Turlock, California Weather History

California, United States  •  45 yrs data 📍 37.5003°N, 120.8610°W
°F / °C
☀️

Quick Climate Facts

(1981 – 2025)
Hottest Month
🔥
Jul
Avg 83.9°F
Min 56.5°F
Max 111.2°F
Coldest Month
❄️
Dec
Avg 50.2°F
Min 31.2°F
Max 69.3°F
Wettest Month
🌧️
Jan
89 mm
Driest Month
🏜️
Aug
2 mm
Most Humid
💧
Feb
74%
Least Humid
🌬️
Jul
31%
Highest Ever
🌡️
118.9°F
Jul 2006
Lowest Ever
🧊
21°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 Turlock Across Seasons

❄️ Winter in Turlock

December is Turlock's coldest month, with average lows reaching 31.3°F.
🌡️ December to February (avg)  ·  31.8°F70°F

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

☀️ Summer in Turlock

Summer temperatures in Turlock peak in July, climbing to 111.2°F.
🌡️ July to September (avg)  ·  55.4°F108.9°F

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

🌧️ Rainy Season in Turlock

Turlock sees its highest rainfall in January, receiving approximately 89 mm of precipitation.
🌧️ December to February (avg)  ·  up to 89 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

🌡️ Turlock Monthly Temperature Guide

Jul is the hottest month in Turlock, with average highs reaching 111.2°F, while Dec is the coldest with lows dropping to 31.2°F.

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

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

🌧️ Rainfall Distribution

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

💨 Humidity & Wind Speed

Monthly averages · 1981–2025

💧 Rainfall & Humidity in Turlock

Turlock receives its highest rainfall in Jan, while humidity peaks during winter months.
🌧️ Wettest: Jan — 89 mm ☀️ Driest: Aug — 2 mm

💧 Humidity peaks at 74% in Feb · annual avg 54%

🌍 Climate Summary

Avg Annual Temp:66.4°F
Avg Annual Rainfall:477 mm
Avg Humidity:54%
Data Period:1981 – 2025

Turlock Climate Overview

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

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

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

📈 Yearly Trends

The warmest year in Turlock's recorded history was 2014 (avg: 69.6°F), while the coldest year was 1982 (avg: 62.4°F), based on annual average temperatures.

📊 Key Climate Trends

🌡️ Annual Temperature Trend

View Range:

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

Turlock's temperatures has remained relatively stable over the past decade. The highest recorded temperature reached 118.9°F in Jul 2006, while the lowest dropped to 21°F in Dec 1990.

🌧️ Annual Precipitation

View Range:

Total annual precipitation · Last 10 years · mm/year

Annual rainfall in Turlock 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 Turlock?
Based on 45 years of data (1981–2025), Jul is typically the hottest month in Turlock, California, with average high temperatures around 111.2°F.
What is the coldest month in Turlock?
Dec is the coldest month in Turlock, with average low temperatures around 31.2°F.
What is the rainiest month in Turlock?
Jan receives the most rainfall with approximately 89 mm, while Aug is the driest with 2 mm.
What was the highest temperature ever recorded in Turlock?
The highest recorded temperature was 118.9°F in Jul 2006. This is part of the historical record spanning 1981–2025.
What was the lowest temperature ever recorded in Turlock?
The lowest recorded temperature was 21°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 Turlock get?
Turlock receives the most sunlight in Jun with an average solar radiation of 8.23 kWh/m²/day. This solar radiation data, sourced from NASA POWER, is useful for solar energy planning, agriculture, and understanding seasonal sunshine availability in 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: 1981–2025
  • Years: 45