Manjo in Summer
In summer (June, July and August), Manjo sees average daytime highs around 26°C and overnight lows near 21°C, with 1171 mm of rain over about 91 wet days across the season. It is the coldest season of the year and the wettest season of the year.
Across summer, daytime highs hold fairly steady around 26°C. The sky is clear or mostly clear about 0% of the time across summer, and the air most often feels oppressive.
Summer is Manjo's 2nd-best season to visit on our travel score. For the whole year in context, see Manjo's year-round climate.
- Avg daytime high
- 26°C
- coldest season of the year
- Avg overnight low
- 21°C
- Rainfall
- 1171 mm
- 91 wet days
- Avg wind
- 3 km/h
- Travel score
- 3.4
- 2nd-best season
- Months
- Jun · Jul · Aug
Temperature in Manjo in Summer
Across summer, daytime highs hold fairly steady around 26°C.
A typical summer day in Manjo reaches about 26°C and drops to 21°C overnight. The warmest of the three months is June, the coolest July.
How summer really feels in Manjo
Once humidity and wind are folded in, summer brings about 0 days that feel above 32°C and 0 that feel at or below 0°C.
summer sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
Manjo weather by month
How the three summer 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 | 30° / 21° | 58 | 14.2 | 11.8 | 4.3 |
| Feb | 31° / 21° | 94 | 15.4 | 11.8 | 3.6 |
| Mar | 30° / 22° | 254 | 27.9 | 12 | 2.8 |
| Apr | 29° / 22° | 312 | 29.6 | 12.1 | 2.8 |
| May | 28° / 22° | 299 | 30.4 | 12.2 | 3.0 |
| Jun | 27° / 21° | 339 | 29.8 | 12.3 | 3.3 |
| Jul | 26° / 21° | 400 | 30.2 | 12.3 | 3.5 |
| Aug | 26° / 21° | 431 | 30.5 | 12.2 | 3.4 |
| Sep | 27° / 21° | 396 | 29.8 | 12 | 3.3 |
| Oct | 27° / 21° | 387 | 30.9 | 11.9 | 3.2 |
| Nov | 28° / 21° | 224 | 28.3 | 11.8 | 3.2 |
| Dec | 29° / 21° | 73 | 17.5 | 11.7 | 4.4 |
Cloud cover in Summer
The sky is clear or mostly clear about 0% of the time across summer.
Chance of precipitation in Summer
Manjo gets around 1171 mm of rain over 91 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 3 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 12 h 18 min in early June to 12 h 06 min by late August. The lit band spans sunrise to sunset each day.
Solar energy in Summer
Average shortwave solar energy reaching the ground each day across summer, about 3.4 kWh/m².
Hazard calendar for Manjo
None of Manjo's seasonal hazards peak in summer. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do.
Manjo sees seasonal dust haze (January–March), heaviest in February.
Is summer a good time to visit Manjo?
Our two travel scores rate summer for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
summer is a weaker month for outdoor sightseeing in Manjo.
What to pack for Manjo in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Manjo sees daytime highs around 26°C and nights near 21°C. Pack light clothes and rain gear. About 91 days see rain.
UV index in Manjo in Summer
Clear-sky midday UV across summer 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 Manjo peaks around April 11 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 at about 9 (very high).
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) | 10 | 11 | 14 | 14 | 12 | 11 | 11 | 12 | 13 | 13 | 10 | 9 |
| Level | Very high | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Very high |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 10 | Very high |
| Feb | 11 | Extreme |
| Mar | 14 | Extreme |
| Apr | 14 | Extreme |
| May | 12 | Extreme |
| Jun | 11 | Extreme |
| Jul | 11 | Extreme |
| Aug | 12 | Extreme |
| Sep | 13 | Extreme |
| Oct | 13 | Extreme |
| Nov | 10 | Extreme |
| Dec | 9 | Very high |
Air quality in Manjo in Summer
Average fine-particle pollution (PM2.5) through the year — so you can see where summer falls, not just the annual average.
Air quality in Manjo is worst in February — around 112 µg/m³ PM2.5 (unhealthy), about 4.2× the cleanest month (August, 27 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 85 | 112 | 64 | 50 | 37 | 31 | 28 | 27 | 28 | 35 | 46 | 74 |
| Level | Unhealthy | Unhealthy | Unhealthy | Poor | Poor | Moderate | Moderate | Moderate | Moderate | Poor | Poor | Unhealthy |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 85 | Unhealthy |
| Feb | 112 | Unhealthy |
| Mar | 64 | Unhealthy |
| Apr | 50 | Poor |
| May | 37 | Poor |
| Jun | 31 | Moderate |
| Jul | 28 | Moderate |
| Aug | 27 | Moderate |
| Sep | 28 | Moderate |
| Oct | 35 | Poor |
| Nov | 46 | Poor |
| Dec | 74 | Unhealthy |
Where is Manjo?
Manjo sits at 4.8°N, 9.8°E, 526 m above sea level, in Cameroon. The nearest listed city is Loum, 17 km away.
Topography around Manjo
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Manjo.
Within 3 km, the terrain around Manjo has significant variations in elevation — a maximum elevation change of 337 m around an average of 565 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,898 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,361 m.
The land around Manjo is covered by trees (87%) within 3 km, trees (97%) within 16 km, and trees (95%) within 80 km.
Cameroon travel facts
- Travel advisory
- Level 2
- Exercise Increased Caution
- Power plugs
- Type C / E
- 220 V · 50 Hz
- Prices
- ≈ 34% of US
- price level, 2025
- GDP per capita
- $1,972
- 2025
- Happiness
- 5.1 / 10
- World Happiness, 2025
- Homicide rate
- 6.8
- per 100k, 2022
- Road deaths
- 30.2
- per 100k/yr, 2019
- Income group
- Lower middle
- World Bank
- English
- Very low
- EF EPI 445
- 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 Manjo (4.8428°, 9.8217°, elevation 526 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.