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SESK: Stuff Everyone Should Know · sesk.info/horse-ehv1-temperature

Per UMN Extension, how often should you take the temperature of a horse isolated after possible EHV-1 exposure?

Twice a day, because fever often comes first.

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  1. Twice a day ✔
  2. Once a month
  3. Only after exercise

Why: Fever commonly appears before other signs of EHV-1. UMN Extension says to take the horse's temperature twice a day and contact your vet right away if you suspect it.

Huh, didn't know that: UMN says to call the vet if the isolated horse's temperature goes above 101.5 F.

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References

Answer: Twice a day. Fever commonly appears before other signs of EHV-1. UMN Extension says to take the horse's temperature twice a day and contact your vet right away if you suspect it.

  1. Equine herpesvirus (EHV-1 and EHM) (UMN Extension) extension.umn.edu/node/22616
    Take your horse's temperature twice a day.
    Checked 2026-10-10.
  2. Equine herpesvirus (EHV-1 and EHM) (UMN Extension) extension.umn.edu/node/22616
    Fever, which commonly precedes other clinical signs.
    Checked 2026-10-10.
  3. Equine herpesvirus (EHV-1 and EHM) (UMN Extension) extension.umn.edu/node/22616
    If your horse's temperature is greater than 101.5 F, contact your veterinarian.
    Checked 2026-10-10.
  4. Equine herpesvirus (USDA APHIS) www.aphis.usda.gov/livestock-poultry-disease/equine/herpesvirus
    a neurological disease called equine herpes myeloencephalopathy (EHM) that can be fatal.
    Checked 2026-10-10.

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