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St. Mary Parish, Louisiana

Gutter cleaning, repair and new gutters in Patterson, LA

Patterson gets about 59 inches of rain in a normal year, and on about 17 days a year an inch or more falls in a single day. The wettest season is summer (June to August), with about 20.5 inches; the driest is winter (December to February), with 12.2. Off a 1,000-square-foot roof, that comes to about 36,300 gallons a year for the gutters to carry.

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Patterson: rain and roofs

NOAA station USC00166394, 8 mi
58.5 in
Rain in a normal year, Patterson
NOAA normal, MORGAN CITY
17.3
Days with an inch or more
a year
36,300 gal
Water off 1,000 sq ft of roof in Patterson
0.62 gal per sq ft per inch
10.36 in/hr
5-minute downpour, once in 10 years
NOAA Atlas 14 Volume 9
1987
Median year homes were built
ACS 2020–2024
43%
Homes built before 1980
ACS 2020–2024
Winter12.2 in
Spring12.4 in
Summer20.5 in
Fall13.3 in

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

By heavy-rain days, Patterson falls among the fewest heavy-rain days of the 269 places in Louisiana on this site (17.3 a year). By house age it falls near the middle of the 269 places in Louisiana on this site (half built by 1987).

When to clean gutters in Patterson

Frost is rare in Patterson, and in many years there is none (NOAA normals). With no hard freeze to strip the trees, the fall cleaning follows the leaf drop itself; book it once the trees over the roof are bare, and plan a second visit in spring.

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

Gutter and downspout size for Patterson rain

The short, hard downpour is what a gutter is sized for. In Patterson the five-minute rain expected about once in ten years falls at 10.36 inches an hour (NOAA Atlas 14 Volume 9). At that rate one 2-by-3-inch downspout drains about 690 square feet of roof and one 3-by-4-inch downspout about 1,390, 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 Patterson

Half the homes in Patterson were built by 1987, 43% before 1980 (ACS 2020–2024). Houses that age have often had their gutters replaced once already; if not, the original runs and the boards behind them deserve a close look. 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.

55% of households own their home, and 58% of homes are detached houses. If an association maintains the exterior, the gutters may be its job rather than yours; check before calling.

Hiring in Louisiana

Licensing for gutter work differs from state to state; ask a contractor in Patterson which license or registration they hold in Louisiana, and for proof of liability insurance. Hiring a gutter contractor

Gutter work in Patterson

With 17.3 days a year of an inch or more, a clogged gutter or a short downspout shows up here quickly. The line takes all of it:

Nearby

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