Byumba in Winter
In winter (June, July and August), Byumba sees average daytime highs around 23°C and overnight lows near 14°C, with 84 mm of rain over about 14 wet days across the season. It is the 2nd-warmest season and the driest season of the year.
Across winter, daytime highs hold fairly steady around 23°C. The sky is clear or mostly clear about 9% of the time across winter, and the air most often feels dry.
Winter is Byumba's best season of the year 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
- 2nd-warmest season
- Avg overnight low
- 14°C
- Rainfall
- 84 mm
- 14 wet days
- Avg wind
- 7 km/h
- Travel score
- 7.3
- best season of the year
- Months
- Jun · Jul · Aug
Temperature in Byumba in Winter
Across winter, daytime highs hold fairly steady around 23°C.
A typical winter day in Byumba reaches about 23°C and drops to 14°C overnight. The warmest of the three months is August, the coolest July.
Byumba weather by month
How the three winter months (June, July and August) 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 Winter
The sky is clear or mostly clear about 9% of the time across winter.
Chance of precipitation in Winter
Byumba gets around 84 mm of rain over 14 wet days across winter. The line is the day-by-day chance of measurable precipitation.
Humidity in Winter
Most of winter feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Winter
Winds average 7 km/h across winter.
Sunrise & sunset in Winter
Daylight runs from about 11 h 54 min in early June to 12 hours by late August. The lit band spans sunrise to sunset each day.
Solar energy in Winter
Average shortwave solar energy reaching the ground each day across winter, about 5.1 kWh/m².
Is winter a good time to visit Byumba?
Our two travel scores rate winter for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
winter is one of the better times to visit Byumba for general sightseeing.
What to pack for Byumba in Winter
From winter's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In winter, Byumba sees daytime highs around 23°C and nights near 14°C. Worth packing: light clothes and sun protection. About 14 days see rain.
UV index in Byumba in Winter
Clear-sky midday UV across winter averages 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 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 Winter
Average fine-particle pollution (PM2.5) through the year — so you can see where winter 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.