Climate & Weather in Rexburg
Rexburg carries a real, genuinely cold humid continental climate on the Upper Snake River Plain -- January daytime highs averaging just 27.5°F, with 61 inches of annual snowfall -- distinct from North Idaho's lake-effect pattern and Boise's milder high-desert climate covered elsewhere in this project's Idaho build.
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Learn moreA real, genuinely cold Upper Snake River Plain winter
Rexburg's January average high runs just 27.5°F, with nights averaging 12.7°F -- a real, genuinely cold winter driven by the city's Upper Snake River Plain elevation, distinct from Post Falls' or Coeur d'Alene's milder North Idaho lake-effect winters covered elsewhere in this project.
Real, meaningful annual snowfall
Rexburg averages 61 inches of annual snowfall, with January alone contributing roughly 8.9 inches across about 18.1 snow days, across a snow season running October through April -- a real, practical, ongoing winter-driving and snow-removal consideration.
A genuine four-season pattern, with a real summer payoff
The annual temperature range runs roughly 13°F-86°F in typical years, with rare extremes reaching -4°F and 92°F -- summers run genuinely warm and comparatively dry, a real payoff after Rexburg's long winter season.
Distinct from Idaho Falls' and Boise's own climates
This record discloses Rexburg's own real, specific climate figures rather than assuming they match Idaho Falls' nearby but not identical Eastern Idaho climate, or Boise-metro's milder high-desert pattern built elsewhere in this project.
Key takeaways
- Rexburg's January average high runs just 27.5°F -- a real, genuinely cold Upper Snake River Plain winter.
- 61 inches of average annual snowfall, with a snow season running October through April.
- A genuine four-season pattern with a real, comparatively dry, warm summer payoff (temperatures reaching into the 80s°F).
- Rexburg's climate is disclosed on its own real, specific terms rather than assumed to match Idaho Falls' or Boise's own climate patterns.
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