Umutara weather in September

In September, Umutara sees average daytime highs of 26°C and overnight lows near 15°C, with 65 mm of rain across 12.4 wet days and about 12 hours of daylight. It is the 4th-warmest and 7th-wettest month of the year here.

Day-to-day highs hold fairly steady near 26°C through the month. The sky is clear or mostly clear about 11% of the time in September, and the air most often feels comfortable.

Daylight stretches from about 12 hours at the start of September to 12 hours by month's end. Set against the rest of the year, September is Umutara's 4th-clearest and 5th-windiest month. For the whole year in context, see Umutara's year-round climate.

Daytime high
26°
4th warmest
Overnight low
15°
7th coldest
Rainfall
65 mm
12.4 wet days
Daylight
12 hours
5:53 AM – 5:53 PM
Cloud cover
69%
4th clearest
Wind
7 km/h
5th windiest
Solar energy
5.66 kWh/m²
Travel score
6.1
out of 10

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 26°C through the month.

A typical September day in Umutara reaches about 26°C in the afternoon and slips back to 15°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 24°C and 28°C. Set against its neighbours, September runs on par with August and on par with October.

10°15°20°25°30°151015202530
Avg high (°C)Avg low (°C)
12615
22615
32615
42615
52615
62615
72615
82615
92615
102615
112615
122615
132615
142615
152615
162615
172615
182615
192615
202615
212615
222615
232615
242615
252615
262615
272615
282615
292615
302615

Umutara weather by month

How September compares with the rest of the year at a glance. September is the 4th-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan26° / 15°4910.812.16.3
Feb26° / 16°519.9126.2
Mar26° / 16°9516.5125.5
Apr25° / 16°12321.2124.8
May25° / 16°7915.111.95.9
Jun25° / 15°204.111.97.4
Jul26° / 15°81.511.97.7
Aug26° / 16°366.5126.9
Sep26° / 15°6512.4126.1
Oct25° / 15°10819.5125.2
Nov25° / 15°12121.312.14.8
Dec25° / 15°8016.112.15.7

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 11% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 22% of September, with mostly cloudy or overcast conditions the remaining 67%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
13565
23565
33565
43565
53565
63565
73565
83664
93664
103664
113664
123664
133664
143664
153565
163565
173565
183466
193466
203367
213367
223169
233169
243169
253169
263070
273070
282971
292872
302872

Chance of precipitation in September

Any precipitation

Umutara gets around 65 mm of rain over 12.4 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 41% and peaks near 50% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202530
Rain chance (%)
134
235
336
437
537
638
738
839
939
1039
1140
1240
1340
1440
1540
1641
1741
1841
1941
2042
2142
2243
2344
2445
2546
2647
2748
2848
2949
3050

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 72% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)
136586
234606
332626
430637
528657
627667
726677
824697
923707
1023707
1122717
1221727
1321727
1421736
1520746
1620746
1720746
1819756
1919756
2018757
2117767
2217767
2316777
2415787
2514788
2613798
2712799
2811809
29108010
3098110

Wind in September

Winds average 7 km/h in September.

Across September, daily wind ranges from about 6 km/h on the calmest days to 7 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
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
306calm

Sunrise & sunset in September

DaylightNight

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

Days grow by about 0 minutes over September. Sunrise moves from 5:59 AM to 5:48 AM, and sunset from 5:58 PM to 5:48 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.05:595:58
212.05:595:57
312.05:585:57
412.05:585:57
512.05:585:56
612.05:575:56
712.05:575:56
812.05:565:55
912.05:565:55
1012.05:565:55
1112.05:555:54
1212.05:555:54
1312.05:545:54
1412.05:545:53
1512.05:545:53
1612.05:535:53
1712.05:535:52
1812.05:525:52
1912.05:525:52
2012.05:525:51
2112.05:515:51
2212.05:515:51
2312.05:505:50
2412.05:505:50
2512.05:505:50
2612.05:495:50
2712.05:495:49
2812.05:485:49
2912.05:485:49
3012.05:485:48

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.66 kWh/m².

For context, solar energy here swings from a low near 5.1 kWh/m² to a high of 5.86 kWh/m² in February across the year — September's 5.66 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
15.5Bright
25.5Bright
35.5Bright
45.5Bright
55.5Bright
65.5Bright
75.5Bright
85.5Bright
95.6Bright
105.6Bright
115.6Bright
125.6Bright
135.6Bright
145.7Bright
155.7Bright
165.7Bright
175.7Bright
185.7Bright
195.7Bright
205.8Bright
215.8Bright
225.8Bright
235.8Bright
245.8Bright
255.8Bright
265.8Bright
275.7Bright
285.7Bright
295.7Bright
305.7Bright
Planning a trip in September

Is September a good time to visit Umutara?

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

6.1
Sightseeing
6th-best month of the year
5.8
Beach & pool
6th-best month of the year

September is a reasonable time to visit Umutara for sightseeing.

What to pack for Umutara in September

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

In September, Umutara sees daytime highs around 26°C and nights near 15°C. Worth packing: light clothes, rain gear and sun protection. About 12 days see rain.

light clothesrain gearsun protection

UV index in Umutara in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 14 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Umutara peaks around March 14 at about 16 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 19 at about 10 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeMar 14UV 16Jun 19UV 10
UV index (midday)Level
Jan12Extreme
Feb16Extreme
Mar16Extreme
Apr15Extreme
May12Extreme
Jun10Extreme
Jul11Extreme
Aug11Extreme
Sep14Extreme
Oct14Extreme
Nov12Extreme
Dec11Extreme

Air quality in Umutara 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 Umutara 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 Umutara?

Umutara sits at 1.3°S, 30.3°E, 1,343 m above sea level, in Rwanda. The nearest listed city is Nyagatare, 0.0 km away.

KabaleMabareByumbaIryango

Topography around Umutara

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

Within 3 km, the terrain around Umutara has only modest variations in elevation — a maximum elevation change of 203 m around an average of 1,381 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 557 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,935 m.

The land around Umutara is covered by cropland (47%) and grassland (31%) within 3 km, cropland (56%) and grassland (33%) within 16 km, and grassland (32%), trees (31%) and cropland (20%) within 80 km.

3 km
203 m
16 km
557 m
80 km
2,935 m
treesshrubsgrasslandcroplandartificial surfaceswaterwetland
September weather nearby: Nyagatare 0.0 km · Bugaragara 9.0 km · Kabale 37 km · Mabare 39 km · Byumba 42 km · Nyachera 45 km · Ntungamo 47 km · Iryango 48 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 Umutara (-1.2955°, 30.323°, elevation 1,343 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).