Meridian, ID Weather & Climate Normals
Meridian's real weather, in one number
Meridian, ID scores 36/100 on this site's reading of NOAA's own 30-year normals: weather-driven. Heat, cold, snow, or rainfall here are heavy enough that they shape daily life for a large part of the year. 3 of the year's 12 months average between 55 and 75°F, the range this site counts as mild.
Meridian's hottest and coldest months
Meridian's hottest month is Jul, averaging 77°F; its coldest is Dec, averaging 32°F, a 45.2°F swing across the year, one of the widest gaps in this dataset.
Meridian's weather across the year
| Month | Avg high | Avg low | Precip | Snow |
|---|---|---|---|---|
| Jan | 39°F | 26°F | 1.41in | 5.3in |
| Feb | 46°F | 29°F | 1in | 3.3in |
| Mar | 56°F | 35°F | 1.33in | 1.2in |
| Apr | 62°F | 40°F | 1.23in | 0.1in |
| May | 72°F | 48°F | 1.45in | 0in |
| Jun | 81°F | 54°F | 0.75in | 0in |
| Jul | 93°F | 62°F | 0.21in | 0in |
| Aug | 91°F | 61°F | 0.17in | 0in |
| Sep | 80°F | 53°F | 0.43in | 0in |
| Oct | 65°F | 42°F | 0.81in | 0.1in |
| Nov | 49°F | 32°F | 1.18in | 2in |
| Dec | 39°F | 25°F | 1.54in | 5.6in |
May, Jun, and Sep are the best time to see Meridian at its mildest; the rest of the year, plan around Jul's heat and Dec's cold.
Rain and snow in Meridian
Meridian averages 11.51in of precipitation a year across roughly 89 days with measurable rain or snow, and 17.6in of snow a year.
Where Meridian ranks
Meridian ranks 4790 of 4876 US cities in this dataset for comfort score, and 35 of 36 within ID. About 139,740 people live there.
If you need tomorrow's forecast, not the 30-year average
Everything above is a 30-year average from Boise Air Terminal, ID US, 8.6 miles from Meridian, not a prediction for any specific day.
More on how this is worked out
What a 30-year climate normal actually is · Why this uses the nearest NOAA station