Isalo National Park
Madagascar
Jurassic-era sandstone massifs hide deep canyons, palm-lined oases, and ring-tailed lemurs.
Warmest month is October at 30°C on average. Coolest is July at 23°C. Driest reading falls in July with 0 rain days.
Six lead datapoints
- CoffeeWorld Bank PPP baseline$1.25 (~$1.25)PPP price tier 1 / 4
- $1.75 (~$1.75)PPP price tier 1 / 4
- Flight timeMethodology12h 30m from London HeathrowGreat-circle plus routing overhead.
- Flight CO2eDEFRA 2024 factors3,574 kg return from London HeathrowDEFRA 2024 economy factors, includes radiative forcing.
- FCDO advisorygov.uk, snapshot compiled 2026-07-11No specific FCDO warnings against travel.Check the latest FCDO advice before booking.
- Tap waterCDC / WHO guidanceDo not drink from the tap; use bottled or treated water.
| Month | Avg high | Swing | Rain days |
|---|---|---|---|
| January | 28° | ±3° | 20 |
| February | 28° | ±3° | 20 |
| March | 28° | ±2° | 14 |
| April | 27° | ±2° | 5 |
| May | 25° | ±3° | 2 |
| June | 24° | ±3° | 1 |
| July | 23° | ±2° | 0 |
| August | 26° | ±3° | 1 |
| September | 28° | ±3° | 1 |
| October | 30° | ±4° | 4 |
| November | 30° | ±4° | 10 |
| December | 30° | ±3° | 15 |
What to do
- Hike to the Piscine Naturelle for a swim
- Track lemurs in the Namaza Canyon
- Watch the sunset light up the Isalo Window rock formation
How we know this
Values are the average of the last ten calendar years of daily readings from Visual Crossing, snapped to the destination cluster. Swing is the p10 to p90 range of daily highs, halved for the ± figure. Rain days count any day with at least 1 mm of precipitation.