San Juan vs Belfast, Northern Ireland Climate & Distance Between

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/m² (19.19 US gal/ft²) 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

Average Max Temperature °C ( °F)

+21 (+38)

+19 (+34)

+17 (+31)

+15 (+27)

+13 (+23)

+15 (+27)

+18 (+32)

+21 (+38)

+17 (+31)

Average Temperature °C ( °F)

+20 (+35)

+19 (+34)

+18 (+32)

+17 (+31)

+16 (+28)

+14 (+24)

+13 (+23)

+15 (+26)

+17 (+31)

+20 (+35)

+17 (+30)

Average Min Temperature °C ( °F)

+18 (+32)

+17 (+31)

+16 (+29)

+14 (+25)

+12 (+22)

+14 (+25)

+16 (+29)

+18 (+32)

+16 (+28)

Average 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)

Number of Precipitation Days (% chance of precip. on a day )

-3 ( -10)

-4 ( -14)

-5 ( -16)

-2 ( -7)

+4 (+13)

+2 (+7)

+2 (+6)

0 ( 0)

-2 ( -6)

-1 ( -3)

-2 ( -6)

-9 ( -3)

Average 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'

Average 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 at solar noon on the 21st day (°)

+36.2

+36.3

+32.4

+26.2

+31.7

+36.1

+36

+36.1

+34.6

Relative Humidity (%)

-16

-13

-12

-8

-4

-6

-7

-12

-11

-12

-17

-10.2

Average Dew Point Temperature °C & (°F)

+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)

You are welcome to incorporate your thoughts on the differences in climate or other matters such as contrasts in culture, standard of living, demographics etc.

Climate Guides for Locations near Belfast, Northern Ireland

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San Juan vs Belfast, Northern Ireland Climate & Distance Between

Climate Comparison Table

San Juan vs Belfast, Northern Ireland Discussion

Climate Guides for Locations near San Juan

Climate Guides for Locations near Belfast, Northern Ireland