The best times to visit Cologne for ideal weather are
May 14th to September 30th
based on average temperature and humidity from NOAA (the National Oceanic and Atmospheric Administration). Read below for more weather and travel details.
Cologne Travel Guide
Other Cologne Travel Info
Weather in Cologne
Average temperatures in Cologne vary greatly. Considering humidity, temperatures feel cold for about half of the year and otherwise nice with a very low chance of rain or snow throughout the year. The area is somewhat temperate — in the 60th 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 Cologne, 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 76.8°F (24.9°C) with temperatures rarely dropping below 58°F (14.4°C) at night.
Cologne Temperatures (Fahrenheit)
Cologne 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.
Cologne Perceived Temperature (F)
Cologne Perceived Temperature (C)
Average Cologne 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 Cologne are January, February, 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 January. For example, on the week of January 1st there are no days of precipitation on average. By contrast, it’s most likely to rain or snow in late May with an average of 1 days of significant precipitation the week of May 21st.
When can you find snow in Cologne? Weather stations report very large amounts of snow likely to be deepest around January, especially close to mid January. The best time to ski (if at all) in Cologne is often around around January 15th when fresh powder is deepest. 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 Cologne.
Snow on the Ground
The graph below shows the average snow on the ground in Cologne (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
Cologne has some very humid months, with other comfortably humid months. The least humid month is April (53.1% relative humidity), and the most humid month is December (76.8%).
Wind in Cologne is usually calm. The windiest month is January, followed by December and March. January’s average wind speed of around 7.3 knots (8.4 MPH or 13.5 KPH) is considered “a gentle breeze.” Maximum sustained winds (the highest speed for the day lasting more than a few moments) are at their highest in early to mid January where average top sustained speeds reach 13.7 knots, which is considered a moderate breeze.
Relative Humidity (%)
The graph below shows the average % humidity by month in Cologne.
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|
|Jan||7.3||Gentle breeze||12.3||Significant breeze|
|Feb||6.6||Light breeze||11.1||Significant breeze|
|Mar||6.6||Light breeze||11.5||Significant breeze|
|Apr||5.5||Light breeze||10||Gentle breeze|
|May||5.9||Light breeze||10.5||Significant breeze|
|Jun||5.5||Light breeze||10.3||Gentle breeze|
|Jul||5.8||Light breeze||11.4||Significant breeze|
|Aug||5.3||Light breeze||10.1||Gentle breeze|
|Sep||5.3||Light breeze||9.6||Significant breeze|
|Oct||5.1||Light breeze||9.2||Gentle breeze|
|Nov||6.2||Light breeze||10.6||Significant breeze|
|Dec||6.7||Light breeze||11.4||Significant breeze|
Show Relative Humidity by Month
|Month||Avg. Relative Humidity|
Is it Safe to Travel to Cologne?
Our best data indicates this area is generally safe. As of Oct 07, 2019 there are no travel advisories or warnings for Germany; exercise normal security precautions. Check this page for any recent changes or regions to avoid: Travel Advice and Advisories. This advisory was last updated on Oct 07, 2019.
The Busiest and Least Crowded Months
The busiest month for tourism in Cologne, Germany is October, followed by February and August. 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 Cologne in January. 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 Cologne Travel Experience by Season
Spring (March through May)
Humidity and temperatures combine to make this season feel moderately cold. Highs range from 69.9°F (21.1°C) and 48.8°F (9.3°C) with warmer temperatures in the later months. Rain is extremely rare with 0 to 1 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 the least precipitation with about 0 days of precipitation per month. June – August is fairly slow season for tourism in Cologne, so lodging and other accommodations may cost slightly less.
Fall (September through November)
Fall daily highs range from 69.1°F (20.6°C) and 44.3°F (6.8°C), which will feel chilly given the humidity and wind. It rains or snows a trivial amount: approximately 0 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 Cologne to be enjoyable for warm weather travelers. The average high during this season is between 48.8°F (9.3°C) and 39.9°F (4.4°C). On average, it rains or snows a insignificant amount: consistently 0 times per month. These times of year are the second busiest with tourists.