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City guide · Illinois

Outdoor Project Weather in Round Lake Beach, IL

One forecast, six label checks. Today's verdict for every task in Round Lake Beach loads above; the matrix below shows the whole year at a glance, computed from NOAA 1991–2020 normals at Lake Villa 2Ne, Il Us. The friendliest calendar here belongs to lawn seeding (210 workable days a year).

Six tasks · one forecast · Illinois

AugustBest overall month
Lawn SeedingFriendliest task
788 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, Jul, Sep	Stain a Deck in Round Lake Beach →
Exterior Painting	—	Aug, Jul, Sep	Paint Outside in Round Lake Beach →
Driveway Sealing	—	Aug, Jul, Jun	Seal a Driveway in Round Lake Beach →
Concrete Pouring	—	Aug, Jul, Sep	Pour Concrete in Round Lake Beach →
Roof Coating	—	Aug, Jul, Sep	Coat a Roof in Round Lake Beach →
Lawn Seeding	—	May, Jul, Aug	Seed a Lawn in Round Lake Beach →

Neighbors on the route: Rockford, IL’s outdoor work windows and Springfield, IL’s six-task outlook.

Project weather, month by month

Workable days per month by task, from NOAA 1991–2020 normals for LAKE VILLA 2NE, IL US. Darker = more workable days.
Task	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Deck Staining	0	0	0	5	18	19	21	22	21	17	0	0
Exterior Painting	0	0	0	5	18	19	21	22	21	17	0	0
Driveway Sealing	0	0	0	0	5	19	21	22	19	0	0	0
Concrete Pouring	0	0	0	5	18	19	21	22	21	17	0	0
Roof Coating	0	0	0	5	18	19	21	22	21	17	0	0
Lawn Seeding	0	0	0	20	31	30	31	31	30	31	6	0

Which task gets the most weather in Round Lake Beach?

Lawn Seeding210days/yr
Deck Staining123days/yr
Exterior Painting123days/yr
Concrete Pouring123days/yr
Roof Coating123days/yr
Driveway Sealing86days/yr

The composite season in Round Lake Beach 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 Round Lake Beach (210 workable days a year), then work down the matrix.

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Full 10-day checks

Illinois

Climatology: NOAA 1991–2020 normals via LAKE VILLA 2NE, IL US (6.0 km from Round Lake Beach center); live outlook by Open-Meteo.