Compare Weather & Climate
California is 8585.3 kilometers (5334.6 miles) away and 8.0 hours behind London, United Kingdom. California's climate is classified as Mediterranean, hot summer (Köppen climate classification: Csa) while London has a Marine west coast, warm summer climate (Cfb).
California generally has warmer weather than London. The average mean temperature in California is 19.97°C (67.95°F) while London’s temperature is 12.17°C (53.91°F) and the difference is 7.8°C (46.04°F). California is hottest on average in July, when the day time temperature may reach 31.43°C (88.57°F), while London is warmest in July when the average high temperature is 19.93°C (67.87°F). California is coldest in December when the average low temperature is 5.42°C (41.76°F), while January is the coldest month in London, when night time temperature often falls below 2.34°C (36.21°F).
Finally, California has about 1.67 times less rainfall than London, (California’s 30.48mm vs London’s average of 50.85mm).
Comparison summary
| Weather | California | London | Difference |
|---|---|---|---|
| Hottest month | July: 31.43°C (88.57°F) | July: 19.93°C (67.87°F) | 11.5°C (52.7°F) |
| Coldest month | December: 5.42°C (41.76°F) | January: 2.34°C (36.21°F) | 3.08°C (37.54°F) |
| Wettest month | March: 73.65mm (2.9in) | June: 67.82mm (2.67in) | 5.83mm (0.23in) |
| Driest month | June: 1.35mm (0.05in) | April: 38.88mm (1.53in) | 37.53mm (1.48in) |