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

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  • The distance between San Juan, Puerto Rico and Attu Island, Alaska, Usa is approximately 10,273 km or 6,384 mi.
  • To reach San Juan in this distance one would set out from Attu Island, Alaska bearing 54.6° or NE and follow the great circles arc to approach San Juan bearing 148.7° or SSE .
  • San Juan has a tropical monsoonal climate (Am) whereas Attu Island, Alaska has a subpolar oceanic climate (Cfc).
  • The average annual temperature is 21.8 °C (39.2°F) warmer.
  • Average monthly temperatures vary by 8.5 °C (15.3°F) less in San Juan. The continentality subtype is truly hyperoceanic as opposed to truly oceanic.
  • Total annual precipitation averages 109 mm (4.3 in) more which is equivalent to 109 l/m (2.68 US gal/ft) or 1,090,000 l/ha (116,528 US gal/ac) more. About 1 as much.
  • The altitude of the sun at midday is overall 32.8° higher in San Juan than in Attu Island, Alaska.

Climate Comparison Table

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

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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San Juan vs Attu Island, Alaska Discussion

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Climate Guides for Locations near San Juan

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