| Agent/disease | Incubation period | | Arcanobacterium haemolyticum | Unknown | | Atypical measles | 7 to 14 days | | Blastomyces dermatitidis | 30 to 45 days | | Boutonneuse fever (Rickettsia conorii) | 6 to 10 days | | Cat scratch disease | 7 to 14 days | | Chancroid | 1 to 35 days | | Chickenpox | 10 to 20 days | | Chikungunya | 3 to 7 days | | Chlamydia psittaci | 5 to 21 days | | Coccidioides immitis | 7 to 21 days | | Coxsackie/echovirus | 2 to 9 days | | Cutaneous larva migrans | 2 to 4 days | | Dengue | 3 to 14 days | | Disseminated gonococcal infection | 5 days to several months | | Ehrlichiosis | 7 to 21 days | | Escherichia coli 0157:H7 | 3 to 8 days | | Epstein-Barr virus (mononucleosis) | 30 to 50 days | | Gnathostomiasis | 3 to 12 months | | Granuloma inguinale | 8 to 80 days | | Hepatitis B | 45 to 160 days | | Hepatitis C | 14 to 180 days | | Herpes simplex (genital) | 2 to 7 days | | Human immunodeficiency virus (HIV) | 28 to 180 days | | Kawasaki syndrome | Unknown | | Leishmaniasis | 14 to 56 days | | Loiasis | 6 to 12 months | | Lyme disease | 3 to 30 days | | Lymphogranuloma venerum (LGV) | 3 to 21 days | | Mycobacterium leprae | >1 year | | M. marinum | 14 to 56 days | | | Agent/disease | Incubation period | | Mycoplasma pneumoniae | 7 to 28 days | | Neisseria meningitidis | 1 to 10 days | | Onchocerciasis | 6 to 12 months | | Parvovirus B19 | 7 to 21 days | | Reiter's syndrome | 7 to 14 days | | Relapsing fever | 4 to 18 days | | Rheumatic fever | 7 to 35 days | | Rickettsialpox, Rickettsia akari | 10 to 14 days | | Rocky Mountain spotted fever, R. rickettsii | 2 to 14 days | | Roseola infantum | 5 to 15 days | | Rubella | 5 to 21 days | | Rubeola | 10 to 14 days | | SARS-CoV-2 (COVID-19) | 2 to 14 days | | Salmonella typhi (enteric fever) | 3 to 60 days | | Spirillum minus | 7 to 24 days | | Sporothrix schenckii | 7 to 30 days | | Staphylococcal toxic shock syndrome | 2 days | | Streptobacillus moniliformis | 3 to 22 days | | Syphilis | 9 to 90 days | | Toxoplasma gondii | 4 to 21 days | | Trypanosoma cruzi | 5 to 14 days | | Tularemia | 1 to 21 days | | Typhus: endemic flea-borne, R. typhi | 7 to 14 days | | Typhus: epidemic louse-borne, R. prowazekii | 7 to 14 days | | Typhus: scrub, R. orientalis/R. tsutsugamushi | 6 to 21 days | | Vibrio vulnificus | 1 to 4 days | | West Nile virus | 2 to 14 days | | Yersinia pestis | 2 to 8 days | | Zika virus | 2 to 14 days | |
