Historical Weather in Meridian, ID
See 55+ years of weather history for any date in Meridian going back to 1970.
Part of Idaho weather history
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Today in Meridian Weather HistorySee records, averages, and 55+ years of data for today's date
→Monthly Climate Averages
Historical temperature and precipitation averages for Meridian, ID, based on 55+ years of weather data.
Warmest MonthJulyAvg High: 91°F / Low: 58°F
Coldest MonthJanuaryAvg High: 37°F / Low: 22°F
Jan
37°/ 22°
💧 3.3"
❄️ 1.1"
Feb
45°/ 27°
💧 3.0"
❄️ 1.0"
Mar
55°/ 32°
💧 4.1"
❄️ 0.8"
Apr
63°/ 37°
💧 3.8"
❄️ 0.6"
May
72°/ 44°
💧 4.4"
❄️ 0.7"
Jun
82°/ 51°
💧 3.9"
Jul
91°/ 58°
💧 3.3"
Aug
89°/ 56°
💧 3.2"
Sep
79°/ 48°
💧 4.0"
Oct
65°/ 39°
💧 3.7"
❄️ 0.8"
Nov
49°/ 30°
💧 3.5"
❄️ 1.1"
Dec
38°/ 23°
💧 3.4"
❄️ 1.1"
Temperatures in Fahrenheit. Precipitation and snowfall in inches.
Meridian Temperature Records
- Record High: The hottest temperature ever recorded in Meridian, ID is 110°F, set on July 13, 2002.
- Record Low: The coldest temperature ever recorded in Meridian, ID is -25°F, set on December 22, 1990.
- Data Coverage: Based on 57 years of data from NOAA weather station: BOISE AIR TERMINAL.
All-Time Record High
110°F
July 13, 2002
All-Time Record Low
-25°F
December 22, 1990
Monthly Temperature Records in Meridian
| Month | Record High | Record Low |
|---|---|---|
| January | 66°F(2024) | -18°F(1979) |
| February | 71°F(1992) | -16°F(1989) |
| March | 82°F(1978) | 2°F(2022) |
| April | 94°F(1977) | 13°F(2011) |
| May | 100°F(2025) | 18°F(2022) |
| June | 110°F(2015) | 26°F(2002) |
| July | 110°F(2003) | 33°F(2000) |
| August | 110°F(2018) | 33°F(2010) |
| September | 104°F(2022) | 23°F(1970) |
| October | 95°F(1992) | 5°F(2002) |
| November | 78°F(1999) | -10°F(1985) |
| December | 65°F(2012) | -25°F(1990) |
Meridian Snow RecordsSee the top 10 snowiest days ever recorded
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