Tsaratanana monthly weather averages
Average daytime temperature
The bar chart below shows the average monthly peak daytime temperatures at Tsaratanana
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| °C | 29.2 | 29.2 | 29.4 | 29.4 | 28.4 | 26.9 | 26.5 | 26.9 | 28.1 | 29.1 | 29.5 | 29.3 |
| °F | 84.6 | 84.5 | 85 | 85 | 83.1 | 80.5 | 79.7 | 80.5 | 82.5 | 84.5 | 85.1 | 84.7 |
Please note: these are the average peak daytime temperatures (usually around mid-afternoon) so do not show daytime / night highs and lows. To see the daily range of temperatures have a look at the temperature max / min chart below.
Average rainfall & rainy days
The graph below shows the average rainfall and number of rainy days per month.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| mm | 412 | 351 | 284 | 125 | 68 | 67 | 69 | 58 | 38 | 56 | 139 | 302 |
| inches | 16.2 | 13.8 | 11.2 | 4.9 | 2.7 | 2.6 | 2.7 | 2.3 | 1.5 | 2.2 | 5.5 | 11.9 |
| Rainy days | 22 | 20 | 18 | 10 | 5 | 5 | 7 | 6 | 5 | 9 | 13 | 19 |
Average annual rainfall in Tsaratanana: 1999.533mm (787.2 inches)
Average daily sunshine
The bar chart below shows the average daily sunshine hours in Tsaratanana
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Hrs sunshine | 7.2 | 7 | 7.6 | 8.6 | 8.8 | 8.5 | 8.4 | 8.9 | 9.5 | 9.6 | 9.1 | 7.5 |
Day / night temperatures
The graph below shows the daily range of temperatures for each month.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Min °C | 21.2 | 21.5 | 21.2 | 20.4 | 18.4 | 16.4 | 15.9 | 16 | 16.9 | 18.8 | 20.3 | 21.2 |
| Max °C | 29.4 | 29.4 | 29.7 | 29.7 | 28.7 | 27.2 | 26.8 | 27.2 | 28.4 | 29.4 | 29.7 | 29.5 |
| Min °F | 70.2 | 70.6 | 70.1 | 68.6 | 65 | 61.5 | 60.5 | 60.8 | 62.3 | 65.8 | 68.5 | 70.1 |
| Max °F | 77.5 | 77.7 | 77.7 | 77 | 74.3 | 71.2 | 70.3 | 70.9 | 72.7 | 75.4 | 77 | 77.5 |
Sea temperature
The graph below shows the average sea temperature.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| °C | 29 | 29.1 | 29.2 | 29 | 28 | 26.6 | 25.5 | 25 | 25.3 | 26.3 | 27.6 | 28.6 |
| °F | 84.1 | 84.3 | 84.6 | 84.1 | 82.4 | 79.9 | 77.8 | 77.1 | 77.6 | 79.4 | 81.7 | 83.5 |
Wind speed
The graph below shows the average wind speed.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| km/h | 9 | 9 | 9 | 8 | 9 | 10 | 11 | 11 | 11 | 10 | 10 | 9 |
| mph | 6 | 6 | 5 | 5 | 6 | 6 | 7 | 7 | 7 | 7 | 6 | 6 |
A monthly average windspeed of over 16km/h or 10mph suggests a location is fairly windy.
Relative humidity
The graph below shows the average relative humidity.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 83% | 84% | 83% | 79% | 76% | 74% | 74% | 72% | 71% | 73% | 77% | 81% |
Other monthly averages
Tsaratanana weather stats
| Hottest month: | February | 29.2°C 84.6°F |
|---|---|---|
| Driest month: | September | 38mm 1.5ins |
| Sunniest month: | September | 9.5hrs |
| Coldest month: | July | 26.5°C 79.7°F |
| Wettest month: | January | 412mm 16.2ins |
| Warmest sea: | March | 29.2°C 84.6°F |
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