Holmes County, Mississippi, read at county level: 4 ZIP codes and 0 communities inside the Jackson metro's coverage, with the climate record and service pressures set out below. TempReach USA connects you with an independent local HVAC technician serving the county.
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Holmes County in one paragraph: 757 square miles in Mississippi, 4 ZIP codes, a humid climate pressure read from the normals at JACKSON INTL AP, MS US, and housing that answers 2,222 heating degree days against 2,402 cooling degree days a year. TempReach USA is a referral service, not an HVAC company — one call connects you with an independent local HVAC technician serving this county.
The climate figures on this page are the primary metro's NOAA 1991-2020 normals — climate normals recorded at JACKSON INTL AP, MS US, the station for the Jackson metro this county belongs to. An average year there brings 2,222 heating degree days, 2,402 cooling degree days, 57.35 inches of precipitation, 84.7 days at 90 degrees or above and 39.6 nights at or below freezing, around an average temperature of 65.4 degrees.
The moisture has an address pattern in Holmes County too. Its 4 ZIP codes spread 757 square miles of housing across ground that sits north of the Jackson metro's centre, and the 57.35 inches of yearly rain recorded at JACKSON INTL AP, MS US do not fall on that ground evenly in their effects: the older districts drain and dry differently from the newer subdivisions, and crawl spaces, slabs and attics each hand the indoor air a different share of the outdoor wet. The systems answer with the same tools everywhere — airflow, drainage, honest sizing — weighted street by street.
Set the county inside its metro and the picture completes. Holmes County answers to the Jackson metro's data — its housing profile, its problem ranking, its climate station — but the county is where that data touches ground: 0 communities, 4 ZIP codes, one county's worth of systems ageing under the record kept at JACKSON INTL AP, MS US. This page is that ground-level reading, kept separate from the metro page so the local detail is never averaged away.
A ZIP code in Holmes County is a small climate-and-housing district of its own. The county's 4 codes — 38924, 39063, 39095, 39169 among them — all read the same normals from JACKSON INTL AP, MS US, yet the systems inside them were installed in different decades, serve different house sizes, and fail in different orders. That is why this page prints the whole list rather than a summary: the codes are the finest division of the county the data supports, and they are the division the work itself follows.
The counties around Holmes County include Simpson County, Yazoo County, Copiah County, and the whole group shares the Jackson metro's climate record from JACKSON INTL AP, MS US. What the neighbours do not share is this county's ground: 757 square miles, 4 ZIP codes, a centroid north of the Jackson metro's centre. Service patterns cross the county line freely — a cold week fills diaries on both sides of it — but the mix of housing and systems on each side is its own, which is why each county in the group carries its own page.
The precipitation figure earns its place in Holmes County's record: 57.35 inches a year at JACKSON INTL AP, MS US, falling through both the cooling months and the heating ones. Rain loads condensate systems in summer, tests outdoor units and venting in winter, and keeps the ground around the county's 4 ZIP codes cycling between wet and dry in a way that shows up in crawl spaces and condensate lines. Set beside 84.7 hot days and 39.6 freezing nights, it completes the picture of what the county's equipment actually lives in.
Because the record names no separate places in Holmes County, this page reads the county the way its technicians meet it: by ground. 757 square miles of Mississippi, a centroid north of the Jackson metro's centre, weather read from JACKSON INTL AP, MS US, and housing spread through the county rather than concentrated in listed communities. The systems in that housing face the same degree days as the rest of the Jackson metro; what the county changes is the spacing between them, and spacing is a real part of how service works here.
Age is the county's second climate. The Jackson metro's median home was built in 1985, and 43.5% of its homes predate 1980 — in Holmes County, that share is the older districts and the long-settled communities, where ductwork from an earlier equipment era still serves replacement systems. The newer share, 27.3% built since 2000, concentrates in the county's growth edges. The service diary divides along that line: deep equipment-and-duct conversations at the old end, first-replacement and control conversations at the new one.
Put the county's coverage facts in one place and they read like this: 757 square miles of land in Mississippi, 0 listed communities, 4 ZIP codes, 7 neighbouring counties on the record, and a place inside the Jackson metro coverage. No single figure describes the county; the set of them does, and it is the set this page is organised around, from the climate record above to the community and ZIP lists below.
City pages carry the metro-wide homework — housing eras, the problem ranking, services in depth. This county sits inside their coverage.
TempReach USA is not an HVAC company. We employ no heating or cooling technicians, we run no service trucks, and we do not carry out HVAC work of any kind. This website and its call center exist for one purpose: to connect homeowners with independent local heating and cooling professionals who serve their area. When you call the number on this site, your call is routed to such a professional. From that point, everything about the job belongs to that professional and to you: the assessment, the work itself, the scheduling, what you are charged, and the terms of any agreement you reach. The professional who takes your job is solely responsible for it. The technician who arrives at your home runs their own business; they are not an employee, agent or subcontractor of TempReach USA. Our part is the information on these pages — assembled from Census Bureau housing data and NOAA climate records for each metro — and the routing of your call. We state this plainly on purpose: you should know exactly who you are hiring before anyone picks up a wrench or a gauge.
One call connects you with an independent local heating and cooling professional serving Holmes County and the Jackson metro.
Call center hours: Mon-Fri 7:00 AM-10:00 PM ET | Sat 8:00 AM-10:00 PM ET | Sun 7:00 AM-9:00 PM ET