Déressia in Fall
In fall (September, October and November), Déressia sees average daytime highs around 33°C and overnight lows near 22°C, with 210 mm of rain over about 32 wet days across the season. It is the 3rd-warmest season and the 2nd-wettest season.
Over the season highs climb from about 30°C in early September to 35°C by late November. The sky is clear or mostly clear about 31% of the time across fall, and the air most often feels oppressive.
Fall is Déressia's best season of the year to visit on our travel score. For the whole year in context, see Déressia's year-round climate.
- Avg daytime high
- 33°C
- 3rd-warmest season
- Avg overnight low
- 22°C
- Rainfall
- 210 mm
- 32 wet days
- Avg wind
- 7 km/h
- Travel score
- 3.2
- best season of the year
- Months
- Sep · Oct · Nov
Temperature in Déressia in Fall
Over the season highs climb from about 30°C in early September to 35°C by late November.
A typical fall day in Déressia reaches about 33°C and drops to 22°C overnight. The warmest of the three months is November, the coolest November.
How fall really feels in Déressia
Once humidity and wind are folded in, fall brings about 91 days that feel above 32°C and 0 that feel at or below 0°C.
The story in fall is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Déressia weather by month
How the three fall 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 | 35° / 18° | 0 | 0 | 11.5 | 3.3 |
| Feb | 38° / 22° | 0 | 0 | 11.7 | 1.4 |
| Mar | 40° / 25° | 2 | 0.5 | 11.9 | 0.0 |
| Apr | 40° / 28° | 16 | 4.4 | 12.2 | 0.2 |
| May | 37° / 27° | 60 | 11.4 | 12.4 | 1.5 |
| Jun | 33° / 25° | 93 | 14.4 | 12.6 | 2.9 |
| Jul | 31° / 23° | 186 | 23.5 | 12.5 | 3.1 |
| Aug | 30° / 23° | 241 | 26.3 | 12.3 | 3.1 |
| Sep | 31° / 23° | 160 | 21.8 | 12.1 | 3.2 |
| Oct | 33° / 23° | 49 | 9.8 | 11.8 | 3.4 |
| Nov | 35° / 21° | 1 | 0.4 | 11.6 | 2.9 |
| Dec | 35° / 18° | 0 | 0 | 11.4 | 3.6 |
Cloud cover in Fall
The sky is clear or mostly clear about 31% of the time across fall.
Chance of precipitation in Fall
Déressia gets around 210 mm of rain over 32 wet days across fall. The line is the day-by-day chance of measurable precipitation.
Humidity in Fall
Most of fall feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Fall
Winds average 7 km/h across fall.
Sunrise & sunset in Fall
Daylight runs from about 12 h 12 min in early September to 11 h 30 min by late November. The lit band spans sunrise to sunset each day.
Solar energy in Fall
Average shortwave solar energy reaching the ground each day across fall, about 5.8 kWh/m².
Hazard calendar for Déressia
In fall, Déressia overlaps its monsoon season. The full year is below, with each hazard's peak months called out.
Déressia's monsoon runs July–September, when most of the year's rain falls.
Déressia sees seasonal dust haze (March–June), heaviest in March.
Is fall a good time to visit Déressia?
Our two travel scores rate fall for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
fall is a weaker month for outdoor sightseeing in Déressia.
What to pack for Déressia in Fall
From fall's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In fall, Déressia sees daytime highs around 33°C and nights near 22°C. Pack light clothes, rain gear and sun protection. About 32 days see rain.
UV index in Déressia in Fall
Clear-sky midday UV across fall 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 Déressia peaks around March 15 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 14 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 | 12 | 13 | 12 | 10 | 11 | 12 | 13 | 11 | 11 | 9 | 8 |
| Level | Extreme | Extreme | Extreme | Extreme | Very high | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | Very high |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 10 | Extreme |
| Feb | 12 | Extreme |
| Mar | 13 | Extreme |
| Apr | 12 | Extreme |
| May | 10 | Very high |
| Jun | 11 | Extreme |
| Jul | 12 | Extreme |
| Aug | 13 | Extreme |
| Sep | 11 | Extreme |
| Oct | 11 | Extreme |
| Nov | 9 | Very high |
| Dec | 8 | Very high |
Air quality in Déressia in Fall
Average fine-particle pollution (PM2.5) through the year — so you can see where fall falls, not just the annual average.
Air quality in Déressia is worst in March — around 62 µg/m³ PM2.5 (unhealthy), about 4.8× the cleanest month (July, 13 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) | 52 | 53 | 62 | 36 | 19 | 17 | 13 | 16 | 18 | 25 | 31 | 52 |
| Level | Poor | Poor | Unhealthy | Poor | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Poor |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 52 | Poor |
| Feb | 53 | Poor |
| Mar | 62 | Unhealthy |
| Apr | 36 | Poor |
| May | 19 | Moderate |
| Jun | 17 | Moderate |
| Jul | 13 | Moderate |
| Aug | 16 | Moderate |
| Sep | 18 | Moderate |
| Oct | 25 | Moderate |
| Nov | 31 | Moderate |
| Dec | 52 | Poor |
Where is Déressia?
Déressia sits at 9.8°N, 16.3°E, 346 m above sea level, in Chad. The nearest listed city is Laï, 41 km away.
Topography around Déressia
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Déressia.
Within 3 km, the terrain around Déressia has only modest variations in elevation — a maximum elevation change of 8 m around an average of 345 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 22 m; within 80 km, only modest variations in elevation — a maximum elevation change of 187 m.
The land around Déressia is covered by cropland (66%) and grassland (28%) within 3 km, grassland (63%) and cropland (26%) within 16 km, and grassland (45%), cropland (32%) and shrubs (21%) 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 Déressia (9.7602°, 16.2698°, elevation 346 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.