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

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  • The distance between San Francisco, California, Usa and Belfast, Northern Ireland, Uk is approximately 8,095 km or 5,030 mi.
  • To reach San Francisco, California in this distance one would set out from Belfast, Northern Ireland bearing 311.9° or NW and follow the great circles arc to approach San Francisco, California bearing 212.9° or SSW .
  • San Francisco, California has a Mediterranean warm climate (Csb) whereas Belfast, Northern Ireland has a marine west coast climate (Cfb).
  • San Francisco, California is in or near the warm temperate dry forest biome whereas Belfast, Northern Ireland is in or near the cool temperate moist forest biome.
  • The annual mean temperature is 4.9 °C (8.8°F) warmer.
  • Average monthly temperatures vary by 1.7 °C (3.1°F) less in San Francisco, California. The continentality subtype is barely hyperoceanic for both.
  • Total annual precipitation averages 345.6 mm (13.6 in) less which is equivalent to 345.6 l/m² (8.48 US gal/ft²) or 3,456,000 l/ha (369,469 US gal/ac) less. About 3/5 as much.
  • There are 1752 more hours of sunlight per year in San Francisco, California. In whichever way circa 4h 47' more per day or about 2 1/3 as many.
  • The altitude of the sun at midday is overall 17° higher in San Francisco, California than in Belfast, Northern Ireland.
  • Relative humidity levels are 18.4% lower.
  • The mean dew point temperature is 1.2°C (2.2°F) higher.

Climate Comparison Table

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

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
maximum temperature iconAverage Max Temperature °C ( °F) +7 (+13) +8 (+15) +7 (+13) +6 (+10) +4 (+8) +3 (+6) +4 (+7) +4 (+8) +7 (+13) +8 (+15) +8 (+14) +6 (+12) +6 (+11)
average temperature iconAverage Temperature °C ( °F) +5 (+10) +7 (+12) +6 (+10) +5 (+9) +4 (+7) +3 (+5) +3 (+5) +3 (+6) +6 (+10) +6 (+11) +6 (+11) +5 (+8) +5 (+9)
minimum temperature iconAverage Min Temperature °C ( °F) +3 (+6) +5 (+9) +5 (+8) +4 (+8) +4 (+7) +2 (+4) +1 (+2) +2 (+3) +4 (+7) +4 (+7) +4 (+8) +3 (+5) +4 (+6)
rainfall iconAverage Precipitation mm (in) +31 (+1) +29 (+1) +28 (+1) -13 (-1) -47 (-2) -65 (-3) -93 (-4) -76 (-3) -75 (-3) -52 (-2) +1 (+0) -12 (0) -346 (-14)
rain days iconNumber of Precipitation Days (% chance of precip. on a day ) -9 ( -29) -7 ( -25) -7 ( -23) -10 ( -33) -12 ( -39) -15 ( -50) -18.5 ( -60) -16.5 ( -53) -17 ( -57) -15 ( -48) -12 ( -40) -11 ( -35)   -150 ( -41)
sunshine iconAverage Sunlight Hours/ Day +3h 30' +4h 27' +5h 05' +4h 56' +4h 15' +5h 24' +5h 07' +4h 30' +5h 36' +5h 11' +4h 50' +4h 38'   +4h 47'
daylight iconAverage Daylight Hours & Minutes/ Day +2h 04' +1h 13' +0h 13' -0h 49' -1h 47' -2h 21' -2h 06' -1h 13' -0h 11' +0h 51' +1h 49' +2h 21'   0h 00'
sun altitude iconSun altitude at solar noon on the 21st day (°) +17.1 +17.1 +17.1 +17.1 +17.1 +17 +16.9 +16.9 +16.9 +16.9 +16.9 +17   +17
relative humidity iconRelative Humidity (%) -16 -17 -19 -17 -15 -17 -15 -16 -24 -24 -22 -18   -18.3
dewpoint temperature iconAverage Dew Point Temperature °C & (°F) +2.4 (+4) +3.4 (+6) +2 (+4) +1.6 (+3) +0.8 (+1) -0.7 (-1) -0.4 (-1) -0.1 (0) +0.8 (+1) +1.2 (+2) +2 (+4) +1.5 (+3) +1.2 (+2)

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San Francisco, California vs Belfast, Northern Ireland Discussion

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