Westminster weather in October

In October, Westminster sees average daytime highs of 65°F and overnight lows near 48°F, with 3.5 in of rain across 8 wet days and about 10.9 hours of daylight. It is the 6th-warmest and 7th-wettest month of the year here.

Highs ease over the month, from about 70°F in the first days to 60°F by the end. The sky is clear or mostly clear about 41% 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 Westminster's 1st-clearest and 7th-windiest month. For the whole year in context, see Westminster's year-round climate.

Daytime high
65°
6th warmest
Overnight low
48°
7th coldest
Rainfall
3.5 in
8 wet days
Daylight
10 h 54 min
6:25 AM – 5:21 PM
Cloud cover
52%
1st clearest
Wind
7 mph
7th windiest
Solar energy
3.28 kWh/m²
Travel score
6.2
out of 10

Westminster is city in Carroll County, northern Maryland, United States.

Density
1,085/km²
people per km²
Founded
1764

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 70°F in the first days to 60°F by the end.

A typical October day in Westminster reaches about 65°F in the afternoon and slips back to 48°F overnight — a 17°F spread between the day's warmth and the night's chill. On most days the high lands between 54°F and 76°F. Set against its neighbours, October runs about 12°F cooler than September and about 12°F warmer than November.

40°60°80°151015202531
Avg high (°F)Avg low (°F)
17154
27153
37053
47053
56952
66952
76951
86851
96851
106750
116750
126749
136649
146649
156548
166548
176547
186447
196447
206446
216346
226346
236245
246245
256245
266144
276144
286044
296043
306043
315942

How October really feels in Westminster

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.

Westminster weather by month

How October compares with the rest of the year at a glance. October is the 6th-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan40° / 26°3.28.83.59.50.0
Feb43° / 28°2.88.73.710.40.5
Mar52° / 35°3.910.52.611.72.7
Apr64° / 45°3.510.50.2135.4
May72° / 55°3.711.7014.16.4
Jun81° / 64°3.611.1014.75.9
Jul86° / 68°3.911.1014.55.0
Aug83° / 67°3.510.3013.65.7
Sep77° / 60°4.59.3012.36.9
Oct65° / 48°3.58010.96.2
Nov54° / 38°3.17.80.49.83.4
Dec44° / 31°3.68.92.19.30.8

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 41% of the time in October, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 14% of October, with mostly cloudy or overcast conditions the remaining 45%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15545
25545
35644
45644
55644
65743
75743
85743
95743
105743
115743
125743
135743
145743
155644
165644
175644
185644
195545
205545
215545
225446
235446
245446
255347
265347
275347
285248
295248
305248
315248

Chance of precipitation in October

Any precipitation

Westminster gets around 3.5 in of rain over 8 wet days in October. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 26% and peaks near 30% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
130
229
329
428
528
627
726
826
926
1026
1126
1226
1326
1426
1526
1626
1726
1826
1926
2026
2126
2226
2326
2426
2526
2626
2726
2825
2925
3025
3124

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 78% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
160181480
260171481
361171471
464161361
565161261
667151251
768151151
870151041
97115941
107215931
117414831
127514731
137714621
147814521
157814521
168014420
178213410
188313310
198412310
208412310
218511310
228711200
238711200
248810200
258810200
26899200
27899200
28908200
29908200
30908200
31917200

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
97calm
107calm
117calm
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 6:09 AM to 6:41 AM, and sunset from 5:45 PM to 5:02 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.66:095:45
211.56:105:43
311.56:115:41
411.56:125:40
511.46:135:38
611.46:145:37
711.36:155:35
811.36:165:33
911.26:175:32
1011.26:185:30
1111.26:205:29
1211.16:215:27
1311.16:225:26
1411.06:235:24
1511.06:245:23
1610.96:255:21
1710.96:265:20
1810.96:275:18
1910.86:285:17
2010.86:295:16
2110.76:305:14
2210.76:315:13
2310.66:325:11
2410.66:345:10
2510.66:355:09
2610.56:365:08
2710.56:375:06
2810.56:385:05
2910.46:395:04
3010.46:405:03
3110.36:415:02

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 3.28 kWh/m².

For context, solar energy here swings from a low near 1.88 kWh/m² to a high of 6.13 kWh/m² in June across the year — October's 3.28 kWh/m² falls in the middle.

01234151015202531
Solar energy (kWh/m²)Level
13.7Moderate
23.7Moderate
33.7Moderate
43.7Moderate
53.6Moderate
63.6Moderate
73.6Moderate
83.5Moderate
93.5Moderate
103.5Moderate
113.4Moderate
123.4Moderate
133.4Moderate
143.3Moderate
153.3Moderate
163.3Moderate
173.2Moderate
183.2Moderate
193.2Moderate
203.1Moderate
213.1Moderate
223.1Moderate
233.0Moderate
243.0Moderate
253.0Moderate
262.9Moderate
272.9Moderate
282.9Moderate
292.8Moderate
302.8Moderate
312.8Moderate
Planning a trip in October

Is October a good time to visit Westminster?

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

6.2
Sightseeing
3rd-best month of the year
2.4
Beach & pool
6th-best month of the year

October is a reasonable time to visit Westminster for sightseeing.

What to pack for Westminster in October

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

In October, Westminster sees daytime highs around 65°F and nights near 48°F. Worth packing: rain gear. About 8 days see rain.

rain gear

UV index in Westminster 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 Westminster peaks around July 10 at about 9 (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 9 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateLowJul 10UV 9Dec 20UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar5Moderate
Apr6High
May8Very high
Jun9Very high
Jul9Very high
Aug7High
Sep6High
Oct3Moderate
Nov3Moderate
Dec2Low

Air quality in Westminster 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 Westminster 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 1317 µg/m³Nov 138 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb11Good
Mar12Moderate
Apr12Moderate
May15Moderate
Jun16Moderate
Jul17Moderate
Aug14Moderate
Sep12Good
Oct9Good
Nov8Good
Dec9Good
Location & terrain

Where is Westminster?

Westminster sits at 39.6°N, 77.0°W, 764 ft above sea level, in United States. The nearest listed city is Reisterstown, 11 mi away.

Topography around Westminster

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

Within 2 miles, the terrain around Westminster has only modest variations in elevation — a maximum elevation change of 397 ft around an average of 751 ft above sea level; within 10 miles, significant variations in elevation — a maximum elevation change of 1,102 ft; within 50 miles, large variations in elevation — a maximum elevation change of 2,260 ft.

The land around Westminster is covered by trees (46%) and grassland (29%) within 2 miles, trees (47%), grassland (27%) and cropland (23%) within 10 miles, and trees (53%) within 50 miles.

2 miles
397 ft
10 miles
1,102 ft
50 miles
2,260 ft
treesgrasslandcroplandartificial surfaceswater
October weather nearby: Reisterstown 11 mi · Eldersburg 12 mi · Hanover 16 mi · Owings Mills 16 mi · Randallstown 18 mi · Hunt Valley 20 mi · Milford Mill 20 mi · Cockeysville 20 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 Westminster (39.5754°, -76.9958°, 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. 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).