WEATHERblaze

Pocatello, Idaho Weather History

Idaho, United States · 45 yrs data
📍 42.8775°N, 112.4190°W
☀️

Quick Climate Facts

(19812025)
Hottest Month
🔥
July
Avg 72.7°F
Min 48.0°F
Max 97.4°F
Coldest Month
❄️
January
Avg 17.9°F
Min -4.5°F
Max 40.4°F
Wettest Month
🌧️
May
47 mm
Driest Month
🏜️
July
18 mm
Most Humid
💧
January
87%
Least Humid
🌬️
August
37%
Highest Ever
🌡️
103.9°F
July 2002
Lowest Ever
🧊
-26.4°F
January 1984

Pocatello Climate Overview

Pocatello has a temperate climate with warm summers and freezing winters.

Temperatures peak in July and drop to their lowest in January, while rainfall is highest during spring and early summer months.

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

Monthly Climate Data
Month🌤️HighLowAvgHumid %Rain (mm)Wind (m/s)Solar (kWh/m²)
January❄️40.4°F-4.5°F17.9°F87%382.51.89
February❄️49.6°F0.4°F25.0°F79%352.82.84
March🌨️63.0°F14.0°F38.5°F67%413.04.12
April🌨️73.6°F21.6°F47.6°F59%382.95.32
May🌤️83.1°F27.0°F55.1°F54%472.66.40
June☀️92.1°F36.3°F64.2°F46%282.57.44
July🌞97.4°F48.0°F72.7°F37%182.37.42
August☀️95.9°F46.6°F71.3°F37%222.26.46
September☀️89.2°F33.8°F61.5°F42%292.25.17
October🌨️76.1°F21.9°F49.0°F54%322.43.55
November🌨️59.8°F10.5°F35.2°F70%362.52.10
December❄️43.6°F-2.7°F20.5°F83%432.61.51

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

🌍 Weather in Pocatello Across Seasons

❄️ Winter in Pocatello

January is Pocatello's coldest month, with average lows reaching -4.5°F.
🌡️December to February (avg) · -2.2°F44.6°F

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

☀️ Summer in Pocatello

Summer temperatures in Pocatello peak in July, climbing to 97.3°F.
🌡️June to August (avg) · 43.7°F95.2°F

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

🌧️ Rainiest Period in Pocatello

Pocatello sees its highest rainfall in May, receiving approximately 47 mm of precipitation.
🌧️December to May (avg) · up to 47 mm

☔ Rainfall is spread across the year with no sharply defined wet season.

📅 Monthly Averages

🌡️ Temperature Patterns

Monthly averages · 19812025 climate normals · °F

🌡️ Pocatello Monthly Temperature Guide

July is the hottest month in Pocatello, with average highs reaching 97.4°F, while January is the coldest with lows dropping to -4.5°F.

Temperatures rise steadily from spring, peak in July, and gradually decline through autumn into winter.

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

🌧️ Rainfall Distribution

Monthly rainfall · 19812025 seasonal trends · mm/month

💨Humidity & Wind Speed

Monthly averages · 19812025

💧 Rainfall & Humidity in Pocatello

Pocatello receives its highest rainfall in May, while humidity peaks during winter months.
🌧️ Wettest: May 47 mm☀️ Driest: July 18 mm

💧 Humidity peaks at 87% in January · annual avg 59%

🌍 Climate Summary

Avg Annual Temp:46.6°F
Avg Annual Rainfall:408 mm
Avg Humidity:59%
Data Period:1981 – 2025

📈 Yearly Trends

The warmest year in Pocatello's recorded history was 2003 (avg: 50.5°F), while the coldest was 1985 (avg: 40.8°F).

📊 Key Climate Trends

  • 🌡️ Pocatello's temperature has remained relatively stable over the past decade
  • 📊 Minimum temperatures have remained largely stable across the dataset
  • 🌧️ Rainfall varies year-to-year without a clear long-term trend

🌡️ Annual Temperature Trend

View Range:

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

Pocatello's temperatures has remained relatively stable over the past decade. The highest recorded temperature reached 103.9°F in July 2002, while the lowest dropped to -26.4°F in January 1984.

🌧️ Annual Precipitation

View Range:

Total annual precipitation · Last 10 years · mm/year

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

🔥 hottest · ❄️ coldest · 🌧️ wettest

YearMin TempAvg TempMax TempRainfall (mm)Avg HumidityAvg Wind
2025
25.7°F50.4°F74.8°F43357%2.5 m/s
2024
21.9°F47.5°F73.2°F49161%2.5 m/s
2023 🌧️
19.6°F44.1°F68.5°F59368%2.3 m/s
2022
17.8°F45.3°F72.9°F42360%2.5 m/s
2021
24.3°F49.5°F74.8°F44056%2.6 m/s
2020
21.6°F48.0°F74.5°F42358%2.7 m/s
2019
18.3°F44.2°F70.0°F47163%2.6 m/s
2018
22.1°F47.1°F72.3°F40260%2.6 m/s
2017
21.7°F46.0°F70.3°F57465%2.5 m/s
2016
21.7°F46.6°F71.6°F56662%2.6 m/s

Showing 1 to 10 of 45 years

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❓ Frequently Asked Questions

What is the hottest month in Pocatello?

Based on 45 years of data (1981–2025), July is typically the hottest month in Pocatello, Idaho, with average high temperatures around 97.4°F.

What is the coldest month in Pocatello?

January is the coldest month in Pocatello, with average low temperatures around -4.5°F.

What is the rainiest month in Pocatello?

May receives the most rainfall with approximately 47 mm, while July is the driest with 18 mm.

What was the highest temperature ever recorded in Pocatello?

The highest recorded temperature was 103.9°F in July 2002. This is part of the historical record spanning 1981–2025.

What was the lowest temperature ever recorded in Pocatello?

The lowest recorded temperature was -26.4°F in January 1984.

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 Pocatello get?

Pocatello receives the most sunlight in June with an average solar radiation of 7.44 kWh/m²/day. This solar radiation data, sourced from NASA POWER, is useful for solar energy planning and agriculture 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: 19812025
  • Years: 45