Can lemon tetras live with dwarf gouramis?

Verdict
Yes

Yes, lemon tetras and dwarf gouramis can live together. Both are fine at 72–82°F. Plan on at least 15 gal.

Lemon tetraLemon tetra72–82°F · pH 5.5–7.5 Dwarf gouramiDwarf gourami72–82°F · pH 6–7.5

Why it works

Water side by side

55°60°65°70°75°80°85°90°Both: 72–82°Lemon tetra 72–82°Dwarf gourami 72–82°
The green band is the temperature range both can live in.
456789Both: 6–7.5Lemon tetra 5.5–7.5Dwarf gourami 6–7.5
The green band is the pH both tolerate.

Size to scale

Lemon tetra · 2 inDwarf gourami · 3 in0"1"2"3"4"5"6"
Adult length in an aquarium. A fish can swallow anything that fits in its mouth, roughly a third to half its own length for predators.

Care at a glance

Lemon tetraDwarf gourami
Temperature72–82 °F72–82 °F
pH5.5–7.56–7.5
Adult size2.0 in3.0 in
Minimum tank15 gal10 gal
TemperamentPeacefulPeaceful
Swims atMiddleTop
GroupGroups of 6+Alone or in pairs
DietOmnivoreOmnivore

Better tank mates for lemon tetras

All lemon tetra tank mates

Better tank mates for dwarf gouramis

All dwarf gourami tank mates

Questions

Can lemon tetras live with dwarf gouramis?

Yes, lemon tetras and dwarf gouramis can live together. Both are fine at 72–82°F. Plan on at least 15 gal.

What temperature suits both lemon tetras and dwarf gouramis?

72–82 °F. Lemon tetras need 72–82 °F, dwarf gouramis need 72–82 °F.

What size tank do lemon tetras and dwarf gouramis need together?

At least 15 gal, set by the lemon tetra. Add space for each extra fish.