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City guide · Pennsylvania

Outdoor Project Weather in York, PA

One forecast, six label checks. Today's verdict for every task in York loads above; the matrix below shows the whole year at a glance, computed from NOAA 1991–2020 normals at York 3 Ssw Pump Stn, Pa Us. The friendliest calendar here belongs to lawn seeding (154 workable days a year).

Six tasks · one forecast · Pennsylvania

SeptemberBest overall month
Lawn SeedingFriendliest task
738 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	—	Aug, Sep, Jul	Stain a Deck in York →
Exterior Painting	—	Aug, Sep, Jul	Paint Outside in York →
Driveway Sealing	—	Aug, Jul, Sep	Seal a Driveway in York →
Concrete Pouring	—	Aug, Sep, Jul	Pour Concrete in York →
Roof Coating	—	Aug, Sep, Jul	Coat a Roof in York →
Lawn Seeding	—	May, Oct, Apr	Seed a Lawn in York →

City-to-city context helps: browse outdoor project weather in State College, PA one stop back, or continue to Cranston, RI’s project calendar.

Project weather, month by month

Workable days per month by task, from NOAA 1991–2020 normals for YORK 3 SSW PUMP STN, PA US. Darker = more workable days.
Task	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Deck Staining	0	0	0	9	18	18	20	21	21	17	0	0
Exterior Painting	0	0	0	9	18	18	20	21	21	17	0	0
Driveway Sealing	0	0	0	0	9	18	20	21	20	0	0	0
Concrete Pouring	0	0	0	9	18	18	20	21	21	17	0	0
Roof Coating	0	0	0	9	18	18	20	21	21	17	0	0
Lawn Seeding	0	0	0	30	31	19	0	5	30	31	8	0

Which task gets the most weather in York?

Lawn Seeding154days/yr
Deck Staining124days/yr
Exterior Painting124days/yr
Concrete Pouring124days/yr
Roof Coating124days/yr
Driveway Sealing88days/yr

The composite season in York opens around April 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 York (154 workable days a year), then work down the matrix.

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Full 10-day checks

Pennsylvania

Climatology: NOAA 1991–2020 normals via YORK 3 SSW PUMP STN, PA US (5.6 km from York center); live outlook by Open-Meteo.