WorkWindow

Outdoor Project Weather in Modesto, CA

One forecast, six label checks. Today's verdict for every task in Modesto loads above; the matrix below shows the whole year at a glance, computed from NOAA 1991–2020 normals at Modesto City Co Ap, Ca Us. The friendliest calendar here belongs to lawn seeding (241 workable days a year).

Today at a glance

Verdicts load live from the 10-day forecast; without JavaScript this column stays blank and the year-round matrix below still answers the planning question.
TaskTodayBest months hereFull 10-day check
Deck Staining — Oct, May, Apr Stain a Deck in Modesto →
Exterior Painting — Oct, May, Apr Paint Outside in Modesto →
Driveway Sealing — May, Oct, Sep Seal a Driveway in Modesto →
Concrete Pouring — Oct, May, Apr Pour Concrete in Modesto →
Roof Coating — Oct, May, Apr Coat a Roof in Modesto →
Lawn Seeding — Jan, Mar, Oct Seed a Lawn in Modesto →

Project weather, month by month

Workable days per month by task, from NOAA 1991–2020 normals for MODESTO CITY CO AP, CA US. Darker = more workable days.
TaskJanFebMarAprMayJunJulAugSepOctNovDec
Deck Staining 0 20 23 25 28 15 0 0 18 29 24 0
Exterior Painting 0 20 23 25 28 15 0 0 18 29 24 0
Driveway Sealing 0 0 0 4 28 15 0 0 18 20 0 0
Concrete Pouring 0 20 23 25 28 15 0 0 18 29 24 0
Roof Coating 0 20 23 25 28 15 0 0 18 29 24 0
Lawn Seeding 31 29 31 30 28 0 0 0 0 31 30 31

The composite season in Modesto opens around February and closes after June: coatings wait on warm nights, concrete on freeze-free 48-hour stretches, seeding on the 55–80°F germination band. Between those bookends, the right question is which task fits this week — which is what the verdicts above answer.

Deepest calendar first: start with lawn seeding in Modesto (241 workable days a year), then work down the matrix.

Full 10-day checks

California

Climatology: NOAA 1991–2020 normals via MODESTO CITY CO AP, CA US (4.4 km from Modesto center); live outlook by Open-Meteo.