Utah Historical Weather Data & Climate

Historical Climate Data for 20 Cities  •  1981–2025

°F / °C

Utah Climate Overview

Utah has an average annual temperature of 48.9°F (across all 20 cities) with approximately 515 mm of annual precipitation and average humidity of 56%. The warmest city is Saint George with average July highs of 107.6°F, while Logan is the coldest with average January lows of -5.8°F. This page covers 45 years of NASA POWER climate data (1981–2025) including temperature, rainfall, humidity, wind speed, and solar radiation.

☀️

Quick Climate Facts

(1981 – 2025)
Hottest City
🔥
Saint George
Jul High: 107.6°F
Coldest City
❄️
Logan
Jan Low: -5.8°F
Wettest City
💧
Clearfield
548 mm/yr
Driest City
🏜️
Saint George
259 mm/yr
Hottest Month
🌞
Jul
Avg High: 95.9°F
Coldest Month
🧊
Jan
Avg Low: 0.9°F
Cities With Data
🏙️
20
cities in Utah
Data Coverage
📅
45 yrs
1981 – 2025

🏙️ Cities in Utah — Weather History

📅 Utah Monthly Climate Averages

🌡️ State-Wide Monthly Temperature

Average across all 20 cities · 1981–2025 · °F

🌧️ Monthly Precipitation

State-wide average · mm/month

📖 Utah Seasonal Climate Guide

Jul is typically the warmest month across Utah with average highs around 95.9°F, while Jan is the coldest with average lows near 0.9°F. Mar is the wettest month with approximately 56 mm of rainfall on average.
MonthMax TempMin TempAvg Temp Rain (mm)HumidityWind (m/s)Solar (kWh/m²)
Jan 44.8°F 0.9°F 22.8°F 53 79% 1.6 2.30
Feb 51.8°F 5.9°F 28.9°F 48 73% 1.9 3.20
Mar 63.1°F 16.9°F 40.1°F 56 64% 2.1 4.60
Apr 73°F 23.4°F 48.2°F 51 57% 2.1 5.80
May 81.9°F 30.6°F 56.3°F 50 51% 2.0 6.70
Jun 91.2°F 40.1°F 65.7°F 27 41% 2.0 7.70
Jul 95.9°F 53.2°F 74.7°F 22 37% 1.8 7.50
Aug 94.1°F 52°F 73°F 31 38% 1.8 6.60
Sep 88.5°F 38.3°F 63.5°F 36 41% 1.8 5.40
Oct 76.3°F 25.5°F 50.9°F 47 51% 1.7 3.90
Nov 62.6°F 13.1°F 37.9°F 45 64% 1.7 2.50
Dec 48°F 1.9°F 25°F 53 76% 1.6 1.90

📈 Utah Yearly Climate Trends

🌡️ Annual Temperature Trend

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

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

This chart shows how Utah'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 20 cities in the state.

🌧️ Annual Precipitation Trend

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

🔗 Explore Cities in Utah

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

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

❓ Frequently Asked Questions

What is the hottest city in Utah?
Saint George is the hottest city in Utah with an average July high of 107.6°F based on 45 years of data. View Saint George weather history →
What is the coldest city in Utah?
Logan is the coldest city with average January lows of -5.8°F. View Logan weather history →
Which city in Utah gets the most rain?
Clearfield is the wettest city in Utah with approximately 548 mm of annual precipitation on average. View Clearfield weather history →
What is the warmest month in Utah?
Jul is the warmest month across Utah, with state-wide average highs of 95.9°F and average lows of 53.2°F.
How many cities in Utah have weather data?
TownPillar has historical weather data for 20 cities in Utah, covering 45 years of NASA POWER climate records from 1981 to 2025.
Which month has the most sunshine in Utah?
Jun is the sunniest month across Utah with an average solar radiation of 7.70 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 20 cities in Utah at monthly temporal resolution.