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San Juan vs Athens Climate & Distance Between

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  • The distance between San Juan, Puerto Rico and Athens, Greece is approximately 8,734 km or 5,427 mi.
  • To reach San Juan in this distance one would set out from Athens bearing 284.5° or WNW and follow the great circles arc to approach San Juan bearing 233.5° or SW .
  • San Juan has a tropical monsoonal climate (Am) whereas Athens has a Mediterranean hot climate (Csa).
  • San Juan is in or near the subtropical moist forest biome whereas Athens is in or near the warm temperate thorn steppe biome.
  • The annual average temperature is 8 °C (14.4°F) warmer.
  • Average monthly temperatures vary by 14.2 °C (25.6°F) less in San Juan. The continentality subtype is truly hyperoceanic as opposed to truly oceanic.
  • Total annual precipitation averages 1251.8 mm (49.3 in) more which is equivalent to 1251.8 l/m (30.72 US gal/ft) or 12,518,000 l/ha (1,338,257 US gal/ac) more. About 4 1/3 as much.
  • There are 73 more hours of sunlight per year in San Juan. In whichever way circa 0h 12' more per day or about 1 as many.
  • The altitude of the sun at midday is overall 18° higher in San Juan than in Athens.
  • Relative humidity levels are 14.2% higher.
  • The mean dew point temperature is 11.1°C (19.9°F) higher.

Climate Comparison Table

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

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
maximum temperature iconAverage Max Temperature °C ( °F) +14 (+25) +14 (+26) +12 (+22) +9 (+16) +5 (+8) +1 (+2) -2 (-3) +-1 (-2) +2 (+4) +8 (+14) +11 (+21) +13 (+24) +7 (+13)
average temperature iconAverage Temperature °C ( °F) +14 (+26) +14 (+25) +12 (+22) +10 (+17) +6 (+10) +2 (+4) 0 (0) +0 (+1) +4 (+7) +9 (+16) +12 (+21) +13 (+24) +8 (+14)
minimum temperature iconAverage Min Temperature °C ( °F) +14 (+24) +12 (+22) +12 (+21) +9 (+17) +7 (+12) +3 (+5) +1 (+1) +1 (+1) +4 (+7) +8 (+15) +11 (+19) +13 (+23) +8 (+14)
rainfall iconAverage Precipitation mm (in) +74 (+3) +23 (+1) +13 (+1) +66 (+3) +164 (+6) +134 (+5) +155 (+6) +176 (+7) +160 (+6) +100 (+4) +114 (+5) +71 (+3) +1252 (+49)
rain days iconNumber of Precipitation Days (% chance of precip. on a day ) +1 (+3) +2 (+7) 0 ( 0) +5 (+17) +11 (+35) +14 (+47) +19 (+61) +16 (+52) +14 (+47) +9 (+29) +6 (+20) +4 (+13)   +101 (+28)
sunshine iconAverage Sunlight Hours/ Day +3h 29' +2h 30' +3h 00' +0h 54' -1h 00' -3h 12' -3h 30' -3h 00' -2h 20' +0h 46' +2h 12' +2h 40'   +0h 12'
daylight iconAverage Daylight Hours & Minutes/ Day +1h 20' +0h 49' +0h 09' -0h 34' -1h 11' -1h 30' -1h 21' -0h 49' -0h 07' +0h 35' +1h 12' +1h 30'   0h 00'
sun altitude iconSun altitude at solar noon on the 21st day () +19.6 +19.6 +19.6 +19.7 +15.8 +9.6 +15.1 +19.4 +19.4 +19.4 +19.4 +19.5   +18
relative humidity iconRelative Humidity (%) +3 +4 +5 +13 +19 +26 +30 +29 +22 +12 +5 +2   +14.2
dewpoint temperature iconAverage Dew Point Temperature C & (F) +14.3 (+26) +14 (+25) +12.9 (+23) +12 (+22) +10 (+18) +8.7 (+16) +7.7 (+14) +7.8 (+14) +8.8 (+16) +11 (+20) +12.3 (+22) +13.4 (+24) +11.1 (+20)

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