Lenoir weather in September

In September, Lenoir sees average daytime highs of 78°F and overnight lows near 59°F, with 4.2 in of rain across 9.6 wet days and about 12.2 hours of daylight. It is the 4th-warmest and 5th-wettest month of the year here.

Highs ease over the month, from about 81°F in the first days to 74°F by the end. The sky is clear or mostly clear about 39% of the time in September, and the air most often feels humid.

Daylight stretches from about 12 h 48 min at the start of September to 11 h 42 min by month's end. Set against the rest of the year, September is Lenoir's 3rd-clearest and 9th-windiest month. For the whole year in context, see Lenoir's year-round climate.

Daytime high
78°
4th warmest
Overnight low
59°
9th coldest
Rainfall
4.2 in
9.6 wet days
Daylight
12 h 12 min
6:14 AM – 6:27 PM
Cloud cover
53%
3rd clearest
Wind
4 mph
9th windiest
Solar energy
4.48 kWh/m²
Travel score
6.9
out of 10

Lenoir is city in Caldwell County, North Carolina, United States.

Density
334/km²
people per km²
Founded
1841

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

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 81°F in the first days to 74°F by the end.

A typical September day in Lenoir reaches about 78°F in the afternoon and slips back to 59°F overnight — a 18°F spread between the day's warmth and the night's chill. On most days the high lands between 69°F and 86°F. Set against its neighbours, September runs about 5°F cooler than August and about 10°F warmer than October.

40°60°80°151015202530
Avg high (°F)Avg low (°F)
18264
28163
38163
48163
58163
68062
78062
88062
98061
107961
117961
127961
137860
147860
157860
167859
177759
187759
197658
207658
217658
227658
237557
247557
257556
267456
277456
287455
297355
307354

How September really feels in Lenoir

Once humidity and wind are folded in, September 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

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

Lenoir weather by month

How September compares with the rest of the year at a glance. September is the 4th-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan47° / 30°4.49.829.81.6
Feb51° / 33°3.69.12.110.62.5
Mar59° / 39°4.710.91.111.74.5
Apr68° / 47°4.39.80.112.96.3
May74° / 55°3.611.1013.96.6
Jun81° / 63°3.512.4014.45.9
Jul85° / 67°3.313.2014.25.0
Aug83° / 66°3.412013.45.6
Sep78° / 59°4.29.6012.26.9
Oct68° / 48°3.77.4011.16.8
Nov58° / 38°3.98.20.110.14.6
Dec50° / 33°4.29.21.19.62.3

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 39% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 16% of September, with mostly cloudy or overcast conditions the remaining 45%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15545
25545
35545
45545
55743
65743
75743
85743
95743
105743
115743
125743
135644
145545
155545
165545
175446
185347
195347
205347
215347
225347
235347
245446
255545
265644
275644
285743
295743
305743

Chance of precipitation in September

Any precipitation

Lenoir gets around 4.2 in of rain over 9.6 wet days in September. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 31% and peaks near 33% on the wettest days.

0%10%20%30%40%151015202530
Rain chance (%)
131
231
331
431
530
630
730
829
929
1029
1128
1228
1328
1428
1529
1630
1730
1831
1932
2033
2133
2233
2333
2433
2533
2633
2732
2832
2931
3030

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the humid band about 28% of days. Sticky, muggy-or-worse air turns up on roughly 21% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
182031401
292131381
3102230371
4112330351
5122430331
6132529311
7142629291
8152729281
9162829261
10182829241
11192830231
12202830211
13212830201
14222831191
15242731180
16252731170
17262731160
18272730160
19282630150
20302630150
21312529140
22332529140
23352528130
24372427120
25392425120
26412424110
27432423110
28452421100
29472320100
3049231990

Wind in September

Winds average 4 mph in September.

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

0246810151015202530
Wind speed (mph)Feels
14calm
24calm
34calm
44calm
54calm
64calm
74calm
84calm
94calm
104calm
114calm
124calm
134calm
144calm
154calm
164calm
174calm
184calm
194calm
204calm
214calm
224calm
234calm
244calm
254calm
264calm
274calm
284calm
294calm
304calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 12 h 48 min at the start of September to 11 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 66 minutes over September. Sunrise moves from 6:02 AM to 6:25 AM, and sunset from 6:50 PM to 6:06 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.86:026:50
212.86:036:48
312.76:036:47
412.76:046:45
512.66:056:44
612.66:066:42
712.66:076:41
812.56:076:39
912.56:086:38
1012.56:096:36
1112.46:106:35
1212.46:116:33
1312.36:116:32
1412.36:126:30
1512.36:136:29
1612.26:146:27
1712.26:156:26
1812.16:156:24
1912.16:166:23
2012.16:176:21
2112.06:186:20
2212.06:196:18
2312.06:196:16
2411.96:206:15
2511.96:216:13
2611.86:226:12
2711.86:236:10
2811.86:236:09
2911.76:246:07
3011.76:256:06

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.48 kWh/m².

For context, solar energy here swings from a low near 2.26 kWh/m² to a high of 6.08 kWh/m² in June across the year — September's 4.48 kWh/m² falls in the middle.

024151015202530
Solar energy (kWh/m²)Level
14.9Bright
24.9Bright
34.9Bright
44.9Bright
54.8Bright
64.8Bright
74.8Bright
84.8Bright
94.8Bright
104.7Bright
114.7Bright
124.6Bright
134.6Bright
144.6Bright
154.5Bright
164.5Bright
174.4Bright
184.4Bright
194.4Bright
204.3Bright
214.3Bright
224.3Bright
234.2Bright
244.2Bright
254.2Bright
264.2Bright
274.1Bright
284.1Bright
294.1Bright
304.1Bright
Planning a trip in September

Is September a good time to visit Lenoir?

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

6.9
Sightseeing
1st-best month of the year
6.3
Beach & pool
3rd-best month of the year

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

What to pack for Lenoir in September

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

In September, Lenoir sees daytime highs around 78°F and nights near 59°F. Worth packing: light clothes and rain gear. About 10 days see rain.

light clothesrain gear

UV index in Lenoir in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Lenoir peaks around July 13 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 21 at about 2 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateJul 13UV 10Dec 21UV 2
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar6High
Apr7High
May8Very high
Jun9Very high
Jul10Very high
Aug8Very high
Sep7High
Oct5Moderate
Nov4Moderate
Dec2Moderate

Air quality in Lenoir in September

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Lenoir is worst in July — around 18 µg/m³ PM2.5 (moderate), about 2.5× the cleanest month (December, 7 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1617 µg/m³Dec 197 µg/m³
PM2.5 (µg/m³)Level
Jan7Good
Feb9Good
Mar11Good
Apr11Good
May13Moderate
Jun15Moderate
Jul18Moderate
Aug15Moderate
Sep12Good
Oct8Good
Nov8Good
Dec7Good
Location & terrain

Where is Lenoir?

Lenoir sits at 35.9°N, 81.5°W, 1,171 ft above sea level, in United States. The nearest listed city is Morganton, 14 mi away.

Topography around Lenoir

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

Within 2 miles, the terrain around Lenoir has only modest variations in elevation — a maximum elevation change of 423 ft around an average of 1,198 ft above sea level; within 10 miles, significant variations in elevation — a maximum elevation change of 1,791 ft; within 50 miles, very significant variations in elevation — a maximum elevation change of 6,112 ft.

The land around Lenoir is covered by trees (69%) within 2 miles, trees (84%) within 10 miles, and trees (82%) within 50 miles.

2 miles
423 ft
10 miles
1,791 ft
50 miles
6,112 ft
treesgrasslandcroplandartificial surfacesbare terrainwater
September weather nearby: Morganton 14 mi · Hickory 17 mi · Boone 22 mi · Statesville 38 mi · Shelby 43 mi · Mooresville 47 mi · Cornelius 48 mi · Gastonia 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 Lenoir (35.914°, -81.539°, elevation 1,171 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).