Vs > Atar
 | Cayenne vs Atar Climate & Distance Between |  |
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- The distance between Cayenne, French Guiana and Atar, Mauritania is approximately 4,588 km or 2,851 mi.
- To reach Cayenne in this distance one would set out from Atar bearing 253.1° or WSW
 and follow the great circles arc to approach Cayenne bearing 244.1° or WSW .
- Cayenne has a tropical monsoonal climate (Am) whereas Atar has a subtropical hot desert climate (BWh).
- Cayenne is in or near the subtropical wet forest biome whereas Atar is in or near the subtropical desert biome.
- The average temperature is 1.3 °C (2.3°F) cooler.
- Average monthly temperatures vary by 13 °C (23.4°F) less in Cayenne. The continentality subtype is extremely hyperoceanic as opposed to truly oceanic.
- Total annual precipitation averages 3624 mm (142.7 in) more which is equivalent to 3624 l/m² (88.94 US gal/ft²) or 36,240,000 l/ha (3,874,297 US gal/ac) more. About 31 1/2 as much.
- There are 1247 fewer hours of sunlight per year in Cayenne. In whichever way circa 3h 25' less per day or about 2/3 as many.
- The altitude of the sun at midday is overall 5.8° higher in Cayenne than in Atar.
- Relative humidity levels are 48.9% higher.
- The mean dew point temperature is 14.9°C (26.7°F) higher.
Climate Comparison Table
The table shows values for Cayenne relative to Atar. You can also view this comparison the other way around from the perspective of Atar vs Cayenne.
| | |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
|
Annual |
 | Average Max Temperature °C ( °F) |
+1 (+2) |
+-1 (-2) |
+-4 (-7) |
-5 (-9) |
-10 (-18) |
-11 (-20) |
-11 (-20) |
-9 (-16) |
-8 (-14) |
-5 (-9) |
+-2 (-4) |
+3 (+5) |
|
-5 (-9) |
 | Average Temperature °C ( °F) |
+6 (+10) |
+4 (+7) |
+2 (+3) |
0 (0) |
-5 (-9) |
-7 (-13) |
-8 (-14) |
-7 (-12) |
-6 (-10) |
-3 (-5) |
+2 (+3) |
+7 (+12) |
|
-1 (-2) |
 | Average Min Temperature °C ( °F) |
+10 (+18) |
+9 (+16) |
+7 (+13) |
+5 (+9) |
0 (0) |
-3 (-5) |
-4 (-7) |
-4 (-7) |
-3 (-5) |
0 (0) |
+5 (+9) |
+10 (+18) |
|
+3 (+5) |
 | Average Precipitation mm (in) |
+427 (+17) |
+419 (+16) |
+431 (+17) |
+480 (+19) |
+590 (+23) |
+455 (+18) |
+266 (+10) |
+113 (+4) |
-4 (0) |
+22 (+1) |
+115 (+5) |
+311 (+12) |
|
+3624 (+143) |
 | Number of Precipitation Days (% chance of precip. on a day ) |
+22 (+71) |
+19 (+67) |
+20.5 (+66) |
+18.5 (+62) |
+24.5 (+79) |
+25 (+83) |
+19 (+61) |
+9 (+29) |
+1 (+3) |
+3 (+10) |
+10 (+33) |
+19 (+61) |
|
+190.5 (+52) |
 | Average Sunlight Hours/ Day |
-4h 00' |
-5h 14' |
-5h 46' |
-6h 30' |
-6h 17' |
-4h 50' |
-3h 19' |
-2h 13' |
+0h 08' |
+0h 03' |
-1h 08' |
-1h 58' |
|
-3h 25' |
 | Average Daylight Hours & Minutes/ Day |
+0h 50' |
+0h 31' |
+0h 05' |
-0h 22' |
-0h 45' |
-0h 56' |
-0h 51' |
-0h 31' |
-0h 05' |
+0h 22' |
+0h 45' |
+0h 56' |
|
0h 00' |
 | Sun altitude at solar noon on the 21st day (°) |
+15.6 |
+15.6 |
+15.5 |
+1.5 |
-14.6 |
-15.7 |
-14.1 |
+1.3 |
+15.4 |
+15.4 |
+15.5 |
+15.6 |
| +5.8 |
 | Relative Humidity (%) |
+48 |
+50 |
+53 |
+57 |
+62 |
+58 |
+45 |
+37 |
+38 |
+42 |
+50 |
+47 |
|
+48.9 |
 | Average Dew Point Temperature °C & (°F) |
+19 (+34) |
+19.2 (+35) |
+18 (+32) |
+18.8 (+34) |
+16.8 (+30) |
+14.4 (+26) |
+7.8 (+14) |
+5.9 (+11) |
+7.7 (+14) |
+12.3 (+22) |
+18.5 (+33) |
+19.8 (+36) |
|
+14.9 (+27) |
There are so many comparison pages. Please post a link to one to help people find them:
Cayenne vs Akola, India
Cayenne vs Willis Island M.O., Australia
Cayenne vs Pompeu, Brazil
Cayenne vs Kumagaya, Japan
Atar vs Penhas Douradas, Portugal
Atar vs Cork, Ireland
Atar vs Oolitic, In, Usa
Atar vs Guanajuato, Gto., Mexico
Kinston, Nc vs Casper, Wy
Mbala vs Te Teko
Aeroparque B. Aires vs Pretoria
Pakse vs Clarinda, Ia
Cayenne vs Atar Discussion
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