CloudBreaks › Azure Functions › Python 3.10 end of support

Azure Passed

Azure Functions Python 3.10 end of life (end of support)

October 2026 (month only) has passed. That's when Azure Functions stopped supporting Python 3.10. Unpatched runtimes don't get better with age. Change language version in app settings and redeploy. Source: learn.microsoft.com, checked 2026-10-15.

What's retiring
Python 3.10 end of support (Azure Functions)
When
October 2026 (we only have the month, so the day count runs from the 1st)
Days left
This date passed about 26 days ago, as of 2026-10-27.
What happens
Function apps on this stack lose support.
What to do
Change language version in app settings and redeploy.
Kind of change
Runtime end of life
Official source
learn.microsoft.com ↗ (last checked 2026-10-15)

Providers move dates. Check the official source before you plan a migration around this one.

Other Azure Functions deadlines

Everything else we track for this service, soonest first. Full table on the Azure Functions deprecation schedule.

Get these in your calendar

Every Azure deadline, as a feed.

AzureRSSiCal

Spotted one we missed?

Send the link to the announcement. If it checks out, it goes on the list.

Submit a deprecation