Sumbawanga weather in July

In July, Sumbawanga sees average daytime highs of 23°C and overnight lows near 11°C, with 1 mm of rain across 0.2 wet days and about 11.6 hours of daylight. It is the 5th-warmest and 12th-wettest month of the year here.

Day-to-day highs hold fairly steady near 23°C through the month. The sky is clear or mostly clear about 54% of the time in July, and the air most often feels dry.

Daylight stretches from about 11 h 30 min at the start of July to 11 h 36 min by month's end. Set against the rest of the year, July is Sumbawanga's 1st-clearest and 4th-windiest month. For the whole year in context, see Sumbawanga's year-round climate.

Daytime high
23°
5th warmest
Overnight low
11°
1st coldest
Rainfall
1 mm
0.2 wet days
Daylight
11 h 36 min
7:12 AM – 6:46 PM
Cloud cover
38%
1st clearest
Wind
9 km/h
4th windiest
Solar energy
5.91 kWh/m²
Travel score
8.7
out of 10

Sumbawanga is city located in western Tanzania.

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

Temperature in July

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 23°C through the month.

A typical July day in Sumbawanga reaches about 23°C in the afternoon and slips back to 11°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 21°C and 24°C. Set against its neighbours, July runs on par with June and about 1°C cooler than August.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
12210
22210
32210
42210
52210
62210
72210
82210
92210
102210
112210
122210
132210
142210
152210
162210
172310
182310
192311
202311
212311
222311
232311
242311
252311
262311
272311
282311
292311
302311
312311

Sumbawanga weather by month

How July compares with the rest of the year at a glance. July is the 5th-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan22° / 14°30428.412.43.7
Feb22° / 14°23923.612.34.0
Mar22° / 14°2792612.14.1
Apr22° / 14°16018.811.85.2
May23° / 13°305.111.67.7
Jun23° / 11°20.211.58.6
Jul23° / 11°10.211.68.7
Aug24° / 12°20.411.78.8
Sep25° / 14°81.1128.5
Oct25° / 15°405.712.27.4
Nov24° / 15°14815.612.45.7
Dec22° / 14°28226.412.54.0

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 54% of the time in July, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 21% of July, with mostly cloudy or overcast conditions the remaining 26%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17228
27228
37228
47327
57426
67426
77426
87525
97525
107525
117525
127525
137525
147525
157525
167525
177525
187525
197426
207426
217426
227426
237525
247525
257426
267426
277525
287426
297426
307327
317426

Chance of precipitation in July

Any precipitation

Sumbawanga gets around 1 mm of rain over 0.2 wet days in July, the driest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 1% and peaks near 1% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
11
21
31
41
51
61
71
81
90
100
110
120
130
140
150
160
170
180
190
200
210
220
231
241
251
261
271
281
291
301
311

Humidity in July

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, July lands in the dry band about 100% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)
1100
2100
3100
4100
5100
6100
7100
8100
9100
10100
11100
12100
13100
14100
15100
16100
17100
18100
19100
20100
21100
22100
23100
24100
25100
26100
27100
28100
29100
30100
31100

Wind in July

Winds average 9 km/h in July.

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

051015151015202531
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
289calm
299calm
309calm
319calm

Sunrise & sunset in July

DaylightNight

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

Days grow by about 6 minutes over July. Sunrise moves from 7:11 AM to 7:10 AM, and sunset from 6:43 PM to 6:49 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.57:116:43
211.57:116:43
311.57:116:44
411.57:116:44
511.57:116:44
611.67:116:44
711.67:116:45
811.67:116:45
911.67:126:45
1011.67:126:45
1111.67:126:45
1211.67:126:46
1311.67:126:46
1411.67:126:46
1511.67:126:46
1611.67:126:46
1711.67:126:47
1811.67:126:47
1911.67:126:47
2011.67:126:47
2111.67:126:47
2211.67:126:48
2311.67:126:48
2411.67:116:48
2511.67:116:48
2611.67:116:48
2711.67:116:48
2811.67:116:49
2911.67:116:49
3011.67:116:49
3111.67:106:49

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 5.91 kWh/m².

For context, solar energy here swings from a low near 5.08 kWh/m² to a high of 6.79 kWh/m² in September across the year — July's 5.91 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.8Bright
25.8Bright
35.8Bright
45.8Bright
55.8Bright
65.8Bright
75.8Bright
85.9Bright
95.9Bright
105.9Bright
115.9Bright
125.9Bright
135.9Bright
145.9Bright
155.9Bright
165.9Bright
175.9Bright
185.9Bright
195.9Bright
205.9Bright
215.9Bright
225.9Bright
235.9Bright
245.9Bright
255.9Bright
265.9Bright
276.0Bright
286.0Bright
296.0Bright
306.0Bright
316.0Bright
Planning a trip in July

Hazard calendar for Sumbawanga

In seasonPeak

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

Sumbawanga sits in the South Indian Ocean cyclone belt; the season peaks January–March.

Sumbawanga's monsoon runs November–April, when most of the year's rain falls.

Cyclone
Monsoon
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is July a good time to visit Sumbawanga?

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

8.7
Sightseeing
2nd-best month of the year
6.4
Beach & pool
4th-best month of the year

July is one of the better times to visit Sumbawanga for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Sumbawanga in July

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

In July, Sumbawanga sees daytime highs around 23°C and nights near 11°C. Worth packing: light clothes and sun protection.

light clothessun protection

UV index in Sumbawanga in July

LowModerateHighVery highExtreme

Clear-sky midday UV in July peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Sumbawanga peaks around February 19 at about 16 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 17 at about 10 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeFeb 19UV 16Jun 17UV 10
UV index (midday)Level
Jan16Extreme
Feb17Extreme
Mar16Extreme
Apr15Extreme
May11Extreme
Jun10Extreme
Jul11Extreme
Aug11Extreme
Sep13Extreme
Oct14Extreme
Nov13Extreme
Dec14Extreme

Air quality in Sumbawanga in July

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Sumbawanga is worst in September — around 23 µg/m³ PM2.5 (moderate), about 3.8× the cleanest month (May, 6 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1223 µg/m³May 146 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb11Good
Mar9Good
Apr7Good
May6Good
Jun9Good
Jul15Moderate
Aug21Moderate
Sep23Moderate
Oct18Moderate
Nov11Good
Dec8Good
Location & terrain

Where is Sumbawanga?

Sumbawanga sits at 8.0°S, 31.6°E, 1,833 m above sea level, in Tanzania. The nearest listed city is Matai, 39 km away.

NamanyereLaelaMbalaMpulunguUseviaKirando

Topography around Sumbawanga

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

Within 3 km, the terrain around Sumbawanga has only modest variations in elevation — a maximum elevation change of 126 m around an average of 1,833 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,171 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,666 m.

The land around Sumbawanga is covered by artificial surfaces (44%) and cropland (34%) within 3 km, cropland (55%) and grassland (21%) within 16 km, and cropland (32%), trees (20%) and water (20%) within 80 km.

3 km
126 m
16 km
1,171 m
80 km
1,666 m
treesshrubsgrasslandcroplandartificial surfaceswaterwetland
July weather nearby: Matai 39 km · Chala 57 km · Namanyere 80 km · Laela 82 km · Mbala 101 km · Mpulungu 104 km · Usevia 105 km · Kirando 128 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 Sumbawanga (-7.9667°, 31.6167°, elevation 1,833 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. 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).