Byumba in Spring
In spring (September, October and November), Byumba sees average daytime highs around 23°C and overnight lows near 14°C, with 431 mm of rain over about 60 wet days across the season. It is the 3rd-warmest season and the 2nd-wettest season.
Across spring, daytime highs hold fairly steady around 23°C. The sky is clear or mostly clear about 4% of the time across spring, and the air most often feels comfortable.
Spring is Byumba's 3rd-best season to visit on our travel score. Byumba has little temperature swing across the year, so its calendar seasons blur — the season framing matters less here than for a place with four distinct seasons. For the whole year in context, see Byumba's year-round climate.
- Avg daytime high
- 23°C
- 3rd-warmest season
- Avg overnight low
- 14°C
- Rainfall
- 431 mm
- 60 wet days
- Avg wind
- 6 km/h
- Travel score
- 4.9
- 3rd-best season
- Months
- Sep · Oct · Nov
Temperature in Byumba in Spring
Across spring, daytime highs hold fairly steady around 23°C.
A typical spring day in Byumba reaches about 23°C and drops to 14°C overnight. The warmest of the three months is September, the coolest November.
Byumba weather by month
How the three spring months (September, October and November) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 23° / 14° | 123 | 16.6 | 12.1 | 5.6 |
| Feb | 24° / 14° | 120 | 14.6 | 12.1 | 5.7 |
| Mar | 23° / 14° | 189 | 23.1 | 12 | 4.6 |
| Apr | 22° / 14° | 203 | 26.9 | 12 | 3.8 |
| May | 22° / 14° | 131 | 19.5 | 11.9 | 5.1 |
| Jun | 22° / 14° | 27 | 5 | 11.9 | 7.1 |
| Jul | 23° / 14° | 10 | 1.6 | 11.9 | 7.8 |
| Aug | 23° / 14° | 47 | 7 | 11.9 | 7.1 |
| Sep | 23° / 14° | 90 | 14.2 | 12 | 5.9 |
| Oct | 23° / 14° | 162 | 21.7 | 12 | 4.7 |
| Nov | 22° / 14° | 180 | 24.1 | 12.1 | 4.2 |
| Dec | 22° / 14° | 145 | 19.9 | 12.1 | 5.0 |
Cloud cover in Spring
The sky is clear or mostly clear about 4% of the time across spring.
Chance of precipitation in Spring
Byumba gets around 431 mm of rain over 60 wet days across spring. The line is the day-by-day chance of measurable precipitation.
Humidity in Spring
Most of spring feels comfortable — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Spring
Winds average 6 km/h across spring.
Sunrise & sunset in Spring
Daylight runs from about 12 hours in early September to 12 h 06 min by late November. The lit band spans sunrise to sunset each day.
Solar energy in Spring
Average shortwave solar energy reaching the ground each day across spring, about 5.3 kWh/m².
Is spring a good time to visit Byumba?
Our two travel scores rate spring for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
spring is a reasonable time to visit Byumba for sightseeing.
What to pack for Byumba in Spring
From spring's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In spring, Byumba sees daytime highs around 23°C and nights near 14°C. Pack rain gear. Worth having: light clothes and sun protection. About 60 days see rain.
UV index in Byumba in Spring
Clear-sky midday UV across spring averages 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 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.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 12 | 16 | 16 | 15 | 12 | 11 | 11 | 12 | 14 | 14 | 13 | 11 |
| Level | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 12 | Extreme |
| Feb | 16 | Extreme |
| Mar | 16 | Extreme |
| Apr | 15 | Extreme |
| May | 12 | Extreme |
| Jun | 11 | Extreme |
| Jul | 11 | Extreme |
| Aug | 12 | Extreme |
| Sep | 14 | Extreme |
| Oct | 14 | Extreme |
| Nov | 13 | Extreme |
| Dec | 11 | Extreme |
Air quality in Byumba in Spring
Average fine-particle pollution (PM2.5) through the year — so you can see where spring 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).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 99 | 98 | 88 | 82 | 80 | 95 | 91 | 87 | 83 | 81 | 86 | 93 |
| Level | Unhealthy | Unhealthy | Unhealthy | Unhealthy | Unhealthy | Unhealthy | Unhealthy | Unhealthy | Unhealthy | Unhealthy | Unhealthy | Unhealthy |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 99 | Unhealthy |
| Feb | 98 | Unhealthy |
| Mar | 88 | Unhealthy |
| Apr | 82 | Unhealthy |
| May | 80 | Unhealthy |
| Jun | 95 | Unhealthy |
| Jul | 91 | Unhealthy |
| Aug | 87 | Unhealthy |
| Sep | 83 | Unhealthy |
| Oct | 81 | Unhealthy |
| Nov | 86 | Unhealthy |
| Dec | 93 | Unhealthy |
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.
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.
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
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.