Byumba weather in August

In August, Byumba sees average daytime highs of 23°C and overnight lows near 14°C, with 47 mm of rain across 7 wet days and about 11.9 hours of daylight. It is the 2nd-warmest and 10th-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 8% of the time in August, and the air most often feels dry.

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 Byumba's 3rd-clearest and 2nd-windiest month. For the whole year in context, see Byumba's year-round climate.

Daytime high
23°
2nd warmest
Overnight low
14°
11th coldest
Rainfall
47 mm
7 wet days
Daylight
11 h 54 min
6:05 AM – 6:02 PM
Cloud cover
72%
3rd clearest
Wind
7 km/h
2nd windiest
Solar energy
5.24 kWh/m²
Travel score
7.1
out of 10

Byumba is the first hospital in gicumbi district.

Founded
1925

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 23°C through the month.

A typical August day in Byumba reaches about 23°C in the afternoon and slips back to 14°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 21°C and 25°C. Set against its neighbours, August runs on par with July and on par with September.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12314
22314
32314
42314
52314
62314
72314
82314
92314
102314
112314
122314
132314
142314
152414
162414
172414
182414
192414
202414
212414
222414
232414
242414
252414
262414
272414
282414
292314
302314
312314

Byumba weather by month

How August compares with the rest of the year at a glance. August is the 2nd-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan23° / 14°12316.612.15.6
Feb24° / 14°12014.612.15.7
Mar23° / 14°18923.1124.6
Apr22° / 14°20326.9123.8
May22° / 14°13119.511.95.1
Jun22° / 14°27511.97.1
Jul23° / 14°101.611.97.8
Aug23° / 14°47711.97.1
Sep23° / 14°9014.2125.9
Oct23° / 14°16221.7124.7
Nov22° / 14°18024.112.14.2
Dec22° / 14°14519.912.15.0

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 8% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 19% of August, with mostly cloudy or overcast conditions the remaining 73%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12377
22377
32377
42476
52476
62476
72476
82575
92575
102674
112674
122773
132872
142971
152971
163070
173070
183070
193070
202971
212971
222971
232872
242872
252872
262773
272674
282674
292575
302476
312476

Chance of precipitation in August

Any precipitation

Byumba gets around 47 mm of rain over 7 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 23% and peaks near 36% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)
113
214
314
415
515
616
717
817
918
1019
1119
1220
1321
1421
1522
1622
1723
1823
1924
2025
2126
2226
2327
2428
2529
2630
2731
2832
2934
3035
3136

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the dry band about 76% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)
18713
28614
38614
48515
58515
68416
78317
88317
98218
108119
118020
127921
137822
147822
157723
167624
177624
187525
197426
207426
217327
227228
237129
247030
256931
266832
276733
286634
296436
306337
316139

Wind in August

Winds average 7 km/h in August.

Across August, daily wind ranges from about 7 km/h on the calmest days to 7 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

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 6:08 AM to 6:01 AM, and sunset from 6:04 PM to 5:59 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.96:086:04
211.96:086:04
311.96:086:04
411.96:086:04
511.96:076:04
611.96:076:03
711.96:076:03
811.96:076:03
911.96:076:03
1011.96:076:03
1111.96:066:03
1211.96:066:03
1311.96:066:03
1411.96:066:03
1511.96:066:02
1611.96:056:02
1711.96:056:02
1812.06:056:02
1912.06:056:02
2012.06:046:02
2112.06:046:01
2212.06:046:01
2312.06:036:01
2412.06:036:01
2512.06:036:00
2612.06:026:00
2712.06:026:00
2812.06:026:00
2912.06:015:59
3012.06:015:59
3112.06:015:59

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.24 kWh/m².

For context, solar energy here swings from a low near 4.91 kWh/m² to a high of 5.68 kWh/m² in February across the year — August's 5.24 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.0Bright
25.0Bright
35.1Bright
45.1Bright
55.1Bright
65.1Bright
75.1Bright
85.1Bright
95.1Bright
105.2Bright
115.2Bright
125.2Bright
135.2Bright
145.2Bright
155.3Bright
165.3Bright
175.3Bright
185.3Bright
195.3Bright
205.3Bright
215.3Bright
225.3Bright
235.3Bright
245.3Bright
255.4Bright
265.4Bright
275.4Bright
285.3Bright
295.3Bright
305.3Bright
315.3Bright
Planning a trip in August

Is August a good time to visit Byumba?

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

7.1
Sightseeing
2nd-best month of the year
5.7
Beach & pool
2nd-best month of the year

August is one of the better times to visit Byumba for general sightseeing.

What to pack for Byumba in August

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

In August, Byumba sees daytime highs around 23°C and nights near 14°C. Worth packing: light clothes and sun protection. About 7 days see rain.

light clothessun protection

UV index in Byumba in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August 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 Byumba peaks around March 15 at about 16 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 20 at about 11 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeMar 15UV 16Jun 20UV 11
UV index (midday)Level
Jan12Extreme
Feb16Extreme
Mar16Extreme
Apr15Extreme
May12Extreme
Jun11Extreme
Jul11Extreme
Aug12Extreme
Sep14Extreme
Oct14Extreme
Nov13Extreme
Dec11Extreme

Air quality in Byumba 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 Byumba is worst in January — around 99 µg/m³ PM2.5 (unhealthy), and holds fairly steady the rest of the year.

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

0306090120JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyJan 2299 µg/m³May 1181 µg/m³
PM2.5 (µg/m³)Level
Jan99Unhealthy
Feb98Unhealthy
Mar88Unhealthy
Apr82Unhealthy
May80Unhealthy
Jun95Unhealthy
Jul91Unhealthy
Aug87Unhealthy
Sep83Unhealthy
Oct81Unhealthy
Nov86Unhealthy
Dec93Unhealthy
Location & terrain

Where is Byumba?

Byumba sits at 1.6°S, 30.1°E, 2,263 m above sea level, in Rwanda. The nearest listed city is Shyorongi, 33 km away.

ShyorongiKabaleKigaliNyagatareUmutaraNderaKamuhanda / RuyenziMusanze

Topography around Byumba

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

Within 3 km, the terrain around Byumba has significant variations in elevation — a maximum elevation change of 460 m around an average of 2,056 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,016 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,280 m.

The land around Byumba is covered by trees (37%), cropland (24%) and shrubs (21%) within 3 km, trees (36%) and cropland (33%) within 16 km, and cropland (33%), trees (27%) and grassland (27%) within 80 km.

3 km
460 m
16 km
1,016 m
80 km
3,280 m
treesshrubsgrasslandcroplandartificial surfaceswaterwetland
August weather nearby: Shyorongi 33 km · Kabale 37 km · Kigali 42 km · Nyagatare 42 km · Umutara 42 km · Ndera 43 km · Kamuhanda / Ruyenzi 44 km · Musanze 49 km

Rwanda travel facts

Travel advisory
Level 3
Reconsider Travel
Power plugs
Type C / E / G
230 V · 50 Hz
Prices
≈ 27% of US
price level, 2025
GDP per capita
$1,124
2025
Happiness
3.3 / 10
World Happiness, 2021
Homicide rate
3.6
per 100k, 2020
Road deaths
29.4
per 100k/yr, 2019
Income group
Low
World Bank
English
Very low
EF EPI 417
Religion
Catholic 40%Pentecostal 21%Protestant 15%Adventist 12%

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 Byumba (-1.5763°, 30.0675°, elevation 2,263 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).