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Basel in May: Weather, Average temperature and Climate

Take a look at past year’s weather for Basel in May and see if it is worth visiting.
Check flight prices to Basel on Avionero:
May

Weather in Basel in May 2024

Good Weather
Mild
🌧️
Rainy
Planning a trip to Basel in May? You are in luck! The weather is generally good, with an average maximum temperature of +68°F and approximately 7 sunny days. Just be prepared for some rain, as there are usually around 14 rainy days and 129 mm of precipitation. Expect good weather and pack accordingly to enjoy the outdoors. Search flights in one click on Avionero.

Average weather

☀️
+68°F
Avg. max. temperature
+30°F
Min.
+91°F
Max.
129 mm
Total precipitation
70%
Avg. humidity
1 m/s
Avg. wind
7 ☀️
Sunny Days
10 ⛅️
Cloudy
14 🌦
Rainy
Our opinion: Basel has good weather in May.

Average temperature in Basel in May

Here are the expected maximum, average and minimum temperatures in Basel for May based on the historical data.
Last Year
Historical Data

The expected average maximum temperature in May is +73°F with a maximum of +91°F and a minimum of +43°F.

The average maximum temperature goes up 22% by the end of the month, compared with the beginning of the month, from +64°F to +75°F.

Is Basel warm or cold in May?

Basel is typically mild in May.

Maximum temperatures go up compared to the previous month from +59°F to +68°F. The minimum temperature also goes up from +41°F to +50°F.

Pack a light jacket as it will be warm in the day and cool in the evenings.

Take a look at how May is compared to other months in Basel:

Climate in Basel in May

Basel weather looks like this, on average, in May and the surrounding months.
AprilMayJune
Avg. temperature
+59°F+68°F+73°F
Min. temperature
+25°F+30°F+39°F
Max. temperature
+84°F+91°F+97°F
Rainfall
87 mm129 mm121 mm
Wind
1 m/s1 m/s1 m/s
Humidity
68%70%70%
Air pressure
1013 HPa1014 HPa1015 HPa
Sunny days
876
Cloudy days
121011
Rainy days
101413
Snowy days
000

May weather is still as good as in April. It’s getting warmer as May arrives. The average maximum temperature goes up from +59°F to +68°F during the day. Prepare for more rain. Average rainfall goes from 87 mm to 129 mm. Humidity rises from 68% to 70%. The average wind speed doesn’t change much during May, staying around 1 m/s. The days becoming less sunny, going from 8 sunny days in April to 7 in May.

June brings much the same weather, it remains good.

Wind

Wind speed in Basel in May based on historical data.
Last Year
Historical Data

The average wind speed is 2 m/s getting up to 3 m/s which is a light breeze; barely moving the tree leaves.

The average wind speed in Basel is gradually increasing during May, going from 2 m/s to 2 m/s over the course of the month.

Rain

Amount of rainfall in mm during May in Basel based on historical data.
Last Year
Historical Data
Total precipitation in May is about 85 mm, with a 55% chance of rain on a typical day. The maximum amount of rainfall per day is around 15 mm, which is considered light rain. May is a pretty wet month with over 17 rainy days, so don’t forget to pack an umbrella, raincoat, and a pair of wellies.
May is one of the rainiest months in Basel, here is a comparison with other months, total mm:
Basel wettest month is May, where a typical day has a 45% chance of precipitation and 129 mm of rainfall per day. February, on the other hand, is the driest month with a mere 24% chance of precipitation and 60 mm of rainfall per day.

How was the weather last May in Basel?

This is the weather in Basel in May 2023:
1 May
☁️
+64°F
2 May
☀️
+68°F
3 May
☀️
+71°F
4 May
🌧️
+69°F
5 May
🌧️
+55°F
6 May
🌧️
+60°F
7 May
🌧️
+69°F
8 May
☀️
+67°F
9 May
☁️
+74°F
10 May
☀️
+78°F
11 May
☀️
+83°F
12 May
☀️
+78°F
13 May
🌧️
+72°F
14 May
☀️
+76°F
15 May
☀️
+83°F
16 May
☀️
+76°F
17 May
☀️
+81°F
18 May
☀️
+85°F
19 May
☀️
+86°F
20 May
☀️
+91°F
21 May
☀️
+77°F
22 May
☀️
+77°F
23 May
🌧️
+80°F
24 May
☁️
+67°F
25 May
☀️
+73°F
26 May
☀️
+72°F
27 May
☁️
+73°F
28 May
☀️
+67°F
29 May
☀️
+64°F
30 May
☀️
+69°F
31 May
☀️
+75°F
In May 2023 Basel had 21 sunny days, 4 cloudy days, and 6 rainy days. The average maximum temperature was +73°F, with an absolute maximum of +91°F and a minimum of +55°F. The average humidity was 65%, with a maximum of 97% and a minimum of 31%. The average wind speed was 2 m/s, with a maximum of 8 m/s and a minimum of 0 m/s.
Are you planning a trip in May?

Climate Change Over the Years

This is how Basel climate has changed over the last 43 years.

The climate in Basel in May has not changed that much over the last 43 years.

The average temperature was the lowest in 1984 (+63°F) and the highest in 2022 (+77°F). The driest year was 1991 with only 54 mm of rainfall, and the wettest year was 1983 with 276 mm.

FAQ

Frequently asked questions about the weather in Basel in May:

Is May a good time to visit Basel?

May is a really good time to go to Basel. The weather is nice so plan your packing around outdoor activities and exploring. Check out other good time to visit Basel.

Can you sunbathe in Basel in May?

May has mild temperatures in Basel. Not ideal for sunbathing, but still good for daytime outdoor activities, but plan for cool evenings. Pack a light jacket and shorts!

Is Basel rainy in May?

Basel is often rainy in May. You may get a bit damp when outside, so pack an umbrella, and maybe even a raincoat.

Is it sunny in Basel in May?

Usually, it’s not very sunny in Basel in May, often it’s pretty cloudy. Pack for any eventuality; layering can help reduce the number of bulky items needed.

Other cities in Switzerland

Check out the weather for other cities in Switzerland.

Monthly weather in Basel

Source of the data

For this page, we’ve looked at the typical weather in Basel, based on historical hourly weather data from January 1, 1979, to December 31, 2022.

For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.