Compare Weather & Climate
Belfast is 7127.4 kilometers (4428.8 miles) away and 8.0 hours ahead of Washington, United States. Belfast's climate is classified as Marine west coast, warm summer (Köppen climate classification: Cfb) while Washington has a Humid continental, dry warm summer climate (Dsb).
Belfast generally has warmer weather than Washington. The average mean temperature in Belfast is 9.88°C (49.78°F) while Washington’s temperature is 7.46°C (45.43°F) and the difference is 2.42°C (36.36°F). Belfast is warmest on average in July, when the day time temperature may reach 15.28°C (59.5°F), while Washington is warmest in July when the average high temperature is 20.46°C (68.83°F). Belfast is coldest in February when the average low temperature is 2.79°C (37.02°F), while January is the coldest month in Washington, when night time temperature often falls below -7.55°C (18.41°F).
Finally, Belfast has about 1.07 times more rainfall than Washington, (Belfast’s 60.02mm vs Washington’s average of 56.26mm).
Comparison summary
| Weather | Belfast | Washington | Difference |
|---|---|---|---|
| Hottest month | July: 15.28°C (59.5°F) | July: 20.46°C (68.83°F) | 5.18°C (41.32°F) |
| Coldest month | February: 2.79°C (37.02°F) | January: -7.55°C (18.41°F) | 10.34°C (50.61°F) |
| Wettest month | August: 76.24mm (3.0in) | January: 103.96mm (4.09in) | 27.72mm (1.09in) |
| Driest month | April: 43.42mm (1.71in) | July: 11.84mm (0.47in) | 31.58mm (1.24in) |