The best times to visit South London for ideal weather are
May 7th to October 21st
based on average temperature and humidity from NOAA (the National Oceanic and Atmospheric Administration). Read below for more weather and travel details.
South London Travel Guide
Other South London Travel Info
Weather in South London
Average temperatures in South London vary greatly. Considering humidity, temperatures feel cold for about half of the year and otherwise nice with a fair chance of precipitation about half of the year. The area is somewhat temperate — in the 40th percentile for pleasant weather — compared to tourist destinations worldwide. Weeks with ideal weather are listed above. If you’re looking for the very warmest time to visit South London, the hottest months are July, August, and then June. See average monthly temperatures below. The warmest time of year is generally mid July where highs are regularly around 75.8°F (24.3°C) with temperatures rarely dropping below 59°F (15°C) at night.
South London Temperatures (Fahrenheit)
South London Temperatures (Celsius)
The way we experience weather isn’t all about temperature. Higher temperatures affect us much more at higher humidity, and colder temperatures feel piercing with high winds. Our perceived temperatures factor in humidity and wind chill to better represent how hot or cold the day feels to a person.
South London Perceived Temperature (F)
South London Perceived Temperature (C)
Average South London Temperatures by Month
Daily highs (averaged for the month) usually give the best indication of the weather. A significantly lower mean and low generally just means it gets colder at night.
|Month||Avg. High (°F)||Avg. Mean (°F)||Avg. Low (°F)|
|Month||Avg. High (°C)||Avg. Mean (°C)||Avg. Low (°C)|
Precipitation (Rain or Snow)
If dry weather is what you’re after, the months with the lowest chance of significant precipitation in South London are April, September, and then March. Note that we define “significant precipitation” as .1 inches or more in this section. The lowest chance of rain or snow occurs around early to mid March. For example, on the week of March 12th there are no days of precipitation on average. By contrast, it’s most likely to rain or snow in mid December with an average of 3 days of significant precipitation the week of December 17th.
When can you find snow in South London? Weather stations report no annual snow. Please note that a value of 0 for snow in the graph below may either mean there was no snow, or that snow is unreported.
Chance of Precipitation
The graph below shows the % chance of rainy and snowy days in South London.
Snow on the Ground
The graph below shows the average snow on the ground in South London (in).
Average Rain and Snow by Month
|Month||Daily Chance of Rain||Average Snow Depth (in)||Total Precipitation (in)|
|Month||Daily Chance of Rain||Average Snow Depth (cm)||Total Precipitation (cm)|
Humidity and Wind
South London has some very humid months, with other comfortably humid months. The least humid month is April (58.1% relative humidity), and the most humid month is November (78.7%).
Wind in South London is usually not reported.
Relative Humidity (%)
The graph below shows the average % humidity by month in South London.
The graph below shows wind speed (max and average) in knots.
Average Wind Speeds
Show Wind Speeds
All wind speeds are in knots. 1 knot = 1.15 MPH or 1.85 KPH.
|Month||Avg. Wind||Avg. Wind Feel||Sustained High Wind||High Wind Feel|
Show Relative Humidity by Month
|Month||Avg. Relative Humidity|
Is it Safe to Travel to South London?
Our best data indicates this area is somewhat safe. As of Oct 07, 2019 there are travel warnings for the United Kingdom; exercise a high degree of caution. Check this page for any recent changes or regions to avoid: Travel Advice and Advisories. This advisory was last updated on Sep 06, 2019.
The Busiest and Least Crowded Months
The busiest month for tourism in South London, the United Kingdom is January, followed by September and October. Prices for hotels and flights will be most expensive during these months, though you can save if you purchase well in advance. Tourists are unlikely to visit South London in December. Those willing to visit at these times will likely find it the least expensive month.
Estimated Tourism by Month
Most Popular Months to Visit
Overall South London Travel Experience by Season
Spring (March through May)
Humidity and temperatures combine to make this season feel moderately cold. Highs range from 67.6°F (19.8°C) and 49.7°F (9.8°C) with warmer temperatures in the later months. Rain is somewhat common with 4 to 5 days of significant precipitation per month. Spring is the slowest for tourism, which makes it a good time for those looking for deals.
Summer (June through August)
The middle-year months have very comfortable weather with high temperatures that are comfortable. These months see moderate precipitation with about 5 days of precipitation per month. June – August is the second busiest season for tourism in South London, so lodging and other accommodations may cost slightly more.
Fall (September through November)
Fall daily highs range from 70.6°F (21.4°C) and 48.7°F (9.3°C), which will feel chilly given the humidity and wind. It rains or snows a significant amount: 4 to 6 days per month. Tourism is the busiest during these months due to the weather, so hotels may be higher priced.
Winter (December through February)
Weather is too cold this time of year in South London to be enjoyable for warm weather travelers. The average high during this season is between 49.7°F (9.8°C) and 44.5°F (6.9°C). On average, it rains or snows a fair amount: 7 to 8 times per month. These times of year are fairly slow with tourists.
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