Vs > Jeddah
Saint Helena flag

Jamestown vs Jeddah Climate & Distance Between

Saudi Arabia flag
  • The distance between Jamestown, Saint Helena and Jeddah, Saudi Arabia is approximately 6,437 km or 4,000 mi.
  • To reach Jamestown in this distance one would set out from Jeddah bearing 233.3° or SW and follow the great circles arc to approach Jamestown bearing 230.7° or SW .
  • Both have a subtropical hot desert climate (BWh).
  • The annual average temperature is 6.6 °C (11.9°F) cooler.
  • Average monthly temperatures vary by 4 °C (7.2°F) less in Jamestown. The continentality subtype is truly hyperoceanic as opposed to barely hyperoceanic.
  • Total annual precipitation averages 83.5 mm (3.3 in) more which is equivalent to 83.5 l/m² (2.05 US gal/ft²) or 835,000 l/ha (89,267 US gal/ac) more. About 2 5/9 as much.
  • The altitude of the sun at midday is overall 2.6° higher in Jamestown than in Jeddah.
  • Relative humidity levels are 6.8% higher.
  • The mean dew point temperature is 4.6°C (8.3°F) lower.

Climate Comparison Table

The table shows values for Jamestown relative to Jeddah. You can also view this comparison the other way around from the perspective of Jeddah vs Jamestown.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
maximum temperature iconAverage Max Temperature °C ( °F) -5 (-9) -5 (-9) -5 (-9) -9 (-16) -15 (-27) -18 (-32) -18 (-32) -17 (-31) -17 (-31) -14 (-25) -12 (-22) -8 (-14) -12 (-21)
average temperature iconAverage Temperature °C ( °F) 0 (0) 0 (0) -1 (-2) -3 (-5) -10 (-18) -11 (-20) -12 (-22) -12 (-22) -11 (-20) -8 (-14) -8 (-14) -3 (-5) -7 (-12)
minimum temperature iconAverage Min Temperature °C ( °F) +5 (+9) +5 (+9) +5 (+9) +3 (+5) -2 (-4) -5 (-9) -8 (-14) -9 (-16) -7 (-13) -4 (-7) -2 (-4) +1 (+2) -2 (-3)
rainfall iconAverage Precipitation mm (in) -6 (0) +4 (+0) +19 (+1) +5 (+0) +17 (+1) +18 (+1) +33 (+1) +10 (+0) +5 (+0) 0 (0) -12 (0) -9 (0) +84 (+3)
rain days iconNumber of Precipitation Days (% chance of precip. on a day ) +3 (+10) +3.5 (+12) +4.5 (+15) +2 (+7) +3.5 (+11) +5.5 (+18) +7.5 (+24) +2.5 (+8) +2 (+7) +1 (+3) -2 ( -7) 0 ( 0)   +33 (+9)
daylight iconAverage Daylight Hours & Minutes/ Day +1h 59' +1h 14' +0h 13' -0h 51' -1h 46' -2h 13' -2h 01' -1h 15' -0h 11' +0h 53' +1h 47' +2h 13'   0h 00'
sun altitude iconSun altitude at solar noon on the 21st day (°) +36.9 +26 +5.2 -18 -34.4 -37.5 -34.4 -18.3 +4.5 +26.2 +36.5 +37.6   +2.6
relative humidity iconRelative Humidity (%) -10 +4 +4 +5 +12 +11 +17 +14 +6 +5 +8 +6   +6.8
dewpoint temperature iconAverage Dew Point Temperature °C & (°F) -2.4 (-4) +1 (+2) +0.1 (+0) -1.6 (-3) -6.6 (-12) -7.7 (-14) -7.2 (-13) -8.2 (-15) -9.2 (-17) -6.5 (-12) -5.7 (-10) -1.3 (-2) -4.6 (-8)

Url to share!

Jamestown vs Jeddah Discussion

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.

Currently under general maintenance.

Climate Guides for Locations near Jamestown

Climate Guides for Locations near Jeddah


Countries A-Z:         A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | R | S | T | U | V | W | Y | Z
Bright Future Dir.

© 2009 - 2015 climatemps.com - Sitemap - Contact Us - Privacy Policy -