FleaDates › Tick season › Nebraska
Midwest · NE
When are ticks active in Nebraska?
Ticks in Nebraska are typically active early March to mid-November, heaviest May–Oct — and one warm spell can wake them well ahead of spring.
Ticks to know in Nebraska
American dog ticks are the everyday species across Nebraska, lone star ticks turn up in the southeastern counties, and Rocky Mountain wood ticks occupy the western panhandle. Activity is noticeable by March, peaks from May through September, and stays high enough in October that fall walks through farm country and grassland still warrant a careful going-over when you get home.
Wherever the calendar sits this month, the habit that actually catches ticks is the after-walk check: ears, collar line, armpits, between the toes. Prevention plus checks beats either alone.
Month-by-month tick activity in Nebraska
| Month | Typical activity | Average temperature |
|---|---|---|
| January | Quiet | 24.9°F |
| February | Quiet | 29.2°F |
| March | Moderate | 40.3°F |
| April | Moderate | 50.9°F |
| May | High | 61.1°F |
| June | Peak | 71.7°F |
| July | Peak | 76.5°F |
| August | Peak | 74.3°F |
| September | Peak | 66°F |
| October | High | 52.5°F |
| November | Low | 39°F |
| December | Quiet | 28°F |
Estimates from NOAA U.S. Climate Normals (1991–2020), averaged across 3 weather stations near Nebraska's larger cities, using the ~40°F activity threshold reported in published tick research. Real years run early or late with the weather.
Fleas peak later. Nebraska flea season typically runs early April to late October — see the Nebraska flea season page.
Frequently asked questions
When does tick season start in Nebraska?
Around early March in a typical year, once temperatures clear roughly 40°F — noticeably earlier than flea season. A February thaw can bring ticks out ahead of schedule.
What ticks live in Nebraska?
The species dog owners most often meet in Nebraska: American dog tick, lone star tick, Rocky Mountain wood tick. American dog ticks are the everyday species across Nebraska, lone star ticks turn up in the southeastern counties, and Rocky Mountain wood ticks occupy the western panhandle. Activity is noticeable by March, peaks from May through September, and stays high enough in October that fall walks through farm country and grassland still warrant a careful going-over when you get home.
Do I need tick prevention in winter in Nebraska?
Yes. Ticks overwinter under leaf litter and snow rather than dying off, and mild spells wake them — which is why veterinary organizations recommend year-round parasite prevention. The calendar shows when pressure peaks, not when protection can lapse.
What about fleas in Nebraska?
Fleas run on a warmer calendar — in Nebraska that's early April to late October. See the Nebraska flea season page for that month-by-month picture.