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The city of Washington has a humid temperate climate characterized by four distinct seasons with rainfall well distributed throughout each year. In summer, temperatures rise considerably and in the hottest month, July, the average maximum temperatures exceed 31 ° C while the average minimum temperatures reach almost 22 ° C.
In spring and autumn the temperatures are milder and more pleasant. During the winter, the minimum average temperatures reach values below zero in January and February. The coldest month of the year is January, in this month the average minimum temperatures reach an average of -1.9 ° C while the average maximum temperatures reach an average of 6.3 ° C.
THE PRECIPITATIONS
Washington has an average of just over 1,000 mm of rain per year. The rainiest month is May with an average of 101 mm of rain, while the driest month is February with an average of 66 mm of rain. The city has an annual average of 114 rainy days, monthly varying between 11.1 rainy days in May and 7.7 rainy days in October. The average annual humidity is 64%. During the winter the snow falls on average for 8 days a year, generally concentrated between December and March. Washington has an average of 2,527 hours of sunshine per year and an average of sunny days of 57% per year. June is the month with the highest average of sunny days: 64%.
WHEN TO GO TO WASHINGTON
The best time of year to visit the city of Washington are the spring, summer and autumn months, that is, between April and October. In these months the temperatures are milder and more pleasant than the winter months during which the temperatures drop even below freezing.
THE CLIMATE OF WASHINGTON: CLIMATE TABLES
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| WASHINGTON (5 meters) | ||||
| Month | Average low (°C) | Average high (°C) | Precip. (mm) | Rainy days (snowy days) |
| January | -1,9 | 6,3 | 71 | 9,6 (3,0) |
| February | -0,6 | 8,4 | 66 | 9,0 (2,4) |
| March | 3,1 | 13,3 | 88 | 10,5 (0,9) |
| April | 8,3 | 19,2 | 77 | 10,4 (0,1) |
| May | 13,6 | 24,1 | 101 | 11,1 |
| June | 19,1 | 29,0 | 96 | 10,7 |
| July | 21,7 | 31,3 | 94 | 10,3 |
| August | 20,9 | 30,3 | 74 | 8,2 |
| September | 16,9 | 26,4 | 94 | 8,3 |
| October | 10,3 | 20,2 | 86 | 7,7 |
| November | 5,1 | 14,4 | 80 | 8,6 (0,2) |
| December | 0,3 | 8,2 | 77 | 9,7 (1,5) |
| YEAR | 9,7 | 19,3 | 1009 | 114,1 (8,1) |
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