Greeneville weather in October

In October, Greeneville sees average daytime highs of 68°F and overnight lows near 47°F, with 2.9 in of precipitation across 8.7 wet days and about 11.1 hours of daylight. It is the 6th-warmest and 12th-wettest month of the year here.

Highs ease over the month, from about 73°F in the first days to 63°F by the end. The sky is clear or mostly clear about 42% 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 30 min by month's end. Set against the rest of the year, October is Greeneville's 1st-clearest and 8th-windiest month. For the whole year in context, see Greeneville's year-round climate.

Daytime high
68°
6th warmest
Overnight low
47°
7th coldest
Precipitation
2.9 in
8.7 wet days
Daylight
11 h 06 min
6:44 AM – 5:48 PM
Cloud cover
49%
1st clearest
Wind
4 mph
8th windiest
Solar energy
3.66 kWh/m²
Travel score
6.6
out of 10

Greeneville is town in and county seat of Greene County, Tennessee, United States.

Density
343/km²
people per km²
Founded
1783

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 73°F in the first days to 63°F by the end.

A typical October day in Greeneville reaches about 68°F in the afternoon and slips back to 47°F overnight — a 21°F spread between the day's warmth and the night's chill. On most days the high lands between 57°F and 78°F. Set against its neighbours, October runs about 10°F cooler than September and about 11°F warmer than November.

20°40°60°80°151015202531
Avg high (°F)Avg low (°F)
17353
27352
37352
47252
57251
67251
77150
87150
97150
107049
117049
126948
136948
146947
156847
166847
176746
186746
196746
206645
216645
226644
236544
246544
256544
266443
276443
286442
296342
306342
316241

How October really feels in Greeneville

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.

Greeneville weather by month

How October compares with the rest of the year at a glance. October is the 6th-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan46° / 29°4.112.23.59.81.1
Feb50° / 32°3.811.83.510.62.0
Mar58° / 38°4.6132.111.74.0
Apr67° / 47°4.212.10.512.95.9
May74° / 55°4.113.4013.96.3
Jun81° / 62°3.714.8014.45.7
Jul83° / 66°4.015014.25.1
Aug83° / 65°3.412.1013.45.7
Sep78° / 58°3.49.2012.27.0
Oct68° / 47°2.98.70.211.16.6
Nov57° / 37°3.49.70.710.14.1
Dec49° / 32°4.211.42.69.61.8

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 42% of the time in October, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 15% of October, with mostly cloudy or overcast conditions the remaining 42%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16040
26040
36040
46040
56040
65941
75941
85941
95941
105941
115842
125842
135842
145842
155842
165743
175842
185842
195743
205743
215743
225743
235644
245644
255644
265644
275545
285446
295545
305446
315446

Chance of precipitation in October

Any precipitationSnow

Greeneville gets around 2.9 in of rain and snow over 8.7 wet days in October, the driest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 29% and peaks near 32% on the wettest days, and about 0 day brings snow.

0%10%20%30%40%151015202531
Rain chance (%)Snow chance (%)
1280
2280
3280
4270
5270
6270
7270
8280
9280
10280
11280
12290
13290
14290
15280
16280
17280
18280
19280
20280
21291
22291
23291
24291
25301
26301
27302
28312
29312
30322
31322

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 75% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
15225176
25524165
35624155
45823145
56023134
66222124
76322114
86521113
96621103
10682093
11702082
12711982
13721972
14741862
15751861
16771751
17781651
18791641
19811540
20821530
21831430
22831430
23851320
24861220
25861220
26861220
27871120
28881020
29871030
3088930
3188930

Wind in October

Winds average 4 mph in October.

Across October, daily wind ranges from about 4 mph on the calmest days to 5 mph at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (mph)Feels
14calm
24calm
34calm
44calm
54calm
64calm
74calm
84calm
94calm
104calm
114calm
124calm
134calm
144calm
154calm
164calm
174calm
184calm
194calm
204calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm
315calm

Sunrise & sunset in October

DaylightNight

Daylight runs from about 11 h 36 min at the start of October to 10 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 66 minutes over October. Sunrise moves from 6:31 AM to 6:59 AM, and sunset from 6:09 PM to 5:31 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.66:316:09
211.66:326:08
311.66:336:06
411.56:346:05
511.56:356:04
611.46:356:02
711.46:366:01
811.46:375:59
911.36:385:58
1011.36:395:56
1111.36:405:55
1211.26:415:54
1311.26:425:52
1411.16:435:51
1511.16:445:50
1611.16:445:48
1711.06:455:47
1811.06:465:46
1911.06:475:44
2010.96:485:43
2110.96:495:42
2210.86:505:41
2310.86:515:40
2410.86:525:38
2510.76:535:37
2610.76:545:36
2710.76:555:35
2810.66:565:34
2910.66:575:33
3010.66:585:32
3110.56:595:31

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 3.66 kWh/m².

For context, solar energy here swings from a low near 2.08 kWh/m² to a high of 6.12 kWh/m² in June across the year — October's 3.66 kWh/m² falls in the middle.

012345151015202531
Solar energy (kWh/m²)Level
14.2Bright
24.2Bright
34.1Bright
44.1Bright
54.1Bright
64.0Bright
74.0Moderate
84.0Moderate
93.9Moderate
103.9Moderate
113.8Moderate
123.8Moderate
133.8Moderate
143.7Moderate
153.7Moderate
163.6Moderate
173.6Moderate
183.6Moderate
193.5Moderate
203.5Moderate
213.5Moderate
223.4Moderate
233.4Moderate
243.4Moderate
253.3Moderate
263.3Moderate
273.2Moderate
283.2Moderate
293.2Moderate
303.1Moderate
313.1Moderate
Planning a trip in October

Is October a good time to visit Greeneville?

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

6.6
Sightseeing
2nd-best month of the year
3.4
Beach & pool
6th-best month of the year

October is a reasonable time to visit Greeneville for sightseeing.

What to pack for Greeneville in October

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

In October, Greeneville sees daytime highs around 68°F and nights near 47°F. Worth packing: rain gear. About 9 days see rain.

rain gear

UV index in Greeneville in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 5 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Greeneville peaks around July 12 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 at about 3 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 11 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateJul 12UV 10Dec 20UV 3
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar6High
Apr7High
May8Very high
Jun9Very high
Jul10Very high
Aug8Very high
Sep7High
Oct5Moderate
Nov4Moderate
Dec2Moderate

Air quality in Greeneville 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 Greeneville is worst in July — around 18 µg/m³ PM2.5 (moderate), about 2.6× the cleanest month (December, 7 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1618 µg/m³Dec 217 µg/m³
PM2.5 (µg/m³)Level
Jan7Good
Feb9Good
Mar10Good
Apr11Good
May13Moderate
Jun16Moderate
Jul18Moderate
Aug15Moderate
Sep12Good
Oct8Good
Nov8Good
Dec7Good
Location & terrain

Where is Greeneville?

Greeneville sits at 36.2°N, 82.8°W, 1,519 ft above sea level, in United States. The nearest listed city is Morristown, 26 mi away.

Topography around Greeneville

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

Within 2 miles, the terrain around Greeneville has only modest variations in elevation — a maximum elevation change of 390 ft around an average of 1,526 ft above sea level; within 10 miles, large variations in elevation — a maximum elevation change of 2,917 ft; within 50 miles, very significant variations in elevation — a maximum elevation change of 5,919 ft.

The land around Greeneville is covered by trees (44%) and grassland (41%) within 2 miles, grassland (53%) and trees (42%) within 10 miles, and trees (76%) and grassland (21%) within 50 miles.

2 miles
390 ft
10 miles
2,917 ft
50 miles
5,919 ft
treesgrasslandcroplandartificial surfacesbare terrainwater
October weather nearby: Morristown 26 mi · Johnson City 29 mi · Kingsport 30 mi · Asheville 42 mi · Sevierville 45 mi · Bristol 47 mi · Bristol 47 mi · Gatlinburg 49 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 Greeneville (36.1632°, -82.831°, elevation 1,519 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).