7 wet days and about 10.9 hours of daylight. It is the 6th-warmest and 8th-wettest month of the year here.

Highs ease over the month, from about 68°F in the first days to 57°F by the end. The sky is clear or mostly clear about 31% of the time in October, and the air most often feels dry.

Daylight stretches from about 11 h 36 min at the start of October to 10 h 18 min by month's end. Set against the rest of the year, October is Pittsburgh's 4th-clearest and 7th-windiest month. For the whole year in context, see Pittsburgh's year-round climate.

Daytime high
62°
6th warmest
Overnight low
45°
7th coldest
Precipitation
3.7 in
10.7 wet days
Daylight
10 h 54 min
6:38 AM – 5:32 PM
Cloud cover
59%
4th clearest
Wind
7 mph
7th windiest
Solar energy
3.01 kWh/m²
Travel score
5.3
out of 10

Pittsburgh is city and county seat in Allegheny County, Pennsylvania, United States.

Density
2,015/km²
people per km²
Founded
1758

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

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 68°F in the first days to 57°F by the end.

A typical October day in Pittsburgh reaches about 62°F in the afternoon and slips back to 45°F overnight — a 18°F spread between the day's warmth and the night's chill. On most days the high lands between 50°F and 75°F. Set against its neighbours, October runs about 12°F cooler than September and about 12°F warmer than November.

20°40°60°80°151015202531
Avg high (°F)Avg low (°F)
16950
26850
36849
46849
56749
66748
76748
86647
96647
106547
116546
126446
136446
146445
156345
166245
176244
186244
196144
206143
216043
226042
235942
245942
255842
265841
275841
285740
295740
305640
315640

How October really feels in Pittsburgh

Once humidity and wind are folded in, October 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

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

Pittsburgh weather by month

How October compares with the rest of the year at a glance. October is the 6th-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan37° / 23°3.6127.19.40.0
Feb40° / 24°3.110.85.810.40.1
Mar49° / 32°4.212.93.411.71.9
Apr62° / 42°4.713.81134.6
May70° / 51°4.814.3014.25.8
Jun79° / 60°5.013.6014.86.0
Jul82° / 64°4.614014.65.7
Aug81° / 63°3.711.9013.66.2
Sep74° / 56°4.010.4012.36.7
Oct62° / 45°3.710.70.210.95.3
Nov50° / 35°3.5101.49.82.3
Dec41° / 28°3.511.64.69.20.1

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 31% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 14% of October, with mostly cloudy or overcast conditions the remaining 54%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15149
25149
35149
45149
55050
65050
75050
85050
94852
104852
114852
124753
134654
144654
154555
164555
174555
184555
194456
204456
214357
224357
234258
244258
254258
264159
274258
284159
294159
304159
314159

Chance of precipitation in October

Any precipitationSnow

Pittsburgh gets around 3.7 in of rain and snow over 10.7 wet days in October. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 35% and peaks near 38% on the wettest days, and about 0 day brings snow.

0%10%20%30%40%50%151015202531
Rain chance (%)Snow chance (%)
1350
2340
3340
4330
5330
6320
7320
8320
9320
10320
11330
12330
13340
14340
15340
16350
17350
18360
19360
20370
21371
22381
23381
24381
25382
26372
27372
28362
29362
30352
31342

Humidity in October

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, October lands in the dry band about 85% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
16816124
26916114
37115104
4721594
5721594
6751483
7751483
8761473
9781363
10791362
11811252
12811252
13831142
14851131
15861031
16871021
1788921
1889920
1990910
2091810
2191810
2292710
2392710
2492710
2593610
2694600
2794600
2894600
2995500
3095500
3195500

Wind in October

Winds average 7 mph in October.

Across October, 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.

0246810151015202531
Wind speed (mph)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in October

DaylightNight

Daylight runs from about 11 h 36 min at the start of October to 10 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 78 minutes over October. Sunrise moves from 6:22 AM to 6:55 AM, and sunset from 5:56 PM to 5:12 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.66:225:56
211.56:235:55
311.56:245:53
411.46:255:51
511.46:265:50
611.46:275:48
711.36:285:46
811.36:295:45
911.26:305:43
1011.26:315:41
1111.16:325:40
1211.16:335:38
1311.06:355:37
1411.06:365:35
1510.96:375:34
1610.96:385:32
1710.96:395:31
1810.86:405:29
1910.86:415:28
2010.76:425:26
2110.76:435:25
2210.66:455:24
2310.66:465:22
2410.66:475:21
2510.56:485:20
2610.56:495:18
2710.46:505:17
2810.46:525:16
2910.46:535:14
3010.36:545:13
3110.36:555:12

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 3.01 kWh/m².

For context, solar energy here swings from a low near 1.5 kWh/m² to a high of 5.92 kWh/m² in June across the year — October's 3.01 kWh/m² falls in the middle.

01234151015202531
Solar energy (kWh/m²)Level
13.6Moderate
23.6Moderate
33.5Moderate
43.5Moderate
53.5Moderate
63.4Moderate
73.4Moderate
83.4Moderate
93.3Moderate
103.3Moderate
113.2Moderate
123.2Moderate
133.1Moderate
143.1Moderate
153.1Moderate
163.0Moderate
173.0Moderate
182.9Moderate
192.9Moderate
202.8Moderate
212.8Moderate
222.8Moderate
232.7Moderate
242.7Moderate
252.6Moderate
262.6Moderate
272.6Moderate
282.6Moderate
292.5Moderate
302.5Moderate
312.5Moderate
Planning a trip in October

Hazard calendar for Pittsburgh

In seasonPeak

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

Pittsburgh 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 October a good time to visit Pittsburgh?

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

5.3
Sightseeing
6th-best month of the year
1.5
Beach & pool
6th-best month of the year

October is a reasonable time to visit Pittsburgh for sightseeing.

What to pack for Pittsburgh in October

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

In October, Pittsburgh sees daytime highs around 62°F and nights near 45°F. Worth packing: a warm layer and rain gear. About 11 days see rain.

a warm layerrain gear

UV index in Pittsburgh in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 3 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Pittsburgh peaks around June 22 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 at about 2 (low).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJun 22UV 9Dec 22UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar5Moderate
Apr6High
May8Very high
Jun9Very high
Jul9Very high
Aug7Very high
Sep6High
Oct3Moderate
Nov2Moderate
Dec2Low

Air quality in Pittsburgh in October

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Pittsburgh is worst in July — around 17 µg/m³ PM2.5 (moderate), about 2.3× the cleanest month (November, 7 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1317 µg/m³Nov 147 µg/m³
PM2.5 (µg/m³)Level
Jan9Good
Feb10Good
Mar11Good
Apr11Good
May15Moderate
Jun16Moderate
Jul17Moderate
Aug15Moderate
Sep12Good
Oct8Good
Nov7Good
Dec8Good
Location & terrain

Where is Pittsburgh?

Pittsburgh sits at 40.4°N, 80.0°W, 764 ft above sea level, in United States. The nearest listed city is Wilkinsburg, 6.2 mi away.

Topography around Pittsburgh

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

Within 2 miles, the terrain around Pittsburgh has only modest variations in elevation — a maximum elevation change of 564 ft around an average of 906 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 682 ft; within 50 miles, large variations in elevation — a maximum elevation change of 2,352 ft.

The land around Pittsburgh is covered by artificial surfaces (54%) and trees (35%) within 2 miles, trees (66%) and artificial surfaces (22%) within 10 miles, and trees (75%) within 50 miles.

2 miles
564 ft
10 miles
682 ft
50 miles
2,352 ft
treesgrasslandcroplandartificial surfaceswater
October weather nearby: Wilkinsburg 6.2 mi · Mount Lebanon 6.8 mi · Baldwin 6.8 mi · Bethel Park 8.1 mi · Allison Park 8.7 mi · Upper Saint Clair 8.7 mi · West Mifflin 8.7 mi · Penn Hills 9.3 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 Pittsburgh (40.4406°, -79.9959°, elevation 764 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).