Ati, Chad experiences average highs of 36°C (97°F) and lows of 23°C (73°F) throughout the year. The climate is relatively dry, with only 4 rainy days per month on average. Sunshine is abundant, averaging about 11 hours per day. Average highs have warmed by 0.7°C (1.3°F) across the available records.
Ati, Chad Weather & Climate 2026
Monthly climate averages for Ati, Chad. Based on 10-year ERA5 reanalysis data.
Climate Overview
Drier season: Jan–Dec 
Wetter season: May–Oct At-a-Glance Climate Summary
Live Weather & Air Quality
Key figures
Climate Score
6.3/10
Best: January, February, December
UV Index
7
High
Temperature 36°C / 23°C
Feels Like 37°C / 22°C
Rainy Days 4
Rainfall 26 mm
Sunshine 11 h
Humidity 33%
Wind Speed 16 km/h
Dew Point 9°C
Hottest Month
42°C
April
Avg Low26°C
Rain0days
Coldest Month
17°C
January
Avg High33°C
Rain0days
Driest Month
0days
January
Avg High33°C
Avg Low17°C
Windiest Month
17 km/h
March (Gusts 34)
Worst Time to Visit
Consider avoiding June, July, August, September due to extreme heat, frequent rain, oppressive humidity.
Sun Position
Sunrise 05:21
Daylight 12.9h
Sunset 18:15
Live conditions—
Ati on the map · live conditions
Ati, Chad
- Continent
- Africa
- Country
- Chad
- City
- Ati
- Population
- 29.9K
- Coordinates
- 13.21°, 18.34°
Seasonal Breakdown
Spring
Mar–May
Avg High 41°C
Avg Low 26°C
Rain 0 days/mo
Summer
Jun–Aug
Avg High 35°C
Avg Low 26°C
Rain 11 days/mo
Autumn
Sep–Nov
Avg High 36°C
Avg Low 23°C
Rain 4 days/mo
Winter
Dec–Feb
Avg High 34°C
Avg Low 18°C
Rain 0 days/mo
3/3 best months
Climate Charts
Based on historical averages (2016–2025)
Monthly Temperatures
HighLowShaded bands show the typical range across the available yearly records.
Line chart showing monthly temperatures. Jan: 33°C / 17°C . Feb: 35°C / 19°C . Mar: 40°C / 24°C . Apr: 42°C / 26°C . May: 42°C / 28°C . Jun: 39°C / 28°C . Jul: 35°C / 26°C . Aug: 31°C / 24°C . Sep: 34°C / 24°C . Oct: 38°C / 24°C . Nov: 37°C / 22°C . Dec: 34°C / 18°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 0 mm. Feb: 0 mm. Mar: 0 mm. Apr: 1 mm. May: 2 mm. Jun: 19 mm. Jul: 69 mm. Aug: 153 mm. Sep: 62 mm. Oct: 7 mm. Nov: 0 mm. Dec: 0 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 17%. Feb: 13%. Mar: 11%. Apr: 13%. May: 25%. Jun: 43%. Jul: 62%. Aug: 77%. Sep: 67%. Oct: 35%. Nov: 18%. Dec: 18%.
Monthly Wind Speed
Wind SpeedGusts
Bar chart showing monthly wind speed. Jan: 16 km/h . Feb: 17 km/h . Mar: 17 km/h . Apr: 16 km/h . May: 16 km/h . Jun: 16 km/h . Jul: 16 km/h . Aug: 14 km/h . Sep: 13 km/h . Oct: 14 km/h . Nov: 16 km/h . Dec: 15 km/h .
Sunshine
Sunshine
Sunshine: Jan: 10h. Feb: 11h. Mar: 11h. Apr: 12h. May: 12h. Jun: 11h. Jul: 11h. Aug: 10h. Sep: 11h. Oct: 11h. Nov: 11h. Dec: 11h.
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 7. Feb: UV 7. Mar: UV 8. Apr: UV 9. May: UV 9. Jun: UV 8. Jul: UV 8. Aug: UV 7. Sep: UV 7. Oct: UV 7. Nov: UV 7. Dec: UV 6.
Monthly Daylight Hours
Daylight12h reference
Monthly Dew Point & Comfort
Dew Point Dry Comfortable Humid Muggy Oppressive
Climate Trends
Average highs have warmed by 0.7°C (1.3°F) across the available records. Average rainfall is trending drier by about 15 mm.
2016 to 2025
Avg high Avg rainfall
Climate summary
| Last 12 months | All years | |
|---|---|---|
| Hottest month | May 2025 · 41°C | Apr · 42°C |
| Coldest month | Jan 2025 · 17°C | Jan · 17°C |
| Wettest month | Aug 2025 · 105 mm | Aug · 153 mm |
| Windiest month | Mar 2025 · 17 km/h | Mar · 17 km/h |
Month-by-Month Weather Table
January best
Excellent 
February best
Excellent March
Good April
Fair May
Fair June
Fair July
Poor August
Poor September
Poor October
Fair November
Good December best
Excellent | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January best | 33°C / 17°C | 30°C / 12°C | 0days (0 mm) Excellent | 10.3h Excellent | 17% Comfortable | 6.5 High | Excellent | View Details |
| February best | 35°C / 19°C | 32°C / 14°C | 0days (0 mm) Excellent | 10.6h Excellent | 13% Comfortable | 7.4 Very High | Excellent | View Details |
| March | 40°C / 24°C | 38°C / 19°C | 0days (0 mm) Excellent | 11.2h Excellent | 11% Comfortable | 8 Very High | Good | View Details |
| April | 42°C / 26°C | 41°C / 22°C | 0days (1 mm) Excellent | 11.6h Excellent | 13% Comfortable | 8.5 Very High | Fair | View Details |
| May | 42°C / 28°C | 42°C / 27°C | 1days (2 mm) Excellent | 11.6h Excellent | 25% Comfortable | 8.5 Very High | Fair | View Details |
| June | 39°C / 28°C | 41°C / 29°C | 4days (19 mm) Good | 11.2h Excellent | 43% Moderate | 8 Very High | Fair | View Details |
| July | 35°C / 26°C | 38°C / 29°C | 11days (69 mm) Wet | 10.6h Excellent | 62% Muggy | 7.5 Very High | Poor | View Details |
| August | 31°C / 24°C | 36°C / 28°C | 17days (153 mm) Wet | 9.6h Good | 77% Humid | 6.9 High | Poor | View Details |
| September | 34°C / 24°C | 39°C / 28°C | 9days (62 mm) Wet | 10.5h Excellent | 67% Muggy | 7.4 Very High | Poor | View Details |
| October | 38°C / 24°C | 39°C / 24°C | 2days (7 mm) Excellent | 10.9h Excellent | 35% Comfortable | 7.4 Very High | Fair | View Details |
| November | 37°C / 22°C | 35°C / 18°C | 0days (0 mm) Excellent | 10.8h Excellent | 18% Comfortable | 6.5 High | Good | View Details |
| December best | 34°C / 18°C | 31°C / 15°C | 0days (0 mm) Excellent | 10.5h Excellent | 18% Comfortable | 6.1 High | Excellent | View Details |
Compare Nearby City Climates
Frequently Asked Questions
The best months to visit Ati are January, February, December, when temperatures are comfortable and rainfall is at its lowest. This is based on 10-year climate averages for Ati, scoring temperature, rainfall, humidity, and sunshine hours.
The hottest month in Ati is April, with average daytime highs of 42°C (107°F). Plan outdoor activities for early morning or late afternoon if visiting during this period.
The coldest month in Ati is January, with average overnight lows of 17°C (62°F). Pack warm layers and expect shorter daylight hours during this period.
The wettest month in Ati is August, averaging 153mm of precipitation across 17 rainy days. An umbrella or waterproof jacket is essential.
The rainy season in Ati runs through August, July, with the heaviest rainfall in August. Based on 10-year averages for Ati.
Ati receives approximately 129 sunshine hours per year. The sunniest month is April with around 12 hours. Based on climate data for Ati.
The least favorable months to visit Ati are June, July, August, September, primarily due to extreme heat, frequent rain, oppressive humidity. For the best conditions, consider January, February, December instead.
The annual average UV index in Ati is 7, classified as high. SPF 30+ sunscreen, sunglasses, and seeking shade between 10:00–16:00 are strongly recommended.
Average humidity in Ati is 33%, classified as dry. Humidity levels are generally comfortable and should not affect outdoor activities for most people.
Average wind speeds in Ati are 16 km/h (10 mph). The windiest month is March with peak winds reaching 17 km/h (11 mph) (gusts up to 34 km/h / 21 mph).
Ati averages 10 clear-sky days per month with overall cloud cover around 39%. The clearest skies occur in January.
The annual average dew point in Ati is 9°C (48°F), which feels dry and comfortable. Outdoor activities are comfortable year-round from a humidity standpoint.
Ati has a Hot Desert climate, classified as BWh under the Köppen system. Arid climates have very low rainfall relative to temperature, with large swings between daytime heat and cool nights.
The 'feels like' temperature in Ati ranges from 22°C (72°F) to 37°C (99°F) on average. The 'feels like' temperature closely matches the actual temperature throughout most of the year.
June is not the best time to visit Ati, with a climate score of 4.6/10. Consider visiting during January, February, December instead for better conditions.
For June in Ati, pack Breathable clothing, Sunscreen (SPF 30+), Sun hat, Sunglasses, Sandals. With average highs of 39°C (101°F) and 4 rainy days, these essentials will keep you comfortable.
Data Source
Climate data derived from ERA5 reanalysis (ECMWF), averaged over 2016–2025. Sea surface temperature from marine reanalysis data. Climate scores and seasonal estimates are computed by WorldStats.
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