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Cayenne vs Rome Climate & Distance Between

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  • The distance between Cayenne, French Guiana and Rome, Italy is approximately 7,586 km or 4,714 mi.
  • To reach Cayenne in this distance one would set out from Rome bearing 256.3° or WSW and follow the great circles arc to approach Cayenne bearing 226.5° or SW .
  • Cayenne has a tropical monsoonal climate (Am) whereas Rome has a Mediterranean hot climate (Csa).
  • Cayenne is in or near the subtropical wet forest biome whereas Rome is in or near the warm temperate moist forest biome.
  • The average temperature is 11.6 °C (20.9°F) warmer.
  • Average monthly temperatures vary by 15.5 °C (27.9°F) less in Cayenne. The continentality subtype is extremely hyperoceanic as opposed to truly oceanic.
  • Total annual precipitation averages 2906.7 mm (114.4 in) more which is equivalent to 2906.7 l/m² (71.34 US gal/ft²) or 29,067,000 l/ha (3,107,455 US gal/ac) more. About 4 1/2 as much.
  • There are 314 fewer hours of sunlight per year in Cayenne. In whichever way circa 0h 51' less per day or about 7/8 as many.
  • The altitude of the sun at midday is overall 26.4° higher in Cayenne than in Rome.
  • Relative humidity levels are 3% higher.
  • The mean dew point temperature is 11.9°C (21.4°F) higher.

Climate Comparison Table

The table shows values for Cayenne relative to Rome. You can also view this comparison the other way around from the perspective of Rome vs Cayenne.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
maximum temperature iconAverage Max Temperature °C ( °F) +17 (+30) +15 (+28) +13 (+23) +11 (+19) +5 (+9) +3 (+6) +0 (0) +1 (+2) +4 (+8) +9 (+17) +14 (+26) +17 (+31) +9 (+17)
average temperature iconAverage Temperature °C ( °F) +19 (+34) +18 (+32) +16 (+28) +14 (+25) +9 (+16) +6 (+11) +3 (+5) +4 (+6) +7 (+12) +11 (+20) +16 (+28) +19 (+33) +12 (+21)
minimum temperature iconAverage Min Temperature °C ( °F) +21 (+38) +20 (+36) +19 (+33) +17 (+30) +12 (+22) +9 (+16) +6 (+11) +6 (+11) +9 (+16) +13 (+23) +17 (+30) +20 (+36) +14 (+25)
rainfall iconAverage Precipitation mm (in) +348 (+14) +347 (+14) +364 (+14) +412 (+16) +543 (+21) +416 (+16) +251 (+10) +108 (+4) -43 (-2) -66 (-3) +2 (+0) +225 (+9) +2907 (+114)
rain days iconNumber of Precipitation Days (% chance of precip. on a day ) +15 (+48) +11 (+39) +12 (+39) +11 (+37) +19 (+61) +23 (+77) +18 (+58) +12 (+39) 0 ( 0) -4 ( -13) +1 (+3) +11 (+35)   +129 (+35)
sunshine iconAverage Sunlight Hours/ Day +0h 19' -0h 40' -2h 11' -2h 40' -4h 11' -3h 44' -4h 05' -2h 23' +0h 36' +2h 09' +3h 42' +2h 54'   -0h 51'
daylight iconAverage Daylight Hours & Minutes/ Day +2h 25' +1h 30' +0h 16' -1h 02' -2h 09' -2h 43' -2h 28' -1h 30' -0h 14' +1h 04' +2h 10' +2h 43'   0h 00'
sun altitude iconSun altitude at solar noon on the 21st day (°) +37 +36.9 +36.9 +22.9 +6.3 -0.1 +6 +22.7 +36.7 +36.7 +36.9 +37.1   +26.4
relative humidity iconRelative Humidity (%) +1 +3 +8 +9 +11 +9 +7 +2 -2 -6 -5 -1   +3
dewpoint temperature iconAverage Dew Point Temperature °C & (°F) +18.7 (+34) +17.7 (+32) +16.8 (+30) +15.3 (+28) +10.7 (+19) +7.7 (+14) +4.5 (+8) +3.9 (+7) +5.8 (+10) +9.3 (+17) +14.1 (+25) +17.9 (+32) +11.9 (+21)

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Cayenne vs Rome Discussion

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