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City guide · Illinois

Outdoor Project Weather in Bloomington, IL

One forecast, six label checks. Today's verdict for every task in Bloomington loads above; the matrix below shows the whole year at a glance, computed from NOAA 1991–2020 normals at Normal 4Ne, Il Us. The friendliest calendar here belongs to lawn seeding (166 workable days a year).

Six tasks · one forecast · Illinois

AugustBest overall month
Lawn SeedingFriendliest task
760 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 Bloomington →
Exterior Painting	—	Jul, Aug, Sep	Paint Outside in Bloomington →
Driveway Sealing	—	Jul, Aug, Jun	Seal a Driveway in Bloomington →
Concrete Pouring	—	Jul, Aug, Sep	Pour Concrete in Bloomington →
Roof Coating	—	Jul, Aug, Sep	Coat a Roof in Bloomington →
Lawn Seeding	—	May, Oct, Sep	Seed a Lawn in Bloomington →

Keep the tour going — compare this calendar with Aurora, IL behind you or Champaign, IL up next.

Project weather, month by month

Workable days per month by task, from NOAA 1991–2020 normals for NORMAL 4NE, IL US. Darker = more workable days.
Task	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Deck Staining	0	0	0	6	19	20	22	22	22	15	0	0
Exterior Painting	0	0	0	6	19	20	22	22	22	15	0	0
Driveway Sealing	0	0	0	0	9	20	22	22	17	0	0	0
Concrete Pouring	0	0	0	6	19	20	22	22	22	15	0	0
Roof Coating	0	0	0	6	19	20	22	22	22	15	0	0
Lawn Seeding	0	0	0	23	31	22	0	25	30	31	4	0

Which task gets the most weather in Bloomington?

Lawn Seeding166days/yr
Deck Staining126days/yr
Exterior Painting126days/yr
Concrete Pouring126days/yr
Roof Coating126days/yr
Driveway Sealing90days/yr

The composite season in Bloomington 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 Bloomington (166 workable days a year), then work down the matrix.

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Full 10-day checks

Illinois

Climatology: NOAA 1991–2020 normals via NORMAL 4NE, IL US (8.4 km from Bloomington center); live outlook by Open-Meteo.