Vs > Eureka, California
 | Riyadh vs Eureka, California Climate & Distance Between |  |
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- The distance between Riyadh, Saudi Arabia and Eureka, California, Usa is approximately 12,671 km or 7,874 mi.
- To reach Riyadh in this distance one would set out from Eureka, California bearing 9° or N
 and follow the great circles arc to approach Riyadh bearing 172.5° or S .
- Riyadh has a subtropical hot desert climate (BWh) whereas Eureka, California has a Mediterranean warm climate (Csb).
- Riyadh is in or near the subtropical desert biome whereas Eureka, California is in or near the cool temperate moist forest biome.
- The average annual temperature is 14.2 °C (25.5°F) warmer.
- Average monthly temperatures vary by 15.6 °C (28.1°F) more in Riyadh. The continentality subtype is subcontinental as opposed to truly hyperoceanic.
- Total annual precipitation averages 852 mm (33.5 in) less which is equivalent to 852 l/m² (20.91 US gal/ft²) or 8,520,000 l/ha (910,845 US gal/ac) less. About 1/9 as much.
- The altitude of the sun at midday is overall 16° higher in Riyadh than in Eureka, California.
- Relative humidity levels are 48.5% lower.
- The mean dew point temperature is 3°C (5.4°F) lower.
Climate Comparison Table
The table shows values for Riyadh relative to Eureka, California. You can also view this comparison the other way around from the perspective of Eureka, California vs Riyadh.
| | |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
|
Annual |
 | Average Max Temperature °C ( °F) |
+16 (+28) |
+17 (+30) |
+22 (+40) |
+25 (+44) |
+28 (+50) |
+28 (+51) |
+28 (+51) |
+28 (+50) |
+26 (+46) |
+22 (+40) |
+19 (+33) |
+15 (+28) |
|
+23 (+41) |
 | Average Temperature °C ( °F) |
+5 (+9) |
+7 (+12) |
+11 (+21) |
+16 (+28) |
+20 (+36) |
+21 (+38) |
+21 (+38) |
+21 (+37) |
+18 (+32) |
+14 (+26) |
+10 (+18) |
+6 (+11) |
|
+14 (+25) |
 | Average Min Temperature °C ( °F) |
-2 (-4) |
-2 (-4) |
+2 (+3) |
+5 (+9) |
+9 (+17) |
+11 (+19) |
+12 (+21) |
+12 (+22) |
+8 (+15) |
+5 (+9) |
+2 (+3) |
-3 (-5) |
|
+5 (+9) |
 | Average Precipitation mm (in) |
-141 (-6) |
-110 (-4) |
-111 (-4) |
-44 (-2) |
-29 (-1) |
-13 (-1) |
-3 (0) |
-12 (0) |
-23 (-1) |
-67 (-3) |
-158 (-6) |
-143 (-6) |
|
-852 (-34) |
 | Number of Precipitation Days (% chance of precip. on a day ) |
-14 ( -45) |
-13 ( -46) |
-14 ( -45) |
-11 ( -37) |
-7 ( -23) |
-6 ( -20) |
-1.5 ( -5) |
-2 ( -6) |
-4 ( -13) |
-9 ( -29) |
-7 ( -23) |
-13 ( -42) |
|
-101.5 ( -28) |
 | Average Daylight Hours & Minutes/ Day |
+1h 13' |
+0h 44' |
+0h 08' |
-0h 30' |
-1h 04' |
-1h 22' |
-1h 14' |
-0h 44' |
-0h 07' |
+0h 31' |
+1h 05' |
+1h 22' |
|
0h 00' |
 | Sun altitude at solar noon on the 21st day (°) |
+16 |
+15.8 |
+15.9 |
+15.9 |
+15.9 |
+16.1 |
+16 |
+16.3 |
+16.2 |
+16.2 |
+16.2 |
+16.1 |
| +16 |
 | Relative Humidity (%) |
-26 |
-35 |
-40 |
-42 |
-53 |
-64 |
-66 |
-69 |
-62 |
-55 |
-40 |
-30 |
|
-48.5 |
 | Average Dew Point Temperature °C & (°F) |
-1.1 (-2) |
-2.6 (-5) |
-0.4 (-1) |
+2.3 (+4) |
-0.1 (0) |
-6.5 (-12) |
-6.2 (-11) |
-8 (-14) |
-6 (-11) |
-4.5 (-8) |
-1.5 (-3) |
-1.3 (-2) |
|
-3 (-5) |
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Riyadh vs Eureka, California 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.
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