MeasureMint

Kitchen conversions

25 mm in inches

  • Ingredient weights: King Arthur Baking chart
  • Updated
  • Reviewed by Alex · How we calculate
Flour stored in a glass jar with a clip lid
King Arthur Baking chart1 cup all-purpose flour = 120 gSpooned and levelled
Photo: Ilinca Roman / Unsplash

25 mm = 0.9843 in

Worked example

25 ÷ 25.4 = 0.9843 inches. On a ruler marked in sixteenths, that is about 1″; in thirty-seconds, 31/32″; in sixty-fourths, 63/64″. The nearest 1/16 mark (1″ = 25.4 mm) is off by 0.4 mm.

25 mm is also 2.5 cm.

MillimetersInchesNearest 1/16
20 mm0.787413/16″
21 mm0.826813/16″
22 mm0.86617/8″
23 mm0.90557/8″
24 mm0.944915/16″
25 mm0.98431″
26 mm1.02361″
27 mm1.0631 1/16″
28 mm1.10241 1/8″
29 mm1.14171 1/8″
30 mm1.18111 3/16″

Frequently asked questions

How many inches is 25 mm?

0.9843 inches, about 1″.

What fraction of an inch is 25 mm?

About 31/32″ to the nearest 1/32.