Vs > Mariehamn, Åland Islands
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San Juan vs Mariehamn, Åland Islands Climate & Distance Between

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  • The distance between San Juan, Puerto Rico and Mariehamn, Åland Islands, Finland is approximately 8,013 km or 4,979 mi.
  • To reach San Juan in this distance one would set out from Mariehamn, Åland Islands bearing 276° or W and follow the great circles arc to approach San Juan bearing 211.5° or SSW .
  • San Juan has a tropical monsoonal climate (Am) whereas Mariehamn, Åland Islands has a warm summer continental/ hemiboreal climate with no dry season (Dfb).
  • The average annual temperature is 20.2 °C (36.4°F) warmer.
  • Average monthly temperatures vary by 18 °C (32.4°F) less in San Juan. The continentality subtype is truly hyperoceanic as opposed to subcontinental.
  • Total annual precipitation averages 1070 mm (42.1 in) more which is equivalent to 1070 l/m² (26.26 US gal/ft²) or 10,700,000 l/ha (1,143,901 US gal/ac) more. About 3 as much.
  • The altitude of the sun at midday is overall 40.1° higher in San Juan than in Mariehamn, Åland Islands.
  • Relative humidity levels are 0.8% higher.
  • The mean dew point temperature is 19.7°C (35.5°F) higher.

Climate Comparison Table

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

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
maximum temperature iconAverage Max Temperature °C ( °F) +28 (+50) +30 (+54) +27 (+49) +23 (+41) +18 (+32) +14 (+25) +10 (+18) +11 (+20) +16 (+29) +22 (+40) +25 (+45) +26 (+47) +21 (+38)
average temperature iconAverage Temperature °C ( °F) +27 (+49) +29 (+51) +27 (+48) +23 (+41) +19 (+33) +15 (+26) +11 (+19) +11 (+20) +16 (+28) +21 (+37) +23 (+41) +25 (+44) +20 (+36)
minimum temperature iconAverage Min Temperature °C ( °F) +26 (+47) +27 (+49) +26 (+47) +22 (+40) +19 (+34) +15 (+27) +11 (+20) +11 (+20) +15 (+27) +19 (+34) +21 (+38) +23 (+41) +20 (+35)
rainfall iconAverage Precipitation mm (in) +71 (+3) +40 (+2) +30 (+1) +61 (+2) +149 (+6) +107 (+4) +114 (+4) +115 (+5) +108 (+4) +91 (+4) +103 (+4) +81 (+3) +1070 (+42)
rain days iconNumber of Precipitation Days (% chance of precip. on a day ) -3 ( -10) -3 ( -11) -2 ( -6) +2 (+7) +9 (+29) +7 (+23) +9 (+29) +6 (+19) +2 (+7) -1 ( -3) -1 ( -3) -1 ( -3)   +24 (+6)
daylight iconAverage Daylight Hours & Minutes/ Day +4h 35' +2h 40' +0h 28' -1h 49' -3h 58' -5h 17' -4h 40' -2h 41' -0h 24' +1h 53' +4h 02' +5h 17'   0h 00'
sun altitude iconSun altitude at solar noon on the 21st day (°) +41.6 +41.6 +41.7 +41.8 +37.9 +31.7 +37.2 +41.5 +41.5 +41.4 +41.4 +41.5   +40.1
relative humidity iconRelative Humidity (%) -12 -7 -3 +4 +14 +13 +11 +8 +4 -1 -8 -13   +0.8
dewpoint temperature iconAverage Dew Point Temperature °C & (°F) +23.9 (+43) +26.1 (+47) +24.6 (+44) +22.3 (+40) +20.8 (+37) +16.7 (+30) +12.4 (+22) +12.3 (+22) +15.8 (+28) +19.7 (+35) +21 (+38) +21.3 (+38) +19.7 (+35)

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San Juan vs Mariehamn, Åland Islands Discussion

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