Vs > Shannon
 | Cayenne vs Shannon Climate & Distance Between |  |
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- The distance between Cayenne, French Guiana and Shannon, Ireland is approximately 6,632 km or 4,121 mi.
- To reach Cayenne in this distance one would set out from Shannon bearing 232.6° or SW
 and follow the great circles arc to approach Cayenne bearing 208.9° or SSW .
- Cayenne has a tropical monsoonal climate (Am) whereas Shannon has a marine west coast climate (Cfb).
- Cayenne is in or near the subtropical wet forest biome whereas Shannon is in or near the cool temperate moist forest biome.
- The mean temperature is 16.7 °C (30°F) warmer.
- Average monthly temperatures vary by 8.5 °C (15.3°F) less in Cayenne. The continentality subtype is extremely hyperoceanic as opposed to barely hyperoceanic.
- Total annual precipitation averages 2817 mm (110.9 in) more which is equivalent to 2817 l/m² (69.14 US gal/ft²) or 28,170,000 l/ha (3,011,560 US gal/ac) more. About 4 as much.
- There are 838 more hours of sunlight per year in Cayenne. In whichever way circa 2h 17' more per day or about 1 3/5 as many.
- The altitude of the sun at midday is overall 37.2° higher in Cayenne than in Shannon.
- Relative humidity levels are 9.6% lower.
- The mean dew point temperature is 14.4°C (25.9°F) higher.
Climate Comparison Table
The table shows values for Cayenne relative to Shannon. You can also view this comparison the other way around from the perspective of Shannon vs Cayenne.
| | |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
|
Annual |
 | Average Max Temperature °C ( °F) |
+21 (+37) |
+21 (+37) |
+19 (+33) |
+17 (+31) |
+14 (+25) |
+13 (+24) |
+12 (+21) |
+13 (+23) |
+15 (+27) |
+18 (+32) |
+21 (+37) |
+21 (+38) |
|
+17 (+30) |
 | Average Temperature °C ( °F) |
+21 (+37) |
+20 (+37) |
+19 (+34) |
+18 (+33) |
+15 (+27) |
+13 (+24) |
+12 (+21) |
+12 (+22) |
+14 (+25) |
+16 (+30) |
+19 (+35) |
+20 (+36) |
|
+17 (+30) |
 | Average Min Temperature °C ( °F) |
+20 (+37) |
+20 (+37) |
+19 (+35) |
+19 (+35) |
+16 (+28) |
+13 (+23) |
+11 (+20) |
+11 (+20) |
+13 (+23) |
+15 (+27) |
+19 (+33) |
+19 (+35) |
|
+16 (+29) |
 | Average Precipitation mm (in) |
+333 (+13) |
+352 (+14) |
+361 (+14) |
+424 (+17) |
+530 (+21) |
+394 (+16) |
+217 (+9) |
+62 (+2) |
-50 (-2) |
-51 (-2) |
+27 (+1) |
+218 (+9) |
|
+2817 (+111) |
 | Number of Precipitation Days (% chance of precip. on a day ) |
+3 (+10) |
+4 (+14) |
+5 (+16) |
+3 (+10) |
+10 (+32) |
+10 (+33) |
+2 (+6) |
-5 ( -16) |
-13 ( -43) |
-13 ( -42) |
-8 ( -27) |
-3 ( -10) |
|
-5 ( -1) |
 | Average Sunlight Hours/ Day |
+2h 46' |
+1h 24' |
+1h 03' |
-0h 48' |
-2h 11' |
-0h 22' |
+1h 48' |
+2h 25' |
+5h 00' |
+5h 48' |
+5h 44' |
+4h 48' |
|
+2h 17' |
 | Average Daylight Hours & Minutes/ Day |
+3h 46' |
+2h 17' |
+0h 24' |
-1h 34' |
-3h 18' |
-4h 15' |
-3h 49' |
-2h 17' |
-0h 21' |
+1h 37' |
+3h 21' |
+4h 15' |
|
0h 00' |
 | Sun altitude at solar noon on the 21st day (°) |
+47.7 |
+47.6 |
+47.6 |
+33.7 |
+17.1 |
+10.7 |
+16.7 |
+33.5 |
+47.5 |
+47.4 |
+47.6 |
+47.8 |
| +37.2 |
 | Relative Humidity (%) |
-11 |
-13 |
-7 |
-1 |
+4 |
-1 |
-7 |
-14 |
-17 |
-20 |
-17 |
-11 |
|
-9.6 |
 | Average Dew Point Temperature °C & (°F) |
+18.2 (+33) |
+17.7 (+32) |
+17.3 (+31) |
+17.7 (+32) |
+15.2 (+27) |
+12.5 (+23) |
+9.8 (+18) |
+9 (+16) |
+10.1 (+18) |
+11.9 (+21) |
+15.8 (+28) |
+17.6 (+32) |
|
+14.4 (+26) |
There are so many comparison pages. Please post a link to one to help people find them:
Cayenne vs Santa Maria Di Leuc, Italy
Cayenne vs Lome, Togo
Cayenne vs Enugu, Nigeria
Cayenne vs Ekalaka, Mt, Usa
Shannon vs Pavelec, Russia
Shannon vs Merida, Mexico
Shannon vs Reading, Pa, Usa
Shannon vs Cernovcy, Ukraine
Cape Hatteras, North Carolina vs Sarata
Duian vs Wellington Aero
Clinton, Ia vs Canavieiras
Aqiq vs Taipei
Cayenne vs Shannon Discussion
You are welcome to incorporate your thoughts on the differences in climate or other matters such as contrasts in culture, standard of living, demographics etc.
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