Vs > Belfast, Northern Ireland
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San Juan vs Belfast, Northern Ireland Climate & Distance Between

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  • The distance between San Juan, Puerto Rico and Belfast, Northern Ireland, Uk is approximately 6,418 km or 3,988 mi.
  • To reach San Juan in this distance one would set out from Belfast, Northern Ireland bearing 255.9° or WSW and follow the great circles arc to approach San Juan bearing 216.3° or SW .
  • San Juan has a tropical monsoonal climate (Am) whereas Belfast, Northern Ireland has a marine west coast climate (Cfb).
  • San Juan is in or near the subtropical moist forest biome whereas Belfast, Northern Ireland is in or near the cool temperate moist forest biome.
  • The annual average temperature is 16.5 °C (29.7°F) warmer.
  • Average monthly temperatures vary by 7 °C (12.6°F) less in San Juan. The continentality subtype is truly hyperoceanic as opposed to barely hyperoceanic.
  • Total annual precipitation averages 782 mm (30.8 in) more which is equivalent to 782 l/m (19.19 US gal/ft) or 7,820,000 l/ha (836,010 US gal/ac) more. About 2 as much.
  • There are 1544 more hours of sunlight per year in San Juan. In whichever way circa 4h 13' more per day or about 2 1/5 as many.
  • The altitude of the sun at midday is overall 34.6° higher in San Juan than in Belfast, Northern Ireland.
  • Relative humidity levels are 10.2% lower.
  • The mean dew point temperature is 14.2°C (25.5°F) higher.

Climate Comparison Table

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

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
maximum temperature iconAverage Max Temperature °C ( °F) +21 (+38) +21 (+38) +19 (+34) +17 (+31) +15 (+27) +13 (+23) +13 (+23) +13 (+23) +15 (+27) +18 (+32) +21 (+38) +21 (+38) +17 (+31)
average temperature iconAverage Temperature °C ( °F) +20 (+35) +19 (+34) +18 (+32) +17 (+31) +16 (+28) +14 (+24) +13 (+23) +13 (+23) +15 (+26) +17 (+31) +20 (+35) +20 (+35) +17 (+30)
minimum temperature iconAverage Min Temperature °C ( °F) +18 (+32) +17 (+31) +17 (+31) +17 (+31) +16 (+29) +14 (+25) +12 (+22) +12 (+22) +14 (+25) +16 (+29) +18 (+32) +18 (+32) +16 (+28)
rainfall iconAverage Precipitation mm (in) +39 (+2) +19 (+1) +6 (+0) +46 (+2) +129 (+5) +76 (+3) +65 (+3) +104 (+4) +92 (+4) +65 (+3) +93 (+4) +48 (+2) +782 (+31)
rain days iconNumber of Precipitation Days (% chance of precip. on a day ) -3 ( -10) -4 ( -14) -5 ( -16) -2 ( -7) +4 (+13) +2 (+7) +2 (+6) +2 (+6) 0 ( 0) -2 ( -6) -1 ( -3) -2 ( -6)   -9 ( -3)
sunshine iconAverage Sunlight Hours/ Day +5h 56' +5h 22' +5h 25' +3h 34' +1h 36' +1h 34' +4h 00' +4h 11' +3h 32' +4h 54' +5h 14' +5h 23'   +4h 13'
daylight iconAverage Daylight Hours & Minutes/ Day +3h 22' +2h 01' +0h 21' -1h 23' -2h 57' -3h 49' -3h 25' -2h 01' -0h 18' +1h 25' +2h 59' +3h 49'   0h 00'
sun altitude iconSun altitude at solar noon on the 21st day () +36.2 +36.2 +36.2 +36.3 +32.4 +26.2 +31.7 +36.1 +36 +36 +36 +36.1   +34.6
relative humidity iconRelative Humidity (%) -16 -13 -12 -8 -4 -4 -6 -7 -12 -11 -12 -17   -10.2
dewpoint temperature iconAverage Dew Point Temperature C & (F) +16.1 (+29) +16.1 (+29) +15.2 (+27) +15 (+27) +14.3 (+26) +12.3 (+22) +11 (+20) +10.8 (+19) +11.9 (+21) +14.5 (+26) +16.9 (+30) +16 (+29) +14.2 (+26)

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San Juan vs Belfast, Northern Ireland Discussion

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