Vs > Tolanaro
 | Grytviken vs Tolanaro Climate & Distance Between |  |
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- The distance between Grytviken, South Georgia and Tolanaro, Madagascar is approximately 7,359 km or 4,573 mi.
- To reach Grytviken in this distance one would set out from Tolanaro bearing 219.4° or SW
 and follow the great circles arc to approach Grytviken bearing 280.3° or W .
- Grytviken has a tundra climate (ET) whereas Tolanaro has a tropical rainforest climate (Af).
- The mean temperature is 21.3 °C (38.3°F) cooler.
- Average monthly temperatures vary by 1 °C (1.8°F) more in Grytviken. The continentality subtype is barely hyperoceanic as opposed to truly hyperoceanic.
- Total annual precipitation averages 193 mm (7.6 in) less which is equivalent to 193 l/m² (4.74 US gal/ft²) or 1,930,000 l/ha (206,330 US gal/ac) less. About 7/8 as much.
- There are 1400 fewer hours of sunlight per year in Grytviken. In whichever way circa 3h 49' less per day or about 1/2 as many.
- The altitude of the sun at midday is overall 29° lower in Grytviken than in Tolanaro.
- Relative humidity levels are 2.7% higher.
- The mean dew point temperature is 19.5°C (35.1°F) lower.
Climate Comparison Table
The table shows values for Grytviken relative to Tolanaro. You can also view this comparison the other way around from the perspective of Tolanaro vs Grytviken.
| | |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
|
Annual |
 | Average Max Temperature °C ( °F) |
-21 (-38) |
-21 (-38) |
-20 (-36) |
-21 (-38) |
-23 (-41) |
-23 (-41) |
-23 (-41) |
-22 (-40) |
-21 (-38) |
-22 (-40) |
-21 (-38) |
-21 (-38) |
|
-22 (-39) |
 | Average Temperature °C ( °F) |
-21 (-37) |
-21 (-38) |
-20 (-36) |
-22 (-39) |
-22 (-40) |
-22 (-40) |
-22 (-40) |
-22 (-40) |
-21 (-38) |
-21 (-38) |
-21 (-38) |
-21 (-38) |
|
-21 (-38) |
 | Average Min Temperature °C ( °F) |
-21 (-38) |
-20 (-36) |
-21 (-38) |
-21 (-38) |
-21 (-38) |
-21 (-38) |
-21 (-38) |
-21 (-38) |
-20 (-36) |
-21 (-38) |
-21 (-38) |
-21 (-38) |
|
-21 (-38) |
 | Average Precipitation mm (in) |
-98 (-4) |
-51 (-2) |
-86 (-3) |
+9 (+0) |
+13 (+1) |
+8 (+0) |
+13 (+1) |
+31 (+1) |
+30 (+1) |
-15 (-1) |
-11 (0) |
-36 (-1) |
|
-193 (-8) |
 | Number of Precipitation Days (% chance of precip. on a day ) |
-4 ( -13) |
-1 ( -4) |
-4 ( -13) |
0 ( 0) |
-1 ( -3) |
+2 (+7) |
+2 (+6) |
+2 (+6) |
+1 (+3) |
+2 (+6) |
-2 ( -7) |
-3 ( -10) |
|
-6 ( -2) |
 | Average Sunlight Hours/ Day |
-2h 48' |
-2h 26' |
-2h 00' |
-4h 44' |
-6h 29' |
-6h 28' |
-5h 50' |
-5h 15' |
-3h 32' |
-2h 25' |
-1h 58' |
-1h 58' |
|
-3h 49' |
 | Average Daylight Hours & Minutes/ Day |
+2h 54' |
+1h 44' |
+0h 18' |
-1h 11' |
-2h 32' |
-3h 18' |
-2h 57' |
-1h 44' |
-0h 16' |
+1h 13' |
+2h 34' |
+3h 18' |
|
0h 00' |
 | Sun altitude at solar noon on the 21st day (°) |
-28.7 |
-29 |
-29.2 |
-29.3 |
-29.3 |
-29.1 |
-29.1 |
-29.1 |
-29 |
-28.8 |
-28.3 |
-29.1 |
| -29 |
 | Relative Humidity (%) |
+2 |
+1 |
-2 |
-4 |
+6 |
+8 |
+6 |
+7 |
+6 |
+3 |
-1 |
+1 |
|
+2.8 |
 | Average Dew Point Temperature °C & (°F) |
-19.2 (-35) |
-19.8 (-36) |
-19.6 (-35) |
-21.2 (-38) |
-19.4 (-35) |
-19.1 (-34) |
-19.5 (-35) |
-19.2 (-35) |
-18.3 (-33) |
-19.1 (-34) |
-20.1 (-36) |
-19.8 (-36) |
|
-19.5 (-35) |
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Grytviken vs Tolanaro Discussion
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