strftime()
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Python strftime directive %-m

Month with no leading zero. Platform-specific (Linux/macOS).

Example (from datetime(2026, 6, 18, 13, 45, 30))
6
This directive uses the - modifier, which is platform-specific (Linux/macOS, glibc). It is not supported on Windows.

In Python

from datetime import datetime
dt = datetime(2026, 6, 18, 13, 45, 30)
dt.strftime("%-m")
# => "6"

Parsing with strptime

Not used for parsing. See strptime.dev for the parsing side.

Try %-m in the live tester →

Other Month directives

%mMonth as a zero-padded number (01–12).%BFull month name in the current locale.%bAbbreviated month name in the current locale.%hEquivalent to %b (abbreviated month name).