Minnesota Historical Weather Data & Climate

Historical Climate Data for 11 Cities  •  1981–2025

°F / °C

Minnesota Climate Overview

Minnesota has an average annual temperature of 43.7°F (across all 11 cities) with approximately 806 mm of annual precipitation and average humidity of 77%. The warmest city is Mankato with average July highs of 93.2°F, while Anoka is the coldest with average January lows of -24.7°F. This page covers 45 years of NASA POWER climate data (1981–2025) including temperature, rainfall, humidity, wind speed, and solar radiation.

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Quick Climate Facts

(1981 – 2025)
Hottest City
🔥
Mankato
Jul High: 93.2°F
Coldest City
❄️
Anoka
Jan Low: -24.7°F
Wettest City
💧
Rochester
857 mm/yr
Driest City
🏜️
Saint Cloud
735 mm/yr
Hottest Month
🌞
Jul
Avg High: 91.2°F
Coldest Month
🧊
Jan
Avg Low: -21.3°F
Cities With Data
🏙️
11
cities in Minnesota
Data Coverage
📅
45 yrs
1981 – 2025

🏙️ Cities in Minnesota — Weather History

📅 Minnesota Monthly Climate Averages

🌡️ State-Wide Monthly Temperature

Average across all 11 cities · 1981–2025 · °F

🌧️ Monthly Precipitation

State-wide average · mm/month

📖 Minnesota Seasonal Climate Guide

Jul is typically the warmest month across Minnesota with average highs around 91.2°F, while Jan is the coldest with average lows near -21.3°F. Jun is the wettest month with approximately 120 mm of rainfall on average.
MonthMax TempMin TempAvg Temp Rain (mm)HumidityWind (m/s)Solar (kWh/m²)
Jan 37.4°F -21.3°F 8.1°F 22 90% 3.6 1.80
Feb 43.9°F -16.1°F 14°F 22 87% 3.7 2.90
Mar 63.7°F -0.6°F 31.6°F 50 78% 3.6 3.70
Apr 75.2°F 20.1°F 47.7°F 78 72% 3.5 4.70
May 82.4°F 31.6°F 57°F 99 72% 3.0 5.50
Jun 88.2°F 43.5°F 65.8°F 120 73% 2.6 6.10
Jul 91.2°F 50.9°F 71.1°F 102 72% 2.3 6.20
Aug 90.7°F 49.1°F 70°F 105 71% 2.3 5.20
Sep 86.5°F 36.1°F 61.3°F 84 71% 2.6 4.10
Oct 76.5°F 23.7°F 50.2°F 65 74% 2.9 2.70
Nov 58.8°F 6.8°F 32.9°F 42 81% 3.1 1.70
Dec 41°F -13.2°F 14°F 31 89% 3.3 1.30

📈 Minnesota Yearly Climate Trends

🌡️ Annual Temperature Trend

State-wide avg annual high & low · Last 10 years

📈 Minnesota Long-Term Climate Trends (1981–2025)

This chart shows how Minnesota's average temperatures have shifted across 45 years. Use the range buttons to focus on recent decades or view the full historical record. Data is averaged across all 11 cities in the state.

🌧️ Annual Precipitation Trend

State-wide avg annual precipitation · Last 10 years · mm/year

🔗 Explore Cities in Minnesota

Browse detailed weather history, monthly averages, and 45-year climate trends for every city in Minnesota.

Looking for another state? 🇺🇸 Explore All US States & Cities →

❓ Frequently Asked Questions

What is the hottest city in Minnesota?
Mankato is the hottest city in Minnesota with an average July high of 93.2°F based on 45 years of data. View Mankato weather history →
What is the coldest city in Minnesota?
Anoka is the coldest city with average January lows of -24.7°F. View Anoka weather history →
Which city in Minnesota gets the most rain?
Rochester is the wettest city in Minnesota with approximately 857 mm of annual precipitation on average. View Rochester weather history →
What is the warmest month in Minnesota?
Jul is the warmest month across Minnesota, with state-wide average highs of 91.2°F and average lows of 50.9°F.
How many cities in Minnesota have weather data?
TownPillar has historical weather data for 11 cities in Minnesota, covering 45 years of NASA POWER climate records from 1981 to 2025.
Which month has the most sunshine in Minnesota?
Jul is the sunniest month across Minnesota with an average solar radiation of 6.20 kWh/m²/day state-wide. This solar radiation data from NASA POWER is useful for solar energy planning, agriculture, and understanding seasonal sunshine availability.
Where does this climate data come from?
All data is sourced from NASA POWER (Prediction Of Worldwide Energy Resources), based on MERRA-2 satellite reanalysis data. It includes monthly temperature, precipitation, humidity, wind speed, and solar radiation at 0.5° × 0.625° spatial resolution.

📚 Data Source

All weather data is sourced from NASA POWER (Prediction of Worldwide Energy Resources). Data covers 45 years (1981–2025) across 11 cities in Minnesota at monthly temporal resolution.