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Jerome County, Idaho

Gutter cleaning, repair and new gutters in Jerome, ID

Jerome gets about 10 inches of rain in a normal year, and a day with an inch or more comes once every 3 years or so. The wettest season is winter (December to February), with about 3.7 inches. Off a 1,000-square-foot roof that is about 6,500 gallons a year, most of it in steady rain rather than downpours.

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Jerome: rain and roofs

NOAA station USC00104670, 1 mi
10.4 in
Rain in a normal year, Jerome
NOAA normal, JEROME
0.4
Days with an inch or more
a year
6,500 gal
Water off 1,000 sq ft of roof in Jerome
0.62 gal per sq ft per inch
3.59 in/hr
5-minute downpour, once in 10 years
NOAA Atlas 14 Volume 12
Oct 14
First fall frost
median date
1979
Median year homes were built
ACS 2020–2024
53%
Homes built before 1980
ACS 2020–2024
Winter3.7 in
Spring3.4 in
Summer1.0 in
Fall2.4 in

Bars to one scale; the longest is winter (December to February).

For days with an inch of rain or more, Jerome ranks near the middle of the 90 places in Idaho on this site (0.4 a year). By the age of its homes it sits near the middle of the 90 places in Idaho on this site (half built by 1979). The first frost here ranks among the latest for the first fall frost of the 90 places in Idaho on this site (October 14).

When to clean gutters in Jerome

The first fall frost comes around October 14 in a typical year here, and the last spring frost around May 2 (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 Jerome rain

What overwhelms a gutter is a burst, not a season. In Jerome the five-minute rain expected about once in ten years falls at 3.59 inches an hour (NOAA Atlas 14 Volume 12). At that rate one 2-by-3-inch downspout drains about 2,010 square feet of roof and one 3-by-4-inch downspout about 4,010, 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.

Jerome is dry by national standards, about 10 inches in a normal year, but much of the rain that does come can arrive in short, hard storms: the five-minute downpour expected once in ten years still runs at 3.59 inches an hour. Where gutters are used here, the job is moving that burst away from the foundation, and keeping a dry season’s dust and debris from blocking the first storm.

The houses in Jerome

Half the homes in Jerome were built by 1979, 53% 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.

72% of households own their home, and 77% of homes are detached houses, 2% townhouses. Where an HOA governs the exterior, its rules on gutter color and style apply before any order is placed.

Hiring in Idaho

Ask any contractor working in Jerome what Idaho requires of them for gutter work, and to show proof of insurance. Hiring a gutter contractor

Gutter work in Jerome

With half the homes built by 1979, 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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