Brownsburg weather in October

In October, Brownsburg sees average daytime highs of 64°F and overnight lows near 46°F, with 3.3 in of precipitation across 8.6 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 58°F by the end. The sky is clear or mostly clear about 37% 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 Brownsburg's 3rd-clearest and 7th-windiest month. For the whole year in context, see Brownsburg's year-round climate.

Daytime high
64°
6th warmest
Overnight low
46°
7th coldest
Precipitation
3.3 in
8.6 wet days
Daylight
10 h 54 min
7:03 AM – 5:59 PM
Cloud cover
55%
3rd clearest
Wind
8 mph
7th windiest
Solar energy
3.29 kWh/m²
Travel score
5.9
out of 10

Brownsburg is town in Hendricks County, Indiana, United States.

Density
612/km²
people per km²
Founded
1824

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 58°F by the end.

A typical October day in Brownsburg reaches about 64°F in the afternoon and slips back to 46°F overnight — a 19°F spread between the day's warmth and the night's chill. On most days the high lands between 52°F and 77°F. Set against its neighbours, October runs about 12°F cooler than September and about 14°F warmer than November.

20°40°60°80°151015202531
Avg high (°F)Avg low (°F)
17151
27151
37150
47050
57050
66949
76949
86849
96848
106748
116747
126647
136647
146546
156546
166445
176445
186345
196344
206244
216244
226144
236143
246043
256043
266042
275942
285942
295841
305841
315740

How October really feels in Brownsburg

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.

Brownsburg 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
Jan36° / 22°3.294.39.50.0
Feb40° / 25°2.68.44.110.40.1
Mar51° / 33°3.810.82.111.72.3
Apr63° / 44°4.911.80.3135.1
May72° / 55°4.913.4014.26.1
Jun81° / 64°4.411.7014.86.1
Jul84° / 67°3.711.3014.55.5
Aug82° / 65°3.09.3013.66.3
Sep77° / 57°2.87.4012.37.3
Oct64° / 46°3.38.60.110.95.9
Nov51° / 35°3.58.80.99.82.5
Dec40° / 27°3.09.73.59.20.1

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 37% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 13% of October, with mostly cloudy or overcast conditions the remaining 50%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15941
25941
35941
45842
55842
65743
75644
85545
95545
105446
115446
125347
135347
145248
155248
165149
175050
184951
194951
204753
214654
224654
234456
244456
254357
264357
274258
284159
294159
304159
314258

Chance of precipitation in October

Any precipitation

Brownsburg gets around 3.3 in of rain and snow over 8.6 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 27% and peaks near 28% on the wettest days, and about 0 day brings snow.

0%10%20%30%40%151015202531
Rain chance (%)
127
226
326
426
526
626
726
826
927
1027
1127
1227
1327
1427
1527
1627
1727
1827
1927
2028
2128
2228
2328
2428
2528
2628
2728
2828
2928
3028
3128

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 83% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1721396
2731395
3731395
4741385
5751384
6761284
7761284
8771274
9781273
10781273
11801163
12811162
13821152
14831151
15841051
16851041
17861040
18861040
19861040
2087940
2188930
2288930
2388930
2488930
2589830
2689830
2790820
2890820
2990820
3090820
3191720

Wind in October

Winds average 8 mph in October.

Across October, daily wind ranges from about 7 mph on the calmest days to 9 mph at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (mph)Feels
17calm
27calm
37light breeze
47light breeze
58light breeze
68light breeze
78light breeze
88light breeze
98light breeze
108light breeze
118light breeze
128light breeze
138light breeze
148light breeze
158light breeze
168light breeze
178light breeze
188light breeze
198light breeze
208light breeze
218light breeze
228light breeze
238light breeze
248light breeze
258light breeze
268light breeze
278light breeze
288light breeze
299light breeze
309light breeze
319light breeze

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 6:47 AM to 7:20 AM, and sunset from 6:22 PM to 5:39 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.66:476:22
211.56:486:20
311.56:496:19
411.56:506:17
511.46:516:16
611.46:526:14
711.36:536:12
811.36:546:11
911.26:556:09
1011.26:566:08
1111.16:576:06
1211.16:586:05
1311.17:006:03
1411.07:016:01
1511.07:026:00
1610.97:035:59
1710.97:045:57
1810.87:055:56
1910.87:065:54
2010.87:075:53
2110.77:085:51
2210.77:095:50
2310.67:105:49
2410.67:125:47
2510.67:135:46
2610.57:145:45
2710.57:155:44
2810.47:165:42
2910.47:175:41
3010.47:185:40
3110.37:205:39

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 3.29 kWh/m².

For context, solar energy here swings from a low near 1.73 kWh/m² to a high of 6.3 kWh/m² in June across the year — October's 3.29 kWh/m² falls in the middle.

012345151015202531
Solar energy (kWh/m²)Level
14.0Bright
24.0Moderate
33.9Moderate
43.9Moderate
53.8Moderate
63.8Moderate
73.7Moderate
83.7Moderate
93.6Moderate
103.6Moderate
113.5Moderate
123.5Moderate
133.5Moderate
143.4Moderate
153.4Moderate
163.3Moderate
173.3Moderate
183.2Moderate
193.2Moderate
203.1Moderate
213.1Moderate
223.0Moderate
233.0Moderate
242.9Moderate
252.9Moderate
262.8Moderate
272.8Moderate
282.8Moderate
292.7Moderate
302.7Moderate
312.7Moderate
Planning a trip in October

Is October a good time to visit Brownsburg?

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

5.9
Sightseeing
5th-best month of the year
2.2
Beach & pool
6th-best month of the year

October is a reasonable time to visit Brownsburg for sightseeing.

What to pack for Brownsburg in October

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

In October, Brownsburg sees daytime highs around 64°F and nights near 46°F. Worth packing: a warm layer and rain gear. About 9 days see rain.

a warm layerrain gear

UV index in Brownsburg 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 Brownsburg peaks around June 23 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.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateJun 23UV 9Dec 22UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar5Moderate
Apr6High
May8Very high
Jun9Very high
Jul9Very high
Aug8Very high
Sep6High
Oct3Moderate
Nov3Moderate
Dec2Low

Air quality in Brownsburg 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 Brownsburg is worst in July — around 17 µg/m³ PM2.5 (moderate), about 2.2× the cleanest month (October, 8 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateModerateGoodJul 1416 µg/m³Oct 218 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb12Moderate
Mar12Moderate
Apr12Good
May14Moderate
Jun16Moderate
Jul17Moderate
Aug14Moderate
Sep11Good
Oct8Good
Nov8Good
Dec9Good
Location & terrain

Where is Brownsburg?

Brownsburg sits at 39.8°N, 86.4°W, 883 ft above sea level, in United States. The nearest listed city is Fairfield Heights, 1.2 mi away.

Topography around Brownsburg

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

Within 2 miles, the terrain around Brownsburg has only modest variations in elevation — a maximum elevation change of 138 ft around an average of 886 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 354 ft; within 50 miles, only modest variations in elevation — a maximum elevation change of 712 ft.

The land around Brownsburg is covered by trees (33%), grassland (31%) and artificial surfaces (25%) within 2 miles, cropland (36%), trees (26%) and grassland (23%) within 10 miles, and cropland (57%) and trees (31%) within 50 miles.

2 miles
138 ft
10 miles
354 ft
50 miles
712 ft
treesgrasslandcroplandartificial surfacesbare terrainwater
October weather nearby: Fairfield Heights 1.2 mi · Avon 5.6 mi · Plainfield 9.3 mi · Zionsville 11 mi · Broad Ripple 14 mi · Indianapolis 14 mi · Lebanon 15 mi · Carmel 17 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 Brownsburg (39.8434°, -86.3978°, elevation 883 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).