Memphis weather in September

In September, Memphis sees average daytime highs of 83°F and overnight lows near 65°F, with 2.9 in of rain across 7.4 wet days and about 12.2 hours of daylight. It is the 4th-warmest and 12th-wettest month of the year here.

Highs ease over the month, from about 87°F in the first days to 80°F by the end. The sky is clear or mostly clear about 52% of the time in September, and the air most often feels muggy.

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 Memphis's 2nd-clearest and 9th-windiest month. For the whole year in context, see Memphis's year-round climate.

Daytime high
83°
4th warmest
Overnight low
65°
9th coldest
Rainfall
2.9 in
7.4 wet days
Daylight
12 h 12 min
5:48 AM – 6:01 PM
Cloud cover
44%
2nd clearest
Wind
6 mph
9th windiest
Solar energy
4.95 kWh/m²
Travel score
6.2
out of 10

Memphis is city in and county seat of Shelby County, Tennessee, United States.

Density
754/km²
people per km²
Founded
1819

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 87°F in the first days to 80°F by the end.

A typical September day in Memphis reaches about 83°F in the afternoon and slips back to 65°F overnight — a 19°F spread between the day's warmth and the night's chill. On most days the high lands between 75°F and 91°F. Set against its neighbours, September runs about 5°F cooler than August and about 11°F warmer than October.

40°60°80°151015202530
Avg high (°F)Avg low (°F)
18770
28769
38769
48769
58769
68668
78668
88668
98567
108567
118567
128566
138466
148465
158465
168365
178365
188364
198364
208263
218263
228263
238162
248162
258161
268061
278060
288060
297960
307959

How September really feels in Memphis

Once humidity and wind are folded in, September averages 2 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
2
heat index over the day's high
Days feeling ≤ 32°F
0
wind chill below the day's low

The story in September is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Memphis weather by month

How September compares with the rest of the year at a glance. September is the 4th-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan49° / 33°3.99.60.99.92.1
Feb53° / 36°4.19.20.910.73.1
Mar62° / 44°5.011.40.511.75.2
Apr71° / 53°4.810012.96.6
May80° / 62°4.611.1013.86.4
Jun87° / 71°3.49.7014.34.8
Jul89° / 74°3.710.4014.14.1
Aug89° / 72°3.08.5013.34.5
Sep83° / 65°2.97.4012.26.2
Oct73° / 53°4.07.4011.17.3
Nov61° / 43°4.08.50.110.25.3
Dec52° / 36°5.09.80.49.72.7

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 52% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 13% of September, with mostly cloudy or overcast conditions the remaining 35%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
16634
26634
36634
46634
56634
66535
76436
86436
96436
106436
116337
126337
136238
146238
156139
166238
176238
186238
196238
206337
216337
226535
236634
246634
256832
266832
276931
286931
296931
306931

Chance of precipitation in September

Any precipitation

Memphis gets around 2.9 in of rain over 7.4 wet days in September, the driest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 25% and peaks near 27% on the wettest days.

0%10%20%30%40%151015202530
Rain chance (%)
127
226
326
426
526
625
725
825
925
1024
1125
1225
1325
1425
1526
1626
1726
1827
1927
2026
2126
2225
2325
2424
2523
2622
2721
2821
2920
3019

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the muggy band about 26% of days. Sticky, muggy-or-worse air turns up on roughly 44% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
14101733351
24101733341
35111833321
46121832310
57131932290
68141931280
79142031260
810152030250
911152030230
1012162029220
1113162129210
1215172128200
1316172128190
1417172127180
1518172127170
1619182126160
1721182125150
1822172125150
1924172124140
2025172123130
2127172123120
2229172122110
2331182021100
243318202090
253418201980
263618191980
273818191870
284018191760
294118191660
304318191650

Wind in September

Winds average 6 mph in September.

Across September, daily wind ranges from about 5 mph on the calmest days to 6 mph at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (mph)Feels
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm

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 5:37 AM to 5:59 AM, and sunset from 6:23 PM to 5:40 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.85:376:23
212.75:376:22
312.75:386:20
412.75:396:19
512.65:406:17
612.65:406:16
712.65:416:14
812.55:426:13
912.55:436:12
1012.45:436:10
1112.45:446:09
1212.45:456:07
1312.35:466:06
1412.35:466:04
1512.35:476:03
1612.25:486:01
1712.25:496:00
1812.15:505:58
1912.15:505:57
2012.15:515:55
2112.05:525:54
2212.05:535:52
2312.05:535:51
2411.95:545:49
2511.95:555:48
2611.85:565:46
2711.85:565:45
2811.85:575:43
2911.75:585:42
3011.75:595:40

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.95 kWh/m².

For context, solar energy here swings from a low near 2.17 kWh/m² to a high of 6.47 kWh/m² in June across the year — September's 4.95 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.4Bright
25.4Bright
35.3Bright
45.3Bright
55.3Bright
65.2Bright
75.2Bright
85.2Bright
95.1Bright
105.1Bright
115.1Bright
125.0Bright
135.0Bright
145.0Bright
154.9Bright
164.9Bright
174.9Bright
184.8Bright
194.8Bright
204.8Bright
214.8Bright
224.7Bright
234.7Bright
244.7Bright
254.7Bright
264.6Bright
274.6Bright
284.6Bright
294.6Bright
304.5Bright
Planning a trip in September

Hazard calendar for Memphis

In seasonPeak

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

Memphis 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 September a good time to visit Memphis?

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

6.2
Sightseeing
4th-best month of the year
7.4
Beach & pool
1st-best month of the year

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

What to pack for Memphis in September

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

In September, Memphis sees daytime highs around 83°F and nights near 65°F. Pack light clothes. Worth having: sun protection. About 7 days see rain.

light clothessun protection

UV index in Memphis in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 8 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Memphis peaks around June 20 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 highHighModerateJun 20UV 10Dec 20UV 3
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar6High
Apr8Very high
May9Very high
Jun10Very high
Jul9Very high
Aug8Very high
Sep8Very high
Oct5High
Nov4Moderate
Dec2Moderate

Air quality in Memphis 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 Memphis is worst in July — around 19 µg/m³ PM2.5 (moderate), about 2.8× the cleanest month (December, 7 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1419 µg/m³Dec 197 µg/m³
PM2.5 (µg/m³)Level
Jan7Good
Feb9Good
Mar11Good
Apr10Good
May14Moderate
Jun17Moderate
Jul19Moderate
Aug15Moderate
Sep12Good
Oct8Good
Nov7Good
Dec7Good
Location & terrain

Where is Memphis?

Memphis sits at 35.1°N, 90.0°W, 256 ft above sea level, in United States. The nearest listed city is New South Memphis, 4.3 mi away.

Topography around Memphis

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

Within 2 miles, the terrain around Memphis has only modest variations in elevation — a maximum elevation change of 154 ft around an average of 243 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 253 ft; within 50 miles, only modest variations in elevation — a maximum elevation change of 682 ft.

The land around Memphis is covered by artificial surfaces (44%), trees (21%) and water (20%) within 2 miles, trees (50%) within 10 miles, and trees (44%) and cropland (43%) within 50 miles.

2 miles
154 ft
10 miles
253 ft
50 miles
682 ft
treesgrasslandcroplandartificial surfacesbare terrainwater
September weather nearby: New South Memphis 4.3 mi · West Memphis 7.5 mi · Bartlett 11 mi · Southaven 11 mi · Horn Lake 14 mi · Ellendale 14 mi · Germantown 14 mi · Cordova 16 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 Memphis (35.1495°, -90.049°, elevation 256 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).