The drier season lasts 3.6 months, from February 5 to May 26. The chance of wet days in London varies throughout the year. And London is over 100. Annual precipitation averages for the entire UK are 133 days of rain or snow, totalling 885 millimetres (33.7 inches).

The chance of a wet day peaks at 32% on December 29. The annual amount of precipitation is an average of weather data collected from 1981 to 2010. Most rainy days are in January, November and December. According to the Met Office Climate data, over the 30 year period, there were 106.5 days of rainfall per year on average (which counts as a day in which 1mm of rainfall or over fell).

With a quantity of rain that comes out below six hundred millimeters per year, London is drier than for example Rome. London has the image always to be wet and gray. The number of days each month with rain, snow and hail in London, United Kingdom. In England every month over 10 days are rainy. In London it rains on average 109.4 days a year. England average of rainy days is 177 in a year. Miami, Florida: 61.9 inches, 128 days. You can jump to a separate table for: Southern England, Northern England, Wales, Scotland and Northern Ireland. On average, March has the least rainy days. Find out how much rain we get in the UK and where gets the most rainfall. London averages approximately 106 rainy days each year and receives a total of 22.976 inches (583.6 millimeters) of precipitation annually. But if you look at the whole of the United Kingdom, London is actually one of the most sunny and dry cities in the country. The average annual amount of rainy days is: 164.0 days. This average is quite a bit lower than the country’s average of 156.2 days a year. Where gets the most rain? January is most with 13 and July is less with 8.5 rainy days in a month. On average, January is the most rainy. The wetter season lasts 8.3 months, from May 26 to February 5, with a greater than 26% chance of a given day being a wet day. Comparatively, the six rainiest major cities in the United States average more than 50 inches of rainfall per year with at least 70 rainy days: New Orleans, Louisiana: 63.5 inches, 119 days. London is the capital city of England and it’s famous for darker and rainy weather all time. In London it rains most often in January (on average 11.4 days) and least often in July (on average 6.3 days). As can be seen in the map below, the wettest parts of the UK are concentrated in mountainous regions with observation sites in Snowdonia, the Lake District and the Scottish Highlands all receiving more than 4 metres of rainfall in a year.