The temperatures in Porrentruy in July are comfortable with low of 13°C and and high up to 24°C.
You can expect rain for roughly half of the month of July in Porrentruy. We’re expecting roughly 8 to 15 days of rain, so your rubber boots and umbrella are going to see plenty of use this month if you’re keen on staying dry.
Our weather forecast can give you a great sense of what weather to expect in Porrentruy in July 2026.
If you’re planning to visit Porrentruy in the near future, we highly recommend that you review the 14 day weather forecast for Porrentruy before you arrive.
Temperatures
24° / 13°
Rainy Days
8
Snowy Days
0
Dry Days
23
Rainfall
153
mm
Sun Hours
10.6
Hrs
