The lawn-care weather app

Know when to mow — and when to skip watering.

Knowday Weather watches the rain and the dry windows, then just tells you what your lawn needs today.

What it watches for your lawn

Three lawn questions, answered.

Mow before the rain

Mow soon

Knowday spots the closing dry window. Rain starts Thursday — so it tells you to catch today, not guess at the radar.

Water only when it needs it

Wait

Today's rain covers it — no need to run the sprinklers. When your lawn actually needs water, you'll get a plain Water; when the soil signal is thin, Check first.

Rain this weekEnough
So far Coming Need

Did the lawn get enough rain?

Enough

A plain read on the week's rain so far — Enough, A little short, or Dry — so you know whether to do anything at all. Sometimes the honest answer is: nothing to do.

Lawn is one of a dozen plans Knowday reads — walks, grilling, boating, watering the flowers, bringing plants in, and more.

See all plans

No catch

Free to use. No sign-up. Your location is only used to fetch your forecast.

Free No account Your location stays yours

Get Knowday

Know what today's good for.

Free · iPhone · No account