Sirari weather in August

In August, Sirari sees average daytime highs of 27°C and overnight lows near 17°C, with 44 mm of rain across 8.6 wet days and about 12 hours of daylight. It is the 5th-warmest and 10th-wettest month of the year here.

Day-to-day highs hold fairly steady near 27°C through the month. The sky is clear or mostly clear about 14% of the time in August, and the air most often feels comfortable.

Daylight stretches from about 11 h 54 min at the start of August to 12 hours by month's end. Set against the rest of the year, August is Sirari's 3rd-clearest and 2nd-windiest month. For the whole year in context, see Sirari's year-round climate.

Daytime high
27°
5th warmest
Overnight low
17°
5th coldest
Rainfall
44 mm
8.6 wet days
Daylight
12 hours
6:47 AM – 6:45 PM
Cloud cover
64%
3rd clearest
Wind
8 km/h
2nd windiest
Solar energy
5.57 kWh/m²
Travel score
6.5
out of 10

Sirari is town and ward in Mara Region, Tanzania.

Density
3,613/km²
people per km²

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

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 27°C through the month.

A typical August day in Sirari reaches about 27°C in the afternoon and slips back to 17°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 25°C and 29°C. Set against its neighbours, August runs on par with July and about 1°C cooler than September.

15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12716
22716
32716
42716
52716
62716
72716
82716
92716
102716
112716
122716
132717
142717
152717
162717
172717
182717
192717
202717
212717
222717
232717
242717
252717
262717
272717
282717
292717
302717
312717

Sirari weather by month

How August compares with the rest of the year at a glance. August is the 5th-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 17°13518.612.15.2
Feb28° / 17°10015.3125.3
Mar28° / 17°15619.8124.9
Apr27° / 17°18920.8124.6
May26° / 17°10516.211.95.6
Jun26° / 17°428.411.96.6
Jul27° / 16°245.611.97.0
Aug27° / 17°448.6126.5
Sep28° / 17°5810125.9
Oct28° / 17°10414.1125.2
Nov27° / 17°20720.412.14.7
Dec26° / 17°18722.312.14.8

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 14% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 31% of August, with mostly cloudy or overcast conditions the remaining 55%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14258
24258
34357
44357
54357
64357
74357
84555
94654
104654
114654
124654
134654
144654
154654
164654
174654
184654
194654
204654
214753
224654
234654
244654
254753
264753
274753
284654
294555
304555
314555

Chance of precipitation in August

Any precipitation

Sirari gets around 44 mm of rain over 8.6 wet days in August. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 28% and peaks near 35% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)
124
224
324
424
525
625
725
826
926
1026
1126
1227
1327
1427
1527
1628
1728
1828
1929
2029
2129
2230
2330
2431
2531
2632
2733
2833
2934
3035
3135

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the comfortable band about 45% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
1434710
244479
344479
444479
544479
644479
744479
844479
943479
10434710
11434810
12424810
13424810
14424810
15424810
16424811
17424711
18424711
19424612
20434512
21434413
22434413
23444313
24444313
25444214
26444214
27444115
28444115
29444016
30444016
31444016

Wind in August

Winds average 8 km/h in August.

Across August, daily wind ranges from about 8 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm
318calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 11 h 54 min at the start of August to 12 hours by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 6 minutes over August. Sunrise moves from 6:50 AM to 6:43 AM, and sunset from 6:46 PM to 6:41 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.96:506:46
211.96:506:46
311.96:506:46
411.96:506:46
511.96:496:46
611.96:496:46
712.06:496:46
812.06:496:46
912.06:496:46
1012.06:496:46
1112.06:486:46
1212.06:486:46
1312.06:486:45
1412.06:486:45
1512.06:486:45
1612.06:476:45
1712.06:476:45
1812.06:476:45
1912.06:476:44
2012.06:466:44
2112.06:466:44
2212.06:466:44
2312.06:466:44
2412.06:456:43
2512.06:456:43
2612.06:456:43
2712.06:446:42
2812.06:446:42
2912.06:446:42
3012.06:436:42
3112.06:436:41

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.57 kWh/m².

For context, solar energy here swings from a low near 5.27 kWh/m² to a high of 6.37 kWh/m² in February across the year — August's 5.57 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.3Bright
25.4Bright
35.4Bright
45.4Bright
55.4Bright
65.4Bright
75.4Bright
85.5Bright
95.5Bright
105.5Bright
115.5Bright
125.5Bright
135.5Bright
145.5Bright
155.6Bright
165.6Bright
175.6Bright
185.6Bright
195.6Bright
205.6Bright
215.7Bright
225.7Bright
235.7Bright
245.7Bright
255.7Bright
265.7Bright
275.7Bright
285.7Bright
295.7Bright
305.7Bright
315.7Bright
Planning a trip in August

Is August a good time to visit Sirari?

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

6.5
Sightseeing
3rd-best month of the year
6.7
Beach & pool
2nd-best month of the year

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

What to pack for Sirari in August

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

In August, Sirari sees daytime highs around 27°C and nights near 17°C. Pack light clothes. Worth having: rain gear and sun protection. About 9 days see rain.

light clothesrain gearsun protection

UV index in Sirari in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August 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 Sirari peaks around March 16 at about 16 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 18 at about 10 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeExtremeMar 16UV 16Jun 18UV 10
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar16Extreme
Apr15Extreme
May12Extreme
Jun10Very high
Jul11Extreme
Aug11Extreme
Sep13Extreme
Oct14Extreme
Nov13Extreme
Dec12Extreme

Air quality in Sirari in August

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Sirari is worst in July — around 46 µg/m³ PM2.5 (poor), about 1.7× the cleanest month (October, 28 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateJul 1545 µg/m³Oct 2328 µg/m³
PM2.5 (µg/m³)Level
Jan31Moderate
Feb28Moderate
Mar30Moderate
Apr29Moderate
May31Moderate
Jun39Poor
Jul46Poor
Aug35Moderate
Sep31Moderate
Oct28Moderate
Nov28Moderate
Dec28Moderate
Location & terrain

Where is Sirari?

Sirari sits at 1.3°S, 34.5°E, 1,679 m above sea level, in Tanzania. The nearest listed city is Isebania, 3.0 km away.

Topography around Sirari

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

Within 3 km, the terrain around Sirari has only modest variations in elevation — a maximum elevation change of 188 m around an average of 1,606 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 531 m; within 80 km, large variations in elevation — a maximum elevation change of 1,107 m.

The land around Sirari is covered by cropland (37%) and trees (30%) within 3 km, cropland (51%) and trees (20%) within 16 km, and grassland (37%) and shrubs (20%) within 80 km.

3 km
188 m
16 km
531 m
80 km
1,107 m
treesshrubsgrasslandcroplandartificial surfaceswaterwetland
August weather nearby: Isebania 3.0 km · Tarime 16 km · Kihancha 17 km · Migori 21 km · Matongo 24 km · Awendo 39 km · Shirati 56 km · Rongo 57 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 Sirari (-1.2537°, 34.476°, elevation 1,679 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).