FleaDatesFlea seasonUtah › Logan

Logan · UT

When does flea season start in Logan?

Flea season in Logan typically runs mid-April to mid-October, peaking Jun–Sep. That's about 3 weeks later than the Utah statewide estimate for this climate.

Flea season mid-April to mid-October Peak Jun–Sep
January — Quiet February — Quiet March — Quiet April — Low May — Moderate June — High July — Peak August — Peak September — High October — Low November — Quiet December — Quiet J F M A M J J A S O N D Logan Peak Jun–Sep

Ticks in Logan

Local tick activity typically runs mid-March to mid-November, heaviest May–Sep. The species to know in Utah: Rocky Mountain wood tick, American dog tick, brown dog tick.

More on species and timing: Utah tick season.

Numbers come from NOAA U.S. Climate Normals (1991–2020) recorded at LOGAN CACHE AP — a climate-based estimate; real years wobble.

Frequently asked questions

When does flea season start in Logan?

Around mid-April in a typical year, once local averages hold around 50°F. A warm spring pulls it earlier — prevention shouldn't wait for the calendar.

Is flea season in Logan different from the rest of Utah?

Somewhat. That's about 3 weeks later than the Utah statewide estimate for this climate. The statewide page averages several stations across Utah; this page uses the normals recorded at LOGAN CACHE AP.

Do dogs in Logan need prevention outside flea season?

Yes — vets recommend year-round parasite prevention regardless of the local calendar. Indoor fleas ignore the weather entirely, and ticks in Utah are typically active mid-February to late November, a longer window than fleas get.

Elsewhere in Utah