Coeur D Alene, Idaho Weather History

Idaho, United States  •  45 yrs data 📍 47.6811°N, 116.7727°W
°F / °C
☀️

Quick Climate Facts

(1981 – 2025)
Hottest Month
🔥
Aug
Avg 70.3°F
Min 45.3°F
Max 95.2°F
Coldest Month
❄️
Jan
Avg 19.1°F
Min -2°F
Max 40.2°F
Wettest Month
🌧️
Nov
107 mm
Driest Month
🏜️
Aug
22 mm
Most Humid
💧
Jan
95%
Least Humid
🌬️
Aug
50%
Highest Ever
🌡️
107.3°F
Jun 2021
Lowest Ever
🧊
-34.4°F
Dec 1990
Monthly Climate Data
Month 🌤️ High Low Avg Humid % Rain (mm) Wind (m/s) Solar (kWh/m²)

Showing average climate conditions across 45 years (1981–2025)

🌍 Weather in Coeur D Alene Across Seasons

❄️ Winter in Coeur D Alene

January is Coeur D Alene's coldest month, with average lows reaching -2°F.
🌡️ December to February (avg)  ·  0.5°F42.6°F

🧥 Pack heavy layers and prepare for snow — this is a Severe Winter destination.

☀️ Summer in Coeur D Alene

Summer temperatures in Coeur D Alene peak in August, climbing to 95.2°F.
🌡️ June to August (avg)  ·  42.8°F91.9°F

🌤️ Limit midday outdoor exposure and stay hydrated — this is an intense Hot Summer.

🌧️ Rainy Season in Coeur D Alene

Coeur D Alene sees its highest rainfall in November, receiving approximately 107 mm of precipitation.
🌧️ November to January (avg)  ·  up to 107 mm

☔ Moderate Rainfall expected — carry rain gear and plan outdoor activities around these months.

📅 Monthly Averages

🌡️ Temperature Patterns

Monthly averages · 1981–2025 climate normals · °F

🌡️ Coeur D Alene Monthly Temperature Guide

Aug is the hottest month in Coeur D Alene, with average highs reaching 95.2°F, while Jan is the coldest with lows dropping to -2°F.

Temperatures rise steadily from spring, peak in Aug, and gradually decline through fall into winter.

These seasonal patterns make summer ideal for outdoor activities, while winters bring freezing conditions and heavy snowfall.

🌧️ Rainfall Distribution

Monthly rainfall · 1981–2025 seasonal trends · mm/month

💨 Humidity & Wind Speed

Monthly averages · 1981–2025

💧 Rainfall & Humidity in Coeur D Alene

Coeur D Alene receives its highest rainfall in Nov, while humidity peaks during winter months.
🌧️ Wettest: Nov — 107 mm ☀️ Driest: Aug — 22 mm

💧 Humidity peaks at 95% in Jan · annual avg 74%

🌍 Climate Summary

Avg Annual Temp:46°F
Avg Annual Rainfall:767 mm
Avg Humidity:74%
Data Period:1981 – 2025

Coeur D Alene Climate Overview

Coeur D Alene has a temperate climate with warm summers and freezing winters.

Temperatures peak in Aug and drop to their lowest in Jan, while rainfall is highest during autumn months.

Humidity remains moderate throughout the year, especially during winter months, creating cold and damp conditions.

📈 Yearly Trends

The warmest year in Coeur D Alene's recorded history was 2015 (avg: 50.5°F), while the coldest year was 1985 (avg: 39°F), based on annual average temperatures.

📊 Key Climate Trends

🌡️ Annual Temperature Trend

View Range:

Average annual high/low · Last 10 years · °F

Coeur D Alene's temperatures shows a slight warming trend over the past decade. The highest recorded temperature reached 107.3°F in Jun 2021, while the lowest dropped to -34.4°F in Dec 1990.

🌧️ Annual Precipitation

View Range:

Total annual precipitation · Last 10 years · mm/year

Annual rainfall in Coeur D Alene shows noticeable variation. Rainfall varies year-to-year without a clear long-term trend.
📋 Yearly Climate Data Overview

🔥 hottest  ·  ❄️ coldest  ·  🌧️ wettest

Year Min Temp Avg Temp Max Temp Rainfall (mm) Avg Humidity Avg Wind

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❓ Frequently Asked Questions

What is the hottest month in Coeur D Alene?
Based on 45 years of data (1981–2025), Aug is typically the hottest month in Coeur D Alene, Idaho, with average high temperatures around 95.2°F.
What is the coldest month in Coeur D Alene?
Jan is the coldest month in Coeur D Alene, with average low temperatures around -2°F.
What is the rainiest month in Coeur D Alene?
Nov receives the most rainfall with approximately 107 mm, while Aug is the driest with 22 mm.
What was the highest temperature ever recorded in Coeur D Alene?
The highest recorded temperature was 107.3°F in Jun 2021. This is part of the historical record spanning 1981–2025.
What was the lowest temperature ever recorded in Coeur D Alene?
The lowest recorded temperature was -34.4°F in Dec 1990.
How many years of data does this page cover?
This page covers 45 years of climate data from 1981 to 2025. As new data is added to the database the page automatically reflects the updated coverage.
How much sunlight does Coeur D Alene get?
Coeur D Alene receives the most sunlight in Jul with an average solar radiation of 7.23 kWh/m²/day. This solar radiation data, sourced from NASA POWER, is useful for solar energy planning, agriculture, and understanding seasonal sunshine availability in Idaho.
Where does this weather data come from?
All climate data is sourced from NASA POWER (Prediction Of Worldwide Energy Resources), based on MERRA-2 satellite and model data. It provides monthly averages for temperature, precipitation, humidity, wind speed, and solar radiation.

📚 Data Source

All weather data is sourced from NASA POWER (Prediction of Worldwide Energy Resources), a NASA project providing solar and meteorological data for renewable energy, building efficiency, and agricultural research.

Parameters included:
  • Temperature (Min, Max)
  • Precipitation
  • Relative Humidity
  • Wind Speed
  • Solar Radiation
Data specifications:
  • Resolution: Monthly
  • Spatial: 0.5° × 0.625°
  • Source: MERRA-2
  • Coverage: 1981–2025
  • Years: 45