FrostList

When to Test Your Sump Pump in South Jordan, UT

SEASON PASSED281 days until spring thaw test (last 32°F)Apr 18

Two moments stress a South Jordan sump pump: the spring thaw near April 18 and the fall rainy season, so test before each with a five-gallon bucket in the pit. The early-to-late range spans roughly 31 days, so treat the median as a midpoint, not a promise.

OUTLOOK

Typical first spring thaw test (last 32°F) near Apr 18; local deadline about Apr 18. The live 10-day outlook loads here.

Local freeze dates for South Jordan

ThresholdEarly (1-in-10)MedianLate (9-in-10)
32°F (light freeze)Oct 7Oct 22Nov 5
28°F (hard freeze)Oct 18Nov 2Nov 18
24°F (severe)Oct 26Nov 13Dec 1

NOAA station: Draper-Point Of Mtn · 5.4 mi away · 4,506 ft elevation.

The reference station for South Jordan is Draper-Point Of Mtn (5.4 mi, 4,506 ft). First freeze there: 32°F by Oct 22, 28°F by Nov 2, 24°F by Nov 13. Year to year the 28°F date has ranged from Oct 18 to Nov 18 — about 31 days apart. Spring's last 32°F freeze clears around Apr 18. Snowfall averages 82 inches a year, first reaching an inch near October.

The freeze arrives in two steps in South Jordan: 32°F around Oct 22, then a hard 28°F near Nov 2. That first freezing night has ranged from Oct 7 to Nov 5, roughly a 29-day spread. On the spring side, the last 32°F freeze clears around Apr 18 and as late as May 6 — the green light for reopening water and de-winterizing. Snow totals near 82 inches a year mean plowing and ice-dam control share the winter to-do list here.

Your sump pump checklist

  1. Pour about five gallons of water into the pit slowly and watch the float rise, the pump start, and the water drop.
    Helpful gear: Water level alarm — Recommended pick
  2. Confirm the discharge line carries water 10–20 feet from the foundation and does not drain back into the pit.
    Helpful gear: Sump check valve — Recommended pick
  3. Clear the inlet screen and the pit of gravel and debris that can jam the float or the impeller.
  4. Check the check valve for a firm click; a failed valve lets discharged water fall back and short-cycle the pump.
  5. Add a battery backup pump so the system still runs when a storm knocks out the power.
    Helpful gear: Battery backup sump pump — Recommended pick
  6. Test the backup on battery power and note the install date; batteries usually need replacing every few years.
  7. If the primary pump is 7–10 years old, keep a replacement on the shelf before it fails mid-storm.
    Helpful gear: Replacement primary pump — Recommended pick
  8. Remember that flood insurance and most homeowner policies treat pump failure separately — read your coverage.

What to have on hand

Battery backup sump pump
Second pump that runs when the power goes out mid-storm.
Recommended pick
Water level alarm
Loud sensor that warns you before the pit overflows.
Recommended pick
Sump check valve
One-way valve that stops discharged water from draining back.
Recommended pick
Replacement primary pump
A ready spare for a pump nearing the end of its life.
Recommended pick

What this means locally

South Jordan freezes close to Riverton (Apr 18) and about a week ahead of West Jordan (Apr 29) — a reminder that even nearby towns differ by days. Statewide, Utah prep dates run Mar 14 through May 8, which is why South Jordan gets its own number rather than a Utah-wide average. The same freeze also decides when to protect your pipes and watch your roof.

Other winter jobs in South Jordan

Every task below is dated to South Jordan's own freeze and snow normals.

Sprinklers → Oct 23Frozen pipes → Oct 7Ice dams → Sep 15Car battery → Nov 2Snow blower → Sep 24RV → Oct 23Boat → Oct 26Motorcycle → Oct 22

See the full South Jordan winter checklist, in order →

Frequently asked questions

How do I test my sump pump before heavy rain?
Pour about five gallons of water into the pit slowly and watch the float rise, the pump switch on, and the water level drop. Confirm the discharge carries water well away from the foundation. Doing this before the wet season, and again in spring near the last freeze around Apr 18, catches problems early.
How often should a sump pump run?
It varies with your water table and weather; some pumps cycle every few minutes during a storm and sit idle for weeks in dry spells. Frequent cycling with no rain can signal a stuck float, a failed check valve, or groundwater seeping in. Occasional running during wet weather is normal.
How long do sump pumps last?
A typical sump pump lasts about 7 to 10 years, though hard-working pumps wear out sooner. If yours is near that age, keep a replacement on hand so a mid-storm failure does not leave the pit unattended. Testing it seasonally tells you more than age alone.
Do I need a battery backup sump pump?
If your basement floods when the power goes out, yes — storms that overwhelm the pit are exactly when the grid tends to fail. A battery backup runs the pump through an outage, which is the single most common cause of a wet basement during heavy weather. Test the backup on battery power, too.
Does insurance cover sump pump failure?
Standard homeowner policies and federal flood insurance often exclude damage from a sump pump that fails or is overwhelmed. A separate water-backup or sump-failure rider may be available. Read your policy before a storm, because assumptions about coverage are a common and costly surprise.
Why is my sump pump running with no rain?
A high water table, snowmelt, or groundwater seepage can keep the pit filling even in dry weather. A pump that runs constantly may also have a stuck float switch or a check valve that lets discharged water fall back into the pit. Check the float and the valve first.

Data: NOAA 1991–2020 normals via Draper-Point Of Mtn, live outlook by Open-Meteo. Sources · Methodology. Last updated: July 11, 2026.