The best times to visit Basel for ideal weather are

May 7th to October 14th

based on average temperature and humidity from NOAA (the National Oceanic and Atmospheric Administration). Read below for more weather and travel details.

 

 


Other Basel Travel Info

Weather in Basel

Temperature

Average temperatures in Basel vary greatly. Considering humidity, temperatures feel cold for about half of the year and otherwise nice with a chance of rain or snow throughout most of the year. The area is less temperate than some — in the 30th 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 Basel, 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 79°F (26.1°C) with temperatures rarely dropping below 59.7°F (15.4°C) at night.

Basel Temperatures (Fahrenheit)

Key
High
Average
Low

Basel Temperatures (Celsius)

Key
High
Average
Low

“Feels-Like” Temperatures

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.

Basel Perceived Temperature (F)

Key
High
Average
Low

Basel Perceived Temperature (C)

Key
High
Average
Low

 

Average Basel 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.

Show Fahrenheit

Month Avg. High (°F) Avg. Mean (°F) Avg. Low (°F)
Jan 41.7 36.8 32
Feb 43.7 37 31.1
Mar 52.9 44.2 36.3
Apr 62.9 52.8 43.4
May 68.4 58.8 50
Jun 74.5 64.9 56.1
Jul 77.9 68 58.9
Aug 76.6 66.9 58.5
Sep 68.9 59.3 51.7
Oct 59.7 51.9 45.7
Nov 49.7 44 38.9
Dec 42.5 37.4 32.5

Show Celsius

Month Avg. High (°C) Avg. Mean (°C) Avg. Low (°C)
Jan 5.4 2.7 0
Feb 6.5 2.8 -0.5
Mar 11.6 6.8 2.4
Apr 17.2 11.6 6.3
May 20.2 14.9 10
Jun 23.6 18.3 13.4
Jul 25.5 20 14.9
Aug 24.8 19.4 14.7
Sep 20.5 15.2 10.9
Oct 15.4 11.1 7.6
Nov 9.8 6.7 3.8
Dec 5.8 3 0.3

 


 

Precipitation (Rain or Snow)

If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Basel are April, October, and then September. Note that we define “significant precipitation” as .1 inches or more in this section. The lowest chance of rain or snow occurs around late September. For example, on the week of September 24th there is 1 day of precipitation on average. By contrast, it’s most likely to rain or snow in early to mid June with an average of 3 days of significant precipitation the week of June 11th.

When can you find snow in Basel? Weather stations report a good amount of seasonal snow likely to be deepest around December, especially close to late December. The best time to ski (if at all) in Basel is often around around March 12th 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 Basel.

Key
Days with precipitation

Snow on the Ground

The graph below shows the average snow on the ground in Basel (in).

Key
Snow depth

Average Rain and Snow by Month

Show Inches

Month Daily Chance of Rain Average Snow Depth (in) Total Precipitation (in)
Jan 21% 1.6 1.8
Feb 19% 2.2 1.7
Mar 19% 1.1 1.6
Apr 17% 0.4 2.1
May 29% 0 3.3
Jun 27% 0 3.7
Jul 27% 0 4
Aug 24% 0 3.8
Sep 18% 0 2.6
Oct 18% 0.4 2.4
Nov 20% 2.3 2.5
Dec 27% 3 3

Show Centimeters

Month Daily Chance of Rain Average Snow Depth (cm) Total Precipitation (cm)
Jan 21 4.1 4.6
Feb 19 5.6 4.3
Mar 19 2.8 4.1
Apr 17 1 5.3
May 29 0 8.4
Jun 27 0 9.4
Jul 27 0 10.2
Aug 24 0 9.7
Sep 18 0 6.6
Oct 18 1 6.1
Nov 20 5.8 6.4
Dec 27 7.6 7.6

 

Humidity and Wind

Basel has some very humid months, with other comfortably humid months. The least humid month is April (54.9% relative humidity), and the most humid month is November (76.2%).

Wind in Basel is usually extremely calm. The windiest month is December, followed by January and March. December’s average wind speed of around 5 knots (5.7 MPH or 9.2 KPH) is considered “a light breeze.” Maximum sustained winds (the highest speed for the day lasting more than a few moments) are at their highest in early December where average top sustained speeds reach 10 knots, which is considered a gentle breeze.

Relative Humidity (%)

The graph below shows the average % humidity by month in Basel.

Key
Avg. Relative Humidity

Wind

The graph below shows wind speed (max and average) in knots.

Key
Max Sustained Wind
Average Daily Wind

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 4.7 Light breeze 8.7 Gentle breeze
Feb 4.4 Light breeze 8.6 Gentle breeze
Mar 4.5 Light breeze 8.8 Gentle breeze
Apr 3.7 Barely noticeable 7.5 Gentle breeze
May 3.6 Barely noticeable 7.4 Gentle breeze
Jun 3.4 Barely noticeable 7.3 Gentle breeze
Jul 3.6 Barely noticeable 7.6 Gentle breeze
Aug 3.2 Barely noticeable 7 Gentle breeze
Sep 3 Barely noticeable 6.3 Gentle breeze
Oct 3.4 Barely noticeable 6.7 Light breeze
Nov 4.2 Light breeze 8 Gentle breeze
Dec 5 Light breeze 9.1 Gentle breeze

Show Relative Humidity by Month

Month Avg. Relative Humidity
Jan 74.4%
Feb 66.7%
Mar 58.6%
Apr 54.9%
May 59.8%
Jun 61.1%
Jul 59.5%
Aug 63.8%
Sep 69.5%
Oct 74.5%
Nov 76.2%
Dec 76.2%

 

Is it Safe to Travel to Basel?

Our best data indicates this area is generally safe. As of Oct 07, 2019 there are no travel advisories or warnings for Switzerland; 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 Aug 22, 2019.


 

The Busiest and Least Crowded Months

The busiest month for tourism in Basel, Switzerland is June, followed by February 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 Basel 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

Key
Tourists Seeking Accommodations

Tourism graph is based on Google searches for services used by tourists relative to the rest of the year. Tourism data for this area is very reliable. Displayed data is calculated relative to the peak, so a score of 48.4 in December means 48.4% of the tourists vs. June.

 

 

Overall Basel Travel Experience by Season

Spring (March through May)

Humidity and temperatures combine to make this season feel moderately cold. Highs range from 71.4°F (21.9°C) and 50°F (10°C) with warmer temperatures in the later months. Rain is somewhat common with 5 to 9 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 most precipitation with 7 to 8 days of precipitation per month. June – August is the busiest season for tourism in Basel, so lodging and other accommodations may cost more than usual.

Fall (September through November)

Fall daily highs range from 72.2°F (22.3°C) and 42.6°F (5.9°C), which will feel chilly given the humidity and wind. It rains or snows a significant amount: 5 to 6 days per month. Tourism is the second busiest during these months due to the weather, so hotels may be slightly higher priced.

Winter (December through February)

Weather is too cold this time of year in Basel to be enjoyable for warm weather travelers. The average high during this season is between 50°F (10°C) and 39°F (3.9°C). On average, it rains or snows a fair amount: 5 to 9 times per month. These times of year are fairly slow with tourists.

 

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