"V dubnu někdy sněží."

Translation: Sometimes it snows in April.

[LukasBlech]

And what about "It snows sometimes in April"?

[BoneheadBass]

It sounds a little strange, relative to the alternatives. Usage rates don't seem to favor adding it.

[Praha2017]

Word order 'In april it snows sometimes' not accepted?

[svrsheque]

it is now.