Liwale weather in September

In September, Liwale sees average daytime highs of 31°C and overnight lows near 18°C, with 4 mm of rain across 0.9 wet days and about 11.9 hours of daylight. It is the 5th-warmest and 9th-wettest month of the year here.

Day-to-day highs hold fairly steady near 31°C through the month. The sky is clear or mostly clear about 40% of the time in September, and the air most often feels comfortable.

Daylight stretches from about 11 h 48 min at the start of September to 12 h 06 min by month's end. Set against the rest of the year, September is Liwale's 2nd-clearest and 5th-windiest month. For the whole year in context, see Liwale's year-round climate.

Daytime high
31°
5th warmest
Overnight low
18°
4th coldest
Rainfall
4 mm
0.9 wet days
Daylight
11 h 54 min
6:24 AM – 6:21 PM
Cloud cover
44%
2nd clearest
Wind
9 km/h
5th windiest
Solar energy
5.89 kWh/m²
Travel score
5.9
out of 10

Liwale is town in Lindi, Tanzania.

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

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 31°C through the month.

A typical September day in Liwale reaches about 31°C in the afternoon and slips back to 18°C overnight — a 13°C spread between the day's warmth and the night's chill. On most days the high lands between 29°C and 32°C. Set against its neighbours, September runs about 2°C warmer than August and about 1°C cooler than October.

15°20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
13017
23017
33017
43017
53017
63017
73017
83017
93017
103017
113017
123017
133017
143118
153118
163118
173118
183118
193118
203118
213118
223118
233118
243118
253118
263118
273118
283118
293118
303118

How September really feels in Liwale

Once humidity and wind are folded in, September averages 0 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
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.

Liwale weather by month

How September compares with the rest of the year at a glance. September is the 5th-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 22°15917.512.53.6
Feb30° / 22°17217.412.33.7
Mar29° / 21°17922.912.13.7
Apr29° / 21°8015.811.84.9
May29° / 19°153.111.66.5
Jun28° / 17°20.411.47.4
Jul28° / 17°20.311.57.8
Aug29° / 17°20.311.76.8
Sep31° / 18°40.911.95.9
Oct32° / 19°153.112.24.9
Nov32° / 21°337.112.44.1
Dec32° / 22°10214.412.63.6

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 40% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 40% of September, with mostly cloudy or overcast conditions the remaining 20%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
17921
27822
37822
47822
57822
67822
77822
87822
97822
107921
117921
127921
138020
148119
158119
168119
178218
188218
198218
208218
218218
228218
238218
248218
258119
268119
278119
288020
298020
307921

Chance of precipitation in September

Any precipitation

Liwale gets around 4 mm of rain over 0.9 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 3% and peaks near 8% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%151015202530
Rain chance (%)
11
21
31
41
51
61
71
81
91
101
111
121
131
141
152
162
172
182
193
203
214
224
235
245
256
266
277
287
297
308

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the comfortable band about 51% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
11764181
21764181
31664191
41563211
51562221
61462231
71461241
81360261
91359271
101258291
111257301
121156321
131056331
141054351
15953371
16851392
17850412
18749422
19747442
20646453
21545473
22544483
23442494
24441505
25340525
26338536
27337546
28236557
29234577
30233578

Wind in September

Winds average 9 km/h in September.

Across September, daily wind ranges from about 9 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
2810calm
2910calm
3010calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 11 h 48 min at the start of September to 12 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 18 minutes over September. Sunrise moves from 6:34 AM to 6:15 AM, and sunset from 6:22 PM to 6:20 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.86:346:22
211.86:336:22
311.86:326:22
411.86:326:22
511.86:316:22
611.96:316:22
711.96:306:22
811.96:296:22
911.96:296:22
1011.96:286:22
1111.96:276:21
1211.96:276:21
1311.96:266:21
1411.96:256:21
1511.96:256:21
1611.96:246:21
1712.06:246:21
1812.06:236:21
1912.06:226:21
2012.06:226:21
2112.06:216:21
2212.06:206:20
2312.06:206:20
2412.06:196:20
2512.06:186:20
2612.06:186:20
2712.06:176:20
2812.16:176:20
2912.16:166:20
3012.16:156:20

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.89 kWh/m².

For context, solar energy here swings from a low near 4.98 kWh/m² to a high of 6.34 kWh/m² in November across the year — September's 5.89 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.6Bright
25.6Bright
35.7Bright
45.7Bright
55.7Bright
65.7Bright
75.7Bright
85.8Bright
95.8Bright
105.8Bright
115.8Bright
125.8Bright
135.9Bright
145.9Bright
155.9Bright
165.9Bright
175.9Bright
186.0Bright
196.0Bright
206.0Bright
216.0Bright
226.0Intense
236.0Intense
246.0Intense
256.0Intense
266.0Intense
276.0Intense
286.0Intense
296.0Intense
306.0Intense
Planning a trip in September

Hazard calendar for Liwale

In seasonPeak

None of Liwale's seasonal hazards are active in September. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

Liwale's rainy season runs December–March, when most of the year's rain falls.

Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is September a good time to visit Liwale?

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

5.9
Sightseeing
5th-best month of the year
8.4
Beach & pool
4th-best month of the year

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

What to pack for Liwale in September

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

In September, Liwale sees daytime highs around 31°C and nights near 18°C. Pack light clothes. Worth having: sun protection.

light clothessun protection

UV index in Liwale in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Liwale peaks around February 22 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 10 at about 9 (very high).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeFeb 22UV 15Jul 10UV 9
UV index (midday)Level
Jan13Extreme
Feb15Extreme
Mar15Extreme
Apr13Extreme
May10Extreme
Jun10Very high
Jul9Very high
Aug11Extreme
Sep12Extreme
Oct14Extreme
Nov13Extreme
Dec13Extreme

Air quality in Liwale 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 Liwale is worst in July — around 23 µg/m³ PM2.5 (moderate), about 2.8× the cleanest month (May, 8 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateGoodJul 2423 µg/m³May 128 µg/m³
PM2.5 (µg/m³)Level
Jan13Moderate
Feb12Good
Mar10Good
Apr10Good
May8Good
Jun14Moderate
Jul23Moderate
Aug23Moderate
Sep13Moderate
Oct10Good
Nov8Good
Dec9Good
Location & terrain

Where is Liwale?

Liwale sits at 9.8°S, 37.9°E, 495 m above sea level, in Tanzania. The nearest listed city is Nachingwea, 113 km away.

NachingweaRuangwaLukulediNangombaMasasiNangangaTunduruNyangao

Topography around Liwale

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Liwale.

Within 3 km, the terrain around Liwale has only modest variations in elevation — a maximum elevation change of 65 m around an average of 486 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 355 m; within 80 km, large variations in elevation — a maximum elevation change of 800 m.

The land around Liwale is covered by trees (73%) within 3 km, trees (71%) within 16 km, and trees (66%) and grassland (21%) within 80 km.

3 km
65 m
16 km
355 m
80 km
800 m
treesshrubsgrasslandcroplandartificial surfaces
September weather nearby: Nachingwea 113 km · Ruangwa 115 km · Lukuledi 130 km · Nangomba 140 km · Masasi 142 km · Nanganga 150 km · Tunduru 158 km · Nyangao 161 km

Tanzania travel facts

Travel advisory
Level 3
Reconsider Travel
Power plugs
Type D / G
230 V · 50 Hz
Prices
≈ 29% of US
price level, 2025
GDP per capita
$1,319
2025
Happiness
3.9 / 10
World Happiness, 2025
Safe drinking water
31%
of population, 2024
Homicide rate
3.7
per 100k, 2020
Road deaths
31.1
per 100k/yr, 2019
Income group
Lower middle
World Bank
English
Low
EF EPI 479
Religion
Christian 63%Muslim 34%folk religion 1%

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 Liwale (-9.7667°, 37.9333°, elevation 495 m), 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).