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Henry County, Illinois

Gutter cleaning, repair and new gutters in Geneseo, IL

Rain in Geneseo adds up to about 39 inches in a normal year, with about 10 days that bring an inch or more. The wettest season is summer (June to August), with about 12.7 inches; the driest is winter (December to February), with 5.6. Every 1,000 square feet of roof sheds about 24,200 gallons a year, and all of it goes through the gutters.

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Geneseo: rain and roofs

NOAA station USC00113384, 0 mi
39.1 in
Rain in a normal year, Geneseo
NOAA normal, GENESEO
9.5
Days with an inch or more
a year
24,200 gal
Water off 1,000 sq ft of roof in Geneseo
0.62 gal per sq ft per inch
7.87 in/hr
5-minute downpour, once in 10 years
NOAA Atlas 14 Volume 2
Oct 20
First fall frost
median date
1962
Median year homes were built
ACS 2020–2024
70%
Homes built before 1980
ACS 2020–2024
Winter5.6 in
Spring11.5 in
Summer12.7 in
Fall9.3 in

Bars to one scale; the longest is summer (June to August).

For days with an inch of rain or more, Geneseo ranks near the middle of the 695 places in Illinois on this site (9.5 a year). By the age of its homes it sits near the middle of the 695 places in Illinois on this site (half built by 1962). The first frost here ranks near the middle of the 695 places in Illinois on this site (October 20).

When to clean gutters in Geneseo

The first fall frost comes around October 20 in a typical year here, and the last spring frost around April 20 (median dates, NOAA normals). Plan the fall visit for after the frost, when the trees over the roof have finished dropping, and the spring visit for after the pollen and catkins.

When to clean gutters explains how the trees over a roof change the schedule.

Gutter and downspout size for Geneseo rain

What overwhelms a gutter is a burst, not a season. In Geneseo the five-minute rain expected about once in ten years falls at 7.87 inches an hour (NOAA Atlas 14 Volume 2). At that rate one 2-by-3-inch downspout drains about 910 square feet of roof and one 3-by-4-inch downspout about 1,830, by the rule in the Copper Development Association’s design handbook. Try your own roof in the gutter and downspout calculator, which starts from this figure.

The houses in Geneseo

Half the homes in Geneseo were built by 1962, 70% before 1980 (ACS 2020–2024). In a neighborhood that age, many houses are on their second set of gutters or due for one, and the fascia board behind them is worth checking at the same visit. On a house built before 1978, replacing more than 20 square feet of painted fascia or trim falls under the EPA’s lead-safe rule, so ask whether the crew is certified.

73% of households own their home, and 75% of homes are detached houses, 3% townhouses. Where an HOA governs the exterior, its rules on gutter color and style apply before any order is placed.

Hiring in Illinois

Before hiring in Geneseo, ask which Illinois license or registration the contractor holds and for a certificate of liability insurance. Hiring a gutter contractor

Gutter work in Geneseo

With half the homes built by 1962, replacement gutters and the fascia behind them come up more often here than in newer suburbs. The line takes all of it:

Nearby

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