Best Time to See Bold Jumping Spiders in Idaho
May, April and October is the best time to see bold jumping spiders in Idaho. Based on 1,523 verified iNaturalist observations, here is exactly when bold jumping spiders are most active across the year in Idaho.
By Tim, founder of Easy Street Markets. I maintain the wildlife database and verify every animal and source myself. Updated July 20, 2026.
Bold Jumping Spider · Clint Dalrymple CC BY
Bold Jumping Spider · Brett/Tele CC BY
Bold Jumping Spider · Public domain CC0
1,523 verified observations of bold jumping spiders in Idaho, recorded across 12 months of the year on iNaturalist.
When bold jumping spiders are recorded in Idaho
Peak month
May
304 records (20% of the year)
| Month | Observations | Share |
|---|---|---|
| January | 9 | 0.6% |
| February | 30 | 2% |
| March | 125 | 8.2% |
| Aprilpeak | 214 | 14.1% |
| Maypeak | 304 | 20% |
| June | 175 | 11.5% |
| July | 92 | 6% |
| August | 116 | 7.6% |
| September | 182 | 12% |
| Octoberpeak | 201 | 13.2% |
| November | 63 | 4.1% |
| December | 12 | 0.8% |
Bold Jumping Spiders you are most likely to see
| Species | Verified observations |
|---|---|
| Bold Jumping Spider | 1,523 |
Weather to expect, source Open-Meteo
Typical weather in Idaho
Recent typical conditions by month, so you can plan a trip around both when bold jumping spiders are active and what the weather is doing. The best months to look for bold jumping spiders sit around 25 to 60 degrees Fahrenheit, so pack for that.
| Month | Avg high | Avg low | Rain |
|---|---|---|---|
| Jan | 31°F | 13°F | 1.6" |
| Feb | 32°F | 14°F | 2.4" |
| Mar | 41°F | 20°F | 1.7" |
| Aprbest time | 48°F | 25°F | 1.9" |
| Maybest time | 60°F | 35°F | 2.9" |
| Jun | 71°F | 44°F | 2.9" |
| Jul | 82°F | 51°F | 1.2" |
| Aug | 81°F | 51°F | 1.9" |
| Sep | 71°F | 43°F | 1.9" |
| Octbest time | 54°F | 29°F | 1.8" |
| Nov | 40°F | 19°F | 1.8" |
| Dec | 31°F | 13°F | 1.8" |
Typical recent conditions (5-year means) from the Open-Meteo archive, averaged for Idaho. Weather varies year to year, so treat these as a guide.
Sightings of bold jumping spiders in Idaho peak in May, when 304 of the year's 1,523 verified observations are logged — about 20% of the annual total. Activity stays high through May, April and October.
The quietest stretch is January and December, when bold jumping spiders are hardest to find — January sees just 9 records. If a reliable sighting matters, plan around the peak window rather than the off-season.
The bold jumping spiders you are most likely to encounter in Idaho are Bold Jumping Spider — the most-recorded species in the state. Each keeps its own seasonal rhythm, but the month-by-month pattern above reflects every reported sighting together.
Where to go
Best places to see bold jumping spiders in Idaho
- City Of Rocks National Reserve — National Reserve
- Craters Of The Moon National Monument & Preserve — National Monument & Preserve
- Hagerman Fossil Beds National Monument — National Monument
- Lewis & Clark National Historic Trail — National Historic Trail
- Nez Perce National Historical Park — National Historical Park
- Yellowstone National Park — National Park
Frequently asked questions
What is the best month to see bold jumping spiders in Idaho?+
May is the single best month, and the broader peak window runs through May, April and October, based on 1,523 verified iNaturalist observations.
When are bold jumping spiders hardest to see in Idaho?+
January is the quietest month for bold jumping spiders in Idaho, with only 9 verified records.
Are bold jumping spiders active year-round in Idaho?+
Bold jumping spiders are recorded in 12 of 12 months in Idaho, so they can be seen year-round, with a clear peak in May.
More wildlife in Idaho