Climate & Weather in Nampa
Nampa shares the broader Treasure Valley's genuine cold semi-arid, high-desert climate (Koppen BSk) with Boise and Meridian -- hot, dry summers and cold, comparatively wetter winters, at a real, disclosed elevation of approximately 2,440-2,470 feet.
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Learn moreA shared Treasure Valley climate pattern
Nampa's climate runs consistent with the broader high-desert pattern documented for Boise and Meridian elsewhere in this project: genuinely hot, dry summers and cold, wetter winters, with low overall annual precipitation (approximately 12 inches).
No independently confirmed Nampa-specific temperature figures
This record uses the shared Treasure Valley figures established in boise-id.js and meridian-id.js rather than an independently confirmed Nampa-specific July-high/December-low -- disclosed honestly as an estimate.
Four real, distinct seasons
Nampa genuinely experiences four distinct seasons, unlike a year-round-mild coastal climate -- a real consideration for movers from a milder or more humid region.
Key takeaways
- Nampa shares the Treasure Valley's genuine cold semi-arid, high-desert climate with Boise and Meridian.
- No independently confirmed Nampa-specific temperature figures were found this pass -- this record uses the shared regional estimate.
- Nampa experiences four real, distinct seasons, with hot dry summers and cold wetter winters.
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