Rijau in Summer
In summer (June, July and August), Rijau sees average daytime highs around 30°C and overnight lows near 23°C, with 518 mm of rain over about 60 wet days across the season. It is the coldest season of the year and the wettest season of the year.
Over the season highs ease from about 33°C in early June to 29°C by late August. The sky is clear or mostly clear about 7% of the time across summer, and the air most often feels oppressive.
Summer is Rijau's 2nd-best season to visit on our travel score. For the whole year in context, see Rijau's year-round climate.
- Avg daytime high
- 30°C
- coldest season of the year
- Avg overnight low
- 23°C
- Rainfall
- 518 mm
- 60 wet days
- Avg wind
- 8 km/h
- Travel score
- 3.5
- 2nd-best season
- Months
- Jun · Jul · Aug
Temperature in Rijau in Summer
Over the season highs ease from about 33°C in early June to 29°C by late August.
A typical summer day in Rijau reaches about 30°C and drops to 23°C overnight. The warmest of the three months is June, the coolest August.
How summer really feels in Rijau
Once humidity and wind are folded in, summer brings about 62 days that feel above 32°C and 0 that feel at or below 0°C.
The story in summer is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Rijau 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 | 34° / 20° | 0 | 0 | 11.4 | 4.0 |
| Feb | 37° / 23° | 0 | 0.1 | 11.6 | 2.3 |
| Mar | 39° / 26° | 2 | 0.5 | 11.9 | 0.9 |
| Apr | 38° / 27° | 18 | 4.2 | 12.2 | 0.9 |
| May | 35° / 26° | 65 | 11 | 12.5 | 2.2 |
| Jun | 32° / 24° | 80 | 12.1 | 12.6 | 3.5 |
| Jul | 30° / 23° | 158 | 21.8 | 12.6 | 3.6 |
| Aug | 29° / 23° | 279 | 26.5 | 12.4 | 3.4 |
| Sep | 30° / 23° | 151 | 19.6 | 12.1 | 3.8 |
| Oct | 32° / 22° | 39 | 7.4 | 11.8 | 4.3 |
| Nov | 35° / 21° | 0 | 0.1 | 11.5 | 3.5 |
| Dec | 34° / 20° | 0 | 0 | 11.4 | 4.0 |
Cloud cover in Summer
The sky is clear or mostly clear about 7% of the time across summer.
Chance of precipitation in Summer
Rijau gets around 518 mm of rain over 60 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 8 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 12 h 36 min in early June to 12 h 12 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 4.7 kWh/m².
Hazard calendar for Rijau
In summer, Rijau overlaps its monsoon and dust season. The full year is below, with each hazard's peak months called out.
Rijau's monsoon runs July–September, when most of the year's rain falls.
Rijau sees seasonal dust haze (January–June), heaviest in March.
Is summer a good time to visit Rijau?
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 Rijau.
What to pack for Rijau in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Rijau sees daytime highs around 30°C and nights near 23°C. Pack light clothes and rain gear. Worth having: sun protection. About 60 days see rain.
UV index in Rijau 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 Rijau peaks around August 18 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 18 at about 7 (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) | 8 | 8 | 11 | 11 | 10 | 11 | 11 | 12 | 12 | 10 | 9 | 7 |
| Level | Very high | Very high | Extreme | Extreme | Very high | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | High |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 8 | Very high |
| Feb | 8 | Very high |
| Mar | 11 | Extreme |
| Apr | 11 | Extreme |
| May | 10 | Very high |
| Jun | 11 | Extreme |
| Jul | 11 | Extreme |
| Aug | 12 | Extreme |
| Sep | 12 | Extreme |
| Oct | 10 | Extreme |
| Nov | 9 | Very high |
| Dec | 7 | High |
Air quality in Rijau 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 Rijau is worst in February — around 103 µg/m³ PM2.5 (unhealthy), about 5.4× the cleanest month (July, 19 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) | 95 | 103 | 86 | 62 | 35 | 27 | 19 | 20 | 26 | 45 | 62 | 89 |
| Level | Unhealthy | Unhealthy | Unhealthy | Unhealthy | Moderate | Moderate | Moderate | Moderate | Moderate | Poor | Unhealthy | Unhealthy |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 95 | Unhealthy |
| Feb | 103 | Unhealthy |
| Mar | 86 | Unhealthy |
| Apr | 62 | Unhealthy |
| May | 35 | Moderate |
| Jun | 27 | Moderate |
| Jul | 19 | Moderate |
| Aug | 20 | Moderate |
| Sep | 26 | Moderate |
| Oct | 45 | Poor |
| Nov | 62 | Unhealthy |
| Dec | 89 | Unhealthy |
Where is Rijau?
Rijau sits at 11.1°N, 5.3°E, 358 m above sea level, in Nigeria. The nearest listed city is Zuru, 37 km away.
Topography around Rijau
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Rijau.
Within 3 km, the terrain around Rijau has only modest variations in elevation — a maximum elevation change of 160 m around an average of 367 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 236 m; within 80 km, significant variations in elevation — a maximum elevation change of 509 m.
The land around Rijau is covered by cropland (52%) and shrubs (22%) within 3 km, cropland (85%) within 16 km, and cropland (66%) within 80 km.
Nigeria travel facts
- Travel advisory
- Level 3
- Reconsider Travel
- Power plugs
- Type D / G
- 230 V · 50 Hz
- Prices
- ≈ 13% of US
- price level, 2025
- GDP per capita
- $1,224
- 2025
- Happiness
- 4.8 / 10
- World Happiness, 2025
- Safe drinking water
- 30%
- of population, 2024
- Homicide rate
- 15.7
- per 100k, 2023
- Road deaths
- 20.7
- per 100k/yr, 2019
- Income group
- Lower middle
- World Bank
- English
- High
- EF EPI 569
- 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 Rijau (11.1039°, 5.2556°, elevation 358 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.