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San Juan vs Cairo, Illinois Climate & Distance Between

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  • The distance between San Juan, Puerto Rico and Cairo, Illinois, Usa is approximately 3,060 km or 1,902 mi.
  • To reach San Juan in this distance one would set out from Cairo, Illinois bearing 126.1° or SE and follow the great circles arc to approach San Juan bearing 137.2° or SE .
  • San Juan has a tropical monsoonal climate (Am) whereas Cairo, Illinois has a humid subtropical climate (Cfa).
  • San Juan is in or near the subtropical moist forest biome whereas Cairo, Illinois is in or near the warm temperate moist forest biome.
  • The annual average temperature is 10.3 °C (18.5°F) warmer.
  • Average monthly temperatures vary by 20.5 °C (36.9°F) less in San Juan. The continentality subtype is truly hyperoceanic as opposed to subcontinental.
  • Total annual precipitation averages 475 mm (18.7 in) more which is equivalent to 475 l/m² (11.66 US gal/ft²) or 4,750,000 l/ha (507,807 US gal/ac) more. About 1 2/5 as much.
  • There are 72 fewer hours of sunlight per year in San Juan. In whichever way circa 0h 11' less per day or about 1 as many.
  • The altitude of the sun at midday is overall 17° higher in San Juan than in Cairo, Illinois.
  • Relative humidity levels are 17.2% higher.
  • The mean dew point temperature is 13.8°C (24.8°F) higher.

Climate Comparison Table

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

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
maximum temperature iconAverage Max Temperature °C ( °F) +20 (+36) +19 (+34) +14 (+25) +8 (+14) +4 (+7) +0 (0) -1 (-2) +-1 (-2) +3 (+5) +9 (+16) +16 (+29) +20 (+36) +9 (+17)
average temperature iconAverage Temperature °C ( °F) +21 (+37) +19 (+33) +15 (+27) +10 (+17) +6 (+10) +2 (+3) 0 (0) +1 (+1) +5 (+8) +11 (+19) +17 (+31) +21 (+37) +10 (+19)
minimum temperature iconAverage Min Temperature °C ( °F) +21 (+38) +18 (+32) +16 (+29) +11 (+20) +7 (+13) +3 (+5) +1 (+2) +2 (+4) +6 (+11) +12 (+22) +18 (+32) +21 (+38) +11 (+20)
rainfall iconAverage Precipitation mm (in) +5 (+0) -23 (-1) -66 (-3) -10 (0) +69 (+3) +40 (+2) +78 (+3) +102 (+4) +96 (+4) +74 (+3) +66 (+3) +44 (+2) +475 (+19)
rain days iconNumber of Precipitation Days (% chance of precip. on a day ) +7 (+23) +3 (+11) -1 ( -3) +3 (+10) +8 (+26) +8 (+27) +12 (+39) +11 (+35) +11 (+37) +9 (+29) +9 (+30) +9 (+29)   +89 (+24)
sunshine iconAverage Sunlight Hours/ Day +3h 21' +2h 05' +1h 36' -0h 00' -1h 21' -3h 14' -2h 23' -2h 09' -2h 16' -0h 30' +0h 42' +1h 52'   -0h 11'
daylight iconAverage Daylight Hours & Minutes/ Day +1h 15' +0h 46' +0h 08' -0h 32' -1h 06' -1h 24' -1h 16' -0h 46' -0h 07' +0h 33' +1h 07' +1h 24'   0h 00'
sun altitude iconSun altitude at solar noon on the 21st day (°) +18.5 +18.5 +18.5 +18.6 +14.7 +8.6 +14.2 +18.5 +18.5 +18.5 +18.5 +18.5   +17
relative humidity iconRelative Humidity (%) +8 +10 +14 +21 +20 +21 +21 +19 +21 +25 +19 +7   +17.2
dewpoint temperature iconAverage Dew Point Temperature °C & (°F) +21 (+38) +19.7 (+35) +17.5 (+32) +14.1 (+25) +10 (+18) +6.4 (+12) +5 (+9) +5 (+9) +9.2 (+17) +15.9 (+29) +20.5 (+37) +21 (+38) +13.8 (+25)

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San Juan vs Cairo, Illinois Discussion

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