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City guide · California

Outdoor Project Weather in Berkeley, CA

One forecast, six label checks. Today's verdict for every task in Berkeley loads above; the matrix below shows the whole year at a glance, computed from NOAA 1991–2020 normals at Berkeley, Ca Us. The friendliest calendar here belongs to lawn seeding (366 workable days a year).

Six tasks · one forecast · California

JulyBest overall month
Lawn SeedingFriendliest task
1,725 task-daysWorkable task-days/yr
6Tasks tracked
Average of all six tasks

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.
Task	Today	Best months here	Full 10-day check
Deck Staining	—	Jul, Aug, Sep	Stain a Deck in Berkeley →
Exterior Painting	—	Jul, Aug, Sep	Paint Outside in Berkeley →
Driveway Sealing	—	Jul, Aug, Sep	Seal a Driveway in Berkeley →
Concrete Pouring	—	Jul, Aug, Sep	Pour Concrete in Berkeley →
Roof Coating	—	Jul, Aug, Sep	Coat a Roof in Berkeley →
Lawn Seeding	—	Jan, Mar, May	Seed a Lawn in Berkeley →

City-to-city context helps: browse outdoor project weather in Bakersfield, CA one stop back, or continue to Buena Park, CA’s project calendar.

Project weather, month by month

Workable days per month by task, from NOAA 1991–2020 normals for BERKELEY, CA US. Darker = more workable days.
Task	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Deck Staining	20	19	21	23	28	29	31	30	29	28	23	20
Exterior Painting	20	19	21	23	28	29	31	30	29	28	23	20
Driveway Sealing	0	0	0	0	10	29	31	30	29	26	0	0
Concrete Pouring	20	19	21	23	28	29	31	30	29	28	23	20
Roof Coating	20	19	21	23	28	29	31	30	29	28	23	20
Lawn Seeding	31	29	31	30	31	30	31	31	30	31	30	31

Which task gets the most weather in Berkeley?

Lawn Seeding366days/yr
Deck Staining301days/yr
Exterior Painting301days/yr
Concrete Pouring301days/yr
Roof Coating301days/yr
Driveway Sealing155days/yr

The composite season in Berkeley opens around May and closes after October: 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 Berkeley (366 workable days a year), then work down the matrix.

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Full 10-day checks

California

Climatology: NOAA 1991–2020 normals via BERKELEY, CA US (1.4 km from Berkeley center); live outlook by Open-Meteo.