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City guide · Colorado

Outdoor Project Weather in Fort Collins, CO

One forecast, six label checks. Today's verdict for every task in Fort Collins loads above; the matrix below shows the whole year at a glance, computed from NOAA 1991–2020 normals at Ft Collins, Co Us. The friendliest calendar here belongs to lawn seeding (136 workable days a year).

Six tasks · one forecast · Colorado

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

City-to-city context helps: browse outdoor project weather in Denver, CO one stop back, or continue to Grand Junction, CO’s project calendar.

Project weather, month by month

Workable days per month by task, from NOAA 1991–2020 normals for FT COLLINS, CO US. Darker = more workable days.
Task	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Deck Staining	0	0	0	0	18	20	22	22	23	4	0	0
Exterior Painting	0	0	0	0	18	20	22	22	23	4	0	0
Driveway Sealing	0	0	0	0	0	18	22	22	8	0	0	0
Concrete Pouring	0	0	0	0	18	20	22	22	23	4	0	0
Roof Coating	0	0	0	0	18	20	22	22	23	4	0	0
Lawn Seeding	0	0	0	16	31	26	0	15	30	18	0	0

Which task gets the most weather in Fort Collins?

Lawn Seeding136days/yr
Deck Staining109days/yr
Exterior Painting109days/yr
Concrete Pouring109days/yr
Roof Coating109days/yr
Driveway Sealing70days/yr

The composite season in Fort Collins opens around April and closes after September: 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 Fort Collins (136 workable days a year), then work down the matrix.

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Full 10-day checks

Colorado

Climatology: NOAA 1991–2020 normals via FT COLLINS, CO US (3.6 km from Fort Collins center); live outlook by Open-Meteo.