WEATHERblaze

Sacramento, California Weather History

California, United States · 45 yrs data
📍 38.5707°N, 121.4400°W
☀️

Quick Climate Facts

(19812025)
Hottest Month
🔥
July
Avg 81.6°F
Min 53.7°F
Max 109.5°F
Coldest Month
❄️
January
Avg 49.2°F
Min 30.7°F
Max 67.7°F
Wettest Month
🌧️
December
112 mm
Driest Month
🏜️
July
1 mm
Most Humid
💧
March
76%
Least Humid
🌬️
July
40%
Highest Ever
🌡️
118.6°F
September 2022
Lowest Ever
🧊
20.8°F
February 1989

Sacramento Climate Overview

Sacramento has a warm subtropical climate with warm summers and cold winters.

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

Humidity remains moderate throughout the year, especially in spring, creating cold and dry conditions.

Monthly Climate Data
Month🌤️HighLowAvgHumid %Rain (mm)Wind (m/s)Solar (kWh/m²)
January67.7°F30.7°F49.2°F74%1091.82.20
February70.8°F31.6°F51.2°F75%1052.03.28
March74.9°F34.6°F54.7°F76%971.94.64
April☀️84.1°F37.7°F60.9°F70%431.96.14
May☀️93.7°F43.5°F68.6°F61%232.17.34
June🌞104.2°F48.8°F76.5°F48%62.38.09
July🌞109.5°F53.7°F81.6°F40%12.48.13
August🌞108.1°F54.7°F81.4°F40%12.27.26
September🌞104.2°F51.6°F77.9°F42%91.95.90
October☀️94.2°F44.6°F69.4°F48%351.64.27
November🌤️79.4°F35.7°F57.6°F60%731.72.74
December68.1°F31.0°F49.6°F70%1121.91.97

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

🌍 Weather in Sacramento Across Seasons

❄️ Winter in Sacramento

January is Sacramento's coldest month, with average lows reaching 30.7°F.
🌡️December to February (avg) · 31.1°F68.9°F

🧥 Expect frosty nights and below-freezing temperatures during this Cold Winter period.

☀️ Summer in Sacramento

Summer temperatures in Sacramento peak in July, climbing to 109.4°F.
🌡️July to September (avg) · 53.2°F107.2°F

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

🌧️ Rainy Season in Sacramento

Sacramento sees its highest rainfall in December, receiving approximately 112 mm of precipitation.
🌧️December to February (avg) · up to 112 mm

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

📅 Monthly Averages

🌡️ Temperature Patterns

Monthly averages · 19812025 climate normals · °F

🌡️ Sacramento Monthly Temperature Guide

July is the hottest month in Sacramento, with average highs reaching 109.5°F, while January is the coldest with lows dropping to 30.7°F.

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

These seasonal patterns make summer pleasant for travel, while winters can bring frost and occasional snowfall.

🌧️ Rainfall Distribution

Monthly rainfall · 19812025 seasonal trends · mm/month

💨Humidity & Wind Speed

Monthly averages · 19812025

💧 Rainfall & Humidity in Sacramento

Sacramento receives its highest rainfall in December, while humidity peaks in spring.
🌧️ Wettest: December 112 mm☀️ Driest: July 1 mm

💧 Humidity peaks at 76% in March · annual avg 59%

🌍 Climate Summary

Avg Annual Temp:64.9°F
Avg Annual Rainfall:614 mm
Avg Humidity:59%
Data Period:1981 – 2025

📈 Yearly Trends

The warmest year in Sacramento's recorded history was 2020 (avg: 67.8°F), while the coldest was 1982 (avg: 61.5°F).

📊 Key Climate Trends

  • 🌡️ Sacramento's temperature has remained relatively stable over the past decade
  • 📈 Minimum temperatures show a slight warming trend in recent years
  • 🌧️ Rainfall has decreased in recent years compared to earlier periods

🌡️ Annual Temperature Trend

View Range:

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

Sacramento's temperatures has remained relatively stable over the past decade. The highest recorded temperature reached 118.6°F in September 2022, while the lowest dropped to 20.8°F in February 1989.

🌧️ Annual Precipitation

View Range:

Total annual precipitation · Last 10 years · mm/year

Annual rainfall in Sacramento shows noticeable variation. Rainfall has decreased in recent years compared to earlier periods.
📋 Yearly Climate Data Overview

🔥 hottest · ❄️ coldest · 🌧️ wettest

YearMin TempAvg TempMax TempRainfall (mm)Avg HumidityAvg Wind
2025
44.6°F67.3°F89.8°F59163%2.0 m/s
2024
43.2°F66.4°F89.8°F68359%2.0 m/s
2023
41.2°F63.5°F86.0°F68664%2.0 m/s
2022
41.9°F66.0°F90.1°F48855%1.9 m/s
2021 🔥
42.4°F67.6°F92.8°F64756%2.1 m/s
2020
43.0°F67.8°F92.7°F30954%1.8 m/s
2019
41.0°F63.3°F85.6°F84762%2.1 m/s
2018
42.3°F65.3°F88.3°F61257%1.9 m/s
2017
41.7°F64.2°F86.7°F94662%2.0 m/s
2016
41.9°F64.8°F87.4°F77063%2.0 m/s

Showing 1 to 10 of 45 years

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❓ Frequently Asked Questions

What is the hottest month in Sacramento?

Based on 45 years of data (1981–2025), July is typically the hottest month in Sacramento, California, with average high temperatures around 109.5°F.

What is the coldest month in Sacramento?

January is the coldest month in Sacramento, with average low temperatures around 30.7°F.

What is the rainiest month in Sacramento?

December receives the most rainfall with approximately 112 mm, while July is the driest with 1 mm.

What was the highest temperature ever recorded in Sacramento?

The highest recorded temperature was 118.6°F in September 2022. This is part of the historical record spanning 1981–2025.

What was the lowest temperature ever recorded in Sacramento?

The lowest recorded temperature was 20.8°F in February 1989.

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 Sacramento get?

Sacramento receives the most sunlight in July with an average solar radiation of 8.13 kWh/m²/day. This solar radiation data, sourced from NASA POWER, is useful for solar energy planning and agriculture in California.

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