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Niamey vs San Francisco, California Climate & Distance Between

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  • The distance between Niamey, Niger and San Francisco, California, Usa is approximately 11,912 km or 7,402 mi.
  • To reach Niamey in this distance one would set out from San Francisco, California bearing 56.9° or ENE and follow the great circles arc to approach Niamey bearing 136.9° or SE .
  • Niamey has a subtropical hot steppe climate (BSh) whereas San Francisco, California has a Mediterranean warm climate (Csb).
  • Niamey is in or near the tropical very dry forest biome whereas San Francisco, California is in or near the warm temperate dry forest biome.
  • The mean temperature is 15.3 °C (27.5°F) warmer.
  • Average monthly temperatures vary by 0.9 °C (1.6°F) more in Niamey. The continentality subtype is barely hyperoceanic for both.
  • Total annual precipitation averages 40.4 mm (1.6 in) more which is equivalent to 40.4 l/m² (0.99 US gal/ft²) or 404,000 l/ha (43,190 US gal/ac) more. About 1 as much.
  • There are 45 more hours of sunlight per year in Niamey. In whichever way circa 0h 07' more per day or about 1 as many.
  • The altitude of the sun at midday is overall 20° higher in Niamey than in San Francisco, California.
  • Relative humidity levels are 36% lower.
  • The mean dew point temperature is 0.2°C (0.4°F) higher.

Climate Comparison Table

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

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
maximum temperature iconAverage Max Temperature °C ( °F) +19 (+35) +21 (+37) +23 (+42) +23 (+42) +21 (+38) +16 (+29) +12 (+22) +11 (+19) +11 (+20) +17 (+30) +19 (+35) +20 (+36) +18 (+32)
average temperature iconAverage Temperature °C ( °F) +15 (+27) +16 (+29) +19 (+34) +21 (+37) +20 (+35) +15 (+27) +12 (+21) +10 (+19) +11 (+20) +15 (+26) +15 (+27) +15 (+28) +15 (+28)
minimum temperature iconAverage Min Temperature °C ( °F) +11 (+19) +12 (+21) +15 (+27) +18 (+33) +18 (+32) +14 (+26) +12 (+21) +10 (+19) +11 (+19) +13 (+24) +11 (+20) +11 (+19) +13 (+23)
rainfall iconAverage Precipitation mm (in) -111 (-4) -81 (-3) -74 (-3) -29 (-1) +30 (+1) +66 (+3) +154 (+6) +170 (+7) +87 (+3) -21 (-1) -72 (-3) -79 (-3) +40 (+2)
rain days iconNumber of Precipitation Days (% chance of precip. on a day ) -11 ( -35) -10 ( -35) -8.5 ( -27) -5 ( -17) +1 (+3) +5 (+17) +8.5 (+27) +12.5 (+40) +6 (+20) -2 ( -6) -7 ( -23) -10 ( -32)   -20.5 ( -6)
sunshine iconAverage Sunlight Hours/ Day +4h 03' +2h 35' +0h 03' -1h 32' -2h 17' -3h 00' -1h 50' -2h 19' -1h 34' +1h 23' +2h 54' +3h 07'   +0h 07'
daylight iconAverage Daylight Hours & Minutes/ Day +1h 34' +0h 58' +0h 10' -0h 40' -1h 23' -1h 46' -1h 36' -0h 58' -0h 09' +0h 41' +1h 25' +1h 46'   0h 00'
sun altitude iconSun altitude at solar noon on the 21st day (°) +24 +23.9 +23.9 +24 +10.5 +4.2 +10.2 +24.1 +24.1 +24.1 +24.1 +24.1   +20
relative humidity iconRelative Humidity (%) -63 -59 -55 -48 -31 -21 -13 -1 -6 -25 -51 -60   -36.1
dewpoint temperature iconAverage Dew Point Temperature °C & (°F) -11.2 (-20) -10.1 (-18) -8.3 (-15) -0.7 (-1) +8.2 (+15) +8 (+14) +7.9 (+14) +9.5 (+17) +8.8 (+16) +6.1 (+11) -6.4 (-12) -9.1 (-16) +0.2 (+0)

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Niamey vs San Francisco, California Discussion

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