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Vs > San Juan
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Attu Island, Alaska vs San Juan Climate & Distance Between

Puerto Rico   flag
  • The distance between Attu Island, Alaska, Usa and San Juan, Puerto Rico is approximately 10,273 km or 6,384 mi.
  • To reach Attu Island, Alaska in this distance one would set out from San Juan bearing 328.7° or NNW and follow the great circles arc to approach Attu Island, Alaska bearing 234.6° or SW .
  • Attu Island, Alaska has a subpolar oceanic climate (Cfc) whereas San Juan has a tropical monsoonal climate (Am).
  • The annual average temperature is 21.8 °C (39.2°F) cooler.
  • Average monthly temperatures vary by 8.5 °C (15.3°F) more in Attu Island, Alaska. The continentality subtype is truly oceanic as opposed to truly hyperoceanic.
  • Total annual precipitation averages 109 mm (4.3 in) less which is equivalent to 109 l/m² (2.68 US gal/ft²) or 1,090,000 l/ha (116,528 US gal/ac) less. About 1 as much.
  • The altitude of the sun at midday is overall 32.8° lower in Attu Island, Alaska than in San Juan.

Climate Comparison Table

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

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
maximum temperature iconAverage Max Temperature °C ( °F) -26 (-47) -27 (-49) -26 (-47) -26 (-47) -25 (-45) -23 (-41) -20 (-36) -18 (-32) -20 (-36) -24 (-43) -26 (-47) -26 (-47) -24 (-43)
average temperature iconAverage Temperature °C ( °F) -25 (-44) -24 (-43) -24 (-43) -24 (-42) -23 (-41) -21 (-38) -18 (-32) -16 (-29) -18 (-32) -22 (-39) -24 (-43) -24 (-43) -22 (-39)
minimum temperature iconAverage Min Temperature °C ( °F) -23 (-41) -21 (-38) -22 (-40) -21 (-38) -20 (-36) -19 (-34) -16 (-29) -14 (-25) -16 (-29) -19 (-34) -22 (-40) -22 (-40) -20 (-35)
rainfall iconAverage Precipitation mm (in) -26 (-1) +8 (+0) +33 (+1) +20 (+1) -70 (-3) -57 (-2) -40 (-2) -7 (0) -11 (0) +69 (+3) -18 (-1) -10 (0) -109 (-4)
rain days iconNumber of Precipitation Days (% chance of precip. on a day ) +9 (+29) +6 (+21) +14 (+45) +9 (+30) -1 ( -3) -3 ( -10) -3 ( -10) -1 ( -3) +3 (+10) +10 (+32) +11 (+37) +10 (+32)   +64 (+18)
daylight iconAverage Daylight Hours & Minutes/ Day -3h 03' -1h 50' -0h 19' +1h 15' +2h 41' +3h 27' +3h 06' +1h 51' +0h 17' -1h 18' -2h 43' -3h 28'   0h 00'
sun altitude iconSun altitude at solar noon on the 21st day (°) -34.5 -34.5 -34.6 -34.7 -30.7 -24.4 -29.8 -34.1 -34 -34 -34.1 -34.3   -32.8

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Attu Island, Alaska vs San Juan Discussion

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