Iriba weather in August
In August, Iriba sees average daytime highs of 32°C and overnight lows near 21°C, with 127 mm of rain across 17.2 wet days and about 12.5 hours of daylight. It is the 8th-warmest and 1st-wettest month of the year here.
Day-to-day highs hold fairly steady near 32°C through the month. The sky is clear or mostly clear about 31% of the time in August, and the air most often feels muggy.
Daylight stretches from about 12 h 42 min at the start of August to 12 h 18 min by month's end. Set against the rest of the year, August is Iriba's 12th-clearest and 12th-windiest month. For the whole year in context, see Iriba's year-round climate.
- Daytime high
- 32°
- 8th warmest
- Overnight low
- 21°
- 8th coldest
- Rainfall
- 127 mm
- 17.2 wet days
- Daylight
- 12 h 30 min
- 5:20 AM – 5:50 PM
- Cloud cover
- 53%
- 12th clearest
- Wind
- 10 km/h
- 12th windiest
- Solar energy
- 6.23 kWh/m²
- Travel score
- 3.7
- out of 10
Iriba is place in Wadi Fira, Chad.
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in August
Day-to-day highs hold fairly steady near 32°C through the month.
A typical August day in Iriba reaches about 32°C in the afternoon and slips back to 21°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 29°C and 35°C. Set against its neighbours, August runs about 2°C cooler than July and about 3°C cooler than September.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°C) | 32 | 32 | 32 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 33 |
| Avg low (°C) | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 32 | 21 |
| 2 | 32 | 21 |
| 3 | 32 | 21 |
| 4 | 31 | 21 |
| 5 | 31 | 21 |
| 6 | 31 | 21 |
| 7 | 31 | 21 |
| 8 | 31 | 21 |
| 9 | 31 | 21 |
| 10 | 31 | 21 |
| 11 | 31 | 21 |
| 12 | 31 | 21 |
| 13 | 31 | 21 |
| 14 | 31 | 21 |
| 15 | 31 | 21 |
| 16 | 31 | 21 |
| 17 | 31 | 21 |
| 18 | 31 | 21 |
| 19 | 31 | 21 |
| 20 | 31 | 21 |
| 21 | 31 | 21 |
| 22 | 32 | 21 |
| 23 | 32 | 21 |
| 24 | 32 | 21 |
| 25 | 32 | 21 |
| 26 | 32 | 21 |
| 27 | 32 | 21 |
| 28 | 32 | 21 |
| 29 | 32 | 21 |
| 30 | 32 | 21 |
| 31 | 33 | 21 |
How August really feels in Iriba
Once humidity and wind are folded in, August averages 31 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.
The story in August is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Iriba weather by month
How August compares with the rest of the year at a glance. August is the 8th-warmest and 1st-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 26° / 11° | 0 | 0 | 11.2 | 9.1 |
| Feb | 28° / 13° | 0 | 0 | 11.5 | 7.9 |
| Mar | 32° / 17° | 0 | 0 | 11.9 | 5.3 |
| Apr | 36° / 21° | 0 | 0.1 | 12.3 | 3.0 |
| May | 37° / 23° | 2 | 0.6 | 12.7 | 2.0 |
| Jun | 37° / 23° | 7 | 1.6 | 12.9 | 2.1 |
| Jul | 34° / 22° | 83 | 13.1 | 12.8 | 3.1 |
| Aug | 32° / 21° | 127 | 17.2 | 12.5 | 3.7 |
| Sep | 34° / 22° | 20 | 3.8 | 12.1 | 3.3 |
| Oct | 34° / 21° | 1 | 0.2 | 11.7 | 4.3 |
| Nov | 29° / 16° | 0 | 0 | 11.3 | 7.2 |
| Dec | 26° / 11° | 0 | 0 | 11.1 | 9.0 |
Cloud cover in August
The sky is clear or mostly clear about 31% of the time in August, the cloudiest month of the year.
Beyond those clear spells, partly cloudy skies cover about 31% of August, with mostly cloudy or overcast conditions the remaining 38%. Skies tend to open up as the month goes on.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clearer (%) | 59 | 58 | 57 | 57 | 57 | 56 | 56 | 56 | 56 | 56 | 57 | 57 | 58 | 58 | 59 | 59 | 60 | 60 | 62 | 63 | 63 | 65 | 66 | 67 | 68 | 69 | 70 | 72 | 72 | 73 | 74 |
| Cloudier (%) | 41 | 42 | 43 | 43 | 43 | 44 | 44 | 44 | 44 | 44 | 43 | 43 | 42 | 42 | 41 | 41 | 40 | 40 | 38 | 37 | 37 | 35 | 34 | 33 | 32 | 31 | 30 | 28 | 28 | 27 | 26 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 59 | 41 |
| 2 | 58 | 42 |
| 3 | 57 | 43 |
| 4 | 57 | 43 |
| 5 | 57 | 43 |
| 6 | 56 | 44 |
| 7 | 56 | 44 |
| 8 | 56 | 44 |
| 9 | 56 | 44 |
| 10 | 56 | 44 |
| 11 | 57 | 43 |
| 12 | 57 | 43 |
| 13 | 58 | 42 |
| 14 | 58 | 42 |
| 15 | 59 | 41 |
| 16 | 59 | 41 |
| 17 | 60 | 40 |
| 18 | 60 | 40 |
| 19 | 62 | 38 |
| 20 | 63 | 37 |
| 21 | 63 | 37 |
| 22 | 65 | 35 |
| 23 | 66 | 34 |
| 24 | 67 | 33 |
| 25 | 68 | 32 |
| 26 | 69 | 31 |
| 27 | 70 | 30 |
| 28 | 72 | 28 |
| 29 | 72 | 28 |
| 30 | 73 | 27 |
| 31 | 74 | 26 |
Chance of precipitation in August
Iriba gets around 127 mm of rain over 17.2 wet days in August, the wettest month. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 54% and peaks near 61% on the wettest days. The odds ease toward the end of the month.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rain chance (%) | 57 | 58 | 59 | 60 | 60 | 61 | 61 | 61 | 61 | 61 | 60 | 60 | 59 | 58 | 58 | 57 | 56 | 55 | 54 | 53 | 52 | 51 | 49 | 48 | 47 | 45 | 43 | 42 | 40 | 38 | 36 |
| Rain chance (%) | |
|---|---|
| 1 | 57 |
| 2 | 58 |
| 3 | 59 |
| 4 | 60 |
| 5 | 60 |
| 6 | 61 |
| 7 | 61 |
| 8 | 61 |
| 9 | 61 |
| 10 | 61 |
| 11 | 60 |
| 12 | 60 |
| 13 | 59 |
| 14 | 58 |
| 15 | 58 |
| 16 | 57 |
| 17 | 56 |
| 18 | 55 |
| 19 | 54 |
| 20 | 53 |
| 21 | 52 |
| 22 | 51 |
| 23 | 49 |
| 24 | 48 |
| 25 | 47 |
| 26 | 45 |
| 27 | 43 |
| 28 | 42 |
| 29 | 40 |
| 30 | 38 |
| 31 | 36 |
Humidity in August
Most of August feels muggy — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, August lands in the muggy band about 75% of days. Sticky, muggy-or-worse air turns up on roughly 78% of them.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dry (%) | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 3 | 3 | 4 | 5 | 5 | 7 | 8 | 9 | 11 | 12 | 14 | 16 |
| Comfortable (%) | 7 | 7 | 6 | 6 | 6 | 5 | 5 | 5 | 5 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 5 | 5 | 5 | 6 | 6 | 7 | 7 | 8 | 9 |
| Humid (%) | 18 | 17 | 16 | 15 | 14 | 13 | 12 | 11 | 11 | 10 | 10 | 9 | 9 | 9 | 9 | 9 | 9 | 10 | 10 | 10 | 10 | 11 | 11 | 12 | 13 | 13 | 14 | 15 | 16 | 17 | 18 |
| Muggy (%) | 70 | 71 | 73 | 74 | 74 | 76 | 77 | 77 | 77 | 80 | 79 | 80 | 80 | 80 | 80 | 80 | 81 | 80 | 80 | 79 | 79 | 78 | 76 | 75 | 73 | 71 | 69 | 66 | 64 | 60 | 56 |
| Oppressive (%) | 2 | 2 | 2 | 2 | 3 | 3 | 3 | 4 | 4 | 4 | 5 | 5 | 5 | 5 | 5 | 5 | 4 | 4 | 4 | 4 | 4 | 3 | 3 | 3 | 2 | 2 | 2 | 1 | 1 | 1 | 1 |
| Dry (%) | Comfortable (%) | Humid (%) | Muggy (%) | Oppressive (%) | |
|---|---|---|---|---|---|
| 1 | 3 | 7 | 18 | 70 | 2 |
| 2 | 3 | 7 | 17 | 71 | 2 |
| 3 | 3 | 6 | 16 | 73 | 2 |
| 4 | 3 | 6 | 15 | 74 | 2 |
| 5 | 3 | 6 | 14 | 74 | 3 |
| 6 | 3 | 5 | 13 | 76 | 3 |
| 7 | 3 | 5 | 12 | 77 | 3 |
| 8 | 3 | 5 | 11 | 77 | 4 |
| 9 | 3 | 5 | 11 | 77 | 4 |
| 10 | 2 | 4 | 10 | 80 | 4 |
| 11 | 2 | 4 | 10 | 79 | 5 |
| 12 | 2 | 4 | 9 | 80 | 5 |
| 13 | 2 | 4 | 9 | 80 | 5 |
| 14 | 2 | 4 | 9 | 80 | 5 |
| 15 | 2 | 4 | 9 | 80 | 5 |
| 16 | 2 | 4 | 9 | 80 | 5 |
| 17 | 2 | 4 | 9 | 81 | 4 |
| 18 | 2 | 4 | 10 | 80 | 4 |
| 19 | 2 | 4 | 10 | 80 | 4 |
| 20 | 3 | 4 | 10 | 79 | 4 |
| 21 | 3 | 4 | 10 | 79 | 4 |
| 22 | 4 | 4 | 11 | 78 | 3 |
| 23 | 5 | 5 | 11 | 76 | 3 |
| 24 | 5 | 5 | 12 | 75 | 3 |
| 25 | 7 | 5 | 13 | 73 | 2 |
| 26 | 8 | 6 | 13 | 71 | 2 |
| 27 | 9 | 6 | 14 | 69 | 2 |
| 28 | 11 | 7 | 15 | 66 | 1 |
| 29 | 12 | 7 | 16 | 64 | 1 |
| 30 | 14 | 8 | 17 | 60 | 1 |
| 31 | 16 | 9 | 18 | 56 | 1 |
Wind in August
Winds average 10 km/h in August, the calmest month.
Across August, daily wind ranges from about 10 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Wind speed (km/h) | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 |
| Feels | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm |
| Wind speed (km/h) | Feels | |
|---|---|---|
| 1 | 11 | calm |
| 2 | 11 | calm |
| 3 | 11 | calm |
| 4 | 11 | calm |
| 5 | 11 | calm |
| 6 | 11 | calm |
| 7 | 11 | calm |
| 8 | 10 | calm |
| 9 | 10 | calm |
| 10 | 10 | calm |
| 11 | 10 | calm |
| 12 | 10 | calm |
| 13 | 10 | calm |
| 14 | 10 | calm |
| 15 | 10 | calm |
| 16 | 10 | calm |
| 17 | 10 | calm |
| 18 | 10 | calm |
| 19 | 10 | calm |
| 20 | 10 | calm |
| 21 | 10 | calm |
| 22 | 10 | calm |
| 23 | 10 | calm |
| 24 | 10 | calm |
| 25 | 10 | calm |
| 26 | 10 | calm |
| 27 | 10 | calm |
| 28 | 10 | calm |
| 29 | 10 | calm |
| 30 | 10 | calm |
| 31 | 10 | calm |
Sunrise & sunset in August
Daylight runs from about 12 h 42 min at the start of August to 12 h 18 min by month's end. The lit band spans sunrise to sunset each day.
Days shrink by about 24 minutes over August. Sunrise moves from 5:17 AM to 5:22 AM, and sunset from 5:57 PM to 5:40 PM.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight (h) | 12.7 | 12.7 | 12.7 | 12.6 | 12.6 | 12.6 | 12.6 | 12.6 | 12.6 | 12.6 | 12.6 | 12.6 | 12.5 | 12.5 | 12.5 | 12.5 | 12.5 | 12.5 | 12.5 | 12.5 | 12.4 | 12.4 | 12.4 | 12.4 | 12.4 | 12.4 | 12.4 | 12.4 | 12.3 | 12.3 | 12.3 |
| Sunrise (AM) | 5:17 | 5:17 | 5:17 | 5:17 | 5:18 | 5:18 | 5:18 | 5:18 | 5:18 | 5:19 | 5:19 | 5:19 | 5:19 | 5:19 | 5:20 | 5:20 | 5:20 | 5:20 | 5:20 | 5:20 | 5:21 | 5:21 | 5:21 | 5:21 | 5:21 | 5:21 | 5:21 | 5:21 | 5:22 | 5:22 | 5:22 |
| Sunset (PM) | 5:57 | 5:57 | 5:57 | 5:56 | 5:56 | 5:55 | 5:55 | 5:55 | 5:54 | 5:54 | 5:53 | 5:53 | 5:52 | 5:52 | 5:51 | 5:50 | 5:50 | 5:49 | 5:49 | 5:48 | 5:47 | 5:47 | 5:46 | 5:45 | 5:45 | 5:44 | 5:43 | 5:43 | 5:42 | 5:41 | 5:40 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 12.7 | 5:17 | 5:57 |
| 2 | 12.7 | 5:17 | 5:57 |
| 3 | 12.7 | 5:17 | 5:57 |
| 4 | 12.6 | 5:17 | 5:56 |
| 5 | 12.6 | 5:18 | 5:56 |
| 6 | 12.6 | 5:18 | 5:55 |
| 7 | 12.6 | 5:18 | 5:55 |
| 8 | 12.6 | 5:18 | 5:55 |
| 9 | 12.6 | 5:18 | 5:54 |
| 10 | 12.6 | 5:19 | 5:54 |
| 11 | 12.6 | 5:19 | 5:53 |
| 12 | 12.6 | 5:19 | 5:53 |
| 13 | 12.5 | 5:19 | 5:52 |
| 14 | 12.5 | 5:19 | 5:52 |
| 15 | 12.5 | 5:20 | 5:51 |
| 16 | 12.5 | 5:20 | 5:50 |
| 17 | 12.5 | 5:20 | 5:50 |
| 18 | 12.5 | 5:20 | 5:49 |
| 19 | 12.5 | 5:20 | 5:49 |
| 20 | 12.5 | 5:20 | 5:48 |
| 21 | 12.4 | 5:21 | 5:47 |
| 22 | 12.4 | 5:21 | 5:47 |
| 23 | 12.4 | 5:21 | 5:46 |
| 24 | 12.4 | 5:21 | 5:45 |
| 25 | 12.4 | 5:21 | 5:45 |
| 26 | 12.4 | 5:21 | 5:44 |
| 27 | 12.4 | 5:21 | 5:43 |
| 28 | 12.4 | 5:21 | 5:43 |
| 29 | 12.3 | 5:22 | 5:42 |
| 30 | 12.3 | 5:22 | 5:41 |
| 31 | 12.3 | 5:22 | 5:40 |
Solar energy in August
Average shortwave solar energy reaching the ground each day in August, about 6.23 kWh/m².
For context, solar energy here swings from a low near 5.83 kWh/m² to a high of 7.73 kWh/m² in April across the year — August's 6.23 kWh/m² falls in the middle.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Solar energy (kWh/m²) | 6.2 | 6.2 | 6.1 | 6.1 | 6.1 | 6.1 | 6.1 | 6.1 | 6.2 | 6.2 | 6.2 | 6.2 | 6.2 | 6.2 | 6.2 | 6.2 | 6.3 | 6.3 | 6.3 | 6.3 | 6.3 | 6.3 | 6.4 | 6.4 | 6.4 | 6.4 | 6.5 | 6.5 | 6.5 | 6.5 | 6.5 |
| Level | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 6.2 | Intense |
| 2 | 6.2 | Intense |
| 3 | 6.1 | Intense |
| 4 | 6.1 | Intense |
| 5 | 6.1 | Intense |
| 6 | 6.1 | Intense |
| 7 | 6.1 | Intense |
| 8 | 6.1 | Intense |
| 9 | 6.2 | Intense |
| 10 | 6.2 | Intense |
| 11 | 6.2 | Intense |
| 12 | 6.2 | Intense |
| 13 | 6.2 | Intense |
| 14 | 6.2 | Intense |
| 15 | 6.2 | Intense |
| 16 | 6.2 | Intense |
| 17 | 6.3 | Intense |
| 18 | 6.3 | Intense |
| 19 | 6.3 | Intense |
| 20 | 6.3 | Intense |
| 21 | 6.3 | Intense |
| 22 | 6.3 | Intense |
| 23 | 6.4 | Intense |
| 24 | 6.4 | Intense |
| 25 | 6.4 | Intense |
| 26 | 6.4 | Intense |
| 27 | 6.5 | Intense |
| 28 | 6.5 | Intense |
| 29 | 6.5 | Intense |
| 30 | 6.5 | Intense |
| 31 | 6.5 | Intense |
Hazard calendar for Iriba
In August, Iriba sits inside its dust season. The full year is below, with each hazard's peak months called out.
Iriba sees seasonal dust haze (March–October), heaviest in May.
Is August a good time to visit Iriba?
Our two travel scores rate August for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
August is a weaker month for outdoor sightseeing in Iriba.
What to pack for Iriba in August
From August's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In August, Iriba sees daytime highs around 32°C and nights near 21°C. Pack light clothes, rain gear and sun protection. About 17 days see rain.
UV index in Iriba in August
Clear-sky midday UV in August peaks 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 Iriba peaks around May 14 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 16 at about 7 (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) | 9 | 11 | 11 | 12 | 13 | 11 | 10 | 11 | 12 | 11 | 9 | 7 |
| Level | Very high | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | Extreme | Extreme | Extreme | Very high | High |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 9 | Very high |
| Feb | 11 | Extreme |
| Mar | 11 | Extreme |
| Apr | 12 | Extreme |
| May | 13 | Extreme |
| Jun | 11 | Extreme |
| Jul | 10 | Very high |
| Aug | 11 | Extreme |
| Sep | 12 | Extreme |
| Oct | 11 | Extreme |
| Nov | 9 | Very high |
| Dec | 7 | High |
Air quality in Iriba in August
Average fine-particle pollution (PM2.5) through the year — so you can see where August falls, not just the annual average.
Air quality in Iriba is worst in March — around 70 µg/m³ PM2.5 (unhealthy), about 2.5× the cleanest month (August, 29 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) | 54 | 63 | 70 | 56 | 51 | 45 | 41 | 29 | 33 | 46 | 37 | 49 |
| Level | Poor | Unhealthy | Unhealthy | Unhealthy | Poor | Poor | Poor | Moderate | Moderate | Poor | Poor | Poor |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 54 | Poor |
| Feb | 63 | Unhealthy |
| Mar | 70 | Unhealthy |
| Apr | 56 | Unhealthy |
| May | 51 | Poor |
| Jun | 45 | Poor |
| Jul | 41 | Poor |
| Aug | 29 | Moderate |
| Sep | 33 | Moderate |
| Oct | 46 | Poor |
| Nov | 37 | Poor |
| Dec | 49 | Poor |
Where is Iriba?
Iriba sits at 15.1°N, 22.3°E, 932 m above sea level, in Chad. The nearest listed city is Amdjarass, 123 km away.
Topography around Iriba
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Iriba.
Within 3 km, the terrain around Iriba has only modest variations in elevation — a maximum elevation change of 46 m around an average of 926 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 154 m; within 80 km, large variations in elevation — a maximum elevation change of 683 m.
The land around Iriba is covered by grassland (54%) and bare terrain (43%) within 3 km, grassland (68%) and bare terrain (30%) within 16 km, and grassland (66%) and bare terrain (30%) within 80 km.
Chad travel facts
- Travel advisory
- Level 4
- Do Not Travel
- Power plugs
- Type C / D / E / F
- 220 V · 50 Hz
- Prices
- ≈ 35% of US
- price level, 2025
- GDP per capita
- $1,022
- 2025
- Happiness
- 4.4 / 10
- World Happiness, 2025
- Safe drinking water
- 6%
- of population, 2024
- Road deaths
- 32.4
- per 100k/yr, 2019
- Income group
- Low
- World Bank
- 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 Iriba (15.1167°, 22.25°, elevation 932 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).