Fairfield (CA) Temperatures: Monthly Averages and Year-Round Insights
On this page, we’ll explore Fairfield’s temperature statistics in detail, including day and night variations and monthly averages. We’ll also compare the annual temperature to other cities in the United States of America.
Monthly Temperature Averages
With significant temperature fluctuations, Fairfield enjoys distinct seasons year-round. Average maximum daytime temperatures reach a very warm 31°C in July. In January, the coolest month of the year, temperatures drop to a moderate 14°C. At night, minimum temperatures can drop even lower, averaging around 3°C.
The chart below illustrates the average maximum day and minimum night temperatures in Fairfield by month:
The minimum temperature is often recorded between 4 AM and 6 AM, while the highest temperature is usually reached at 3 PM. During this time the sun's heating effect is the strongest. July, the city’s warmest month receives 440 hours of sunshine.
The chart below shows the average temperature throughout the year:
January, the city’s coldest month, receives about 69 mm of rainfall spread over roughly 9 days. For more information, please visit our Fairfield Precipitation page.
Annual Temperatures in the United States of America Compared
The map below shows the annual temperature across the United States of America. You can also select the different months in case you are interested in a specific month.
very warm
warm
pleasant
moderate
cold
very cold
Fairfield Temperatures Compared World Wide
Fairfield’s average annual maximum temperature is 23°C. Let’s compare this with some popular tourist destinations:
Seville, Spain, stands out with its warm Mediterranean climate and an average annual temperature of 23°C.
In contrast, in Zermatt, Switzerland, the average annual temperature is significantly lower at 4°C, with mild summers and very cold winters.
Chicago, USA, has a significant seasonal range, with an average annual temperature of 15°C.
Perth, Australia, experiences a Mediterranean climate, with a pleasant average temperature of 25°C.
How does the temperature feel?
Humidity is an essential factor in how you experience temperature. When a warm period is accompanied by high humidity, it results in a higher perceived temperature. This is especially true when temperatures exceed 25°C, as it can cause greater discomfort.
In Fairfield, during the coolest month, January, you will experience 83% humidity, which is considered very high. This is accompanied by an average maximum temperature of 14°C. In the warmest month, July, the humidity is 53% combined with an average maximum temperature of 31°C, which creates a moderate-feel temperature. Explore our detailed page on humidity levels for further details.
How are these Temperatures Measured?
Generally, temperature data depicting climate is usually given over a 30-year average in order to reduce short-term fluctuations and reveal better long-term trends in climate conditions.
This temperature data is taken from land-based thermometers, ocean buoys, ships, and satellites. These measurements are transmitted to weather stations and climate centers around the globe where they are processed, averaged, and analyzed in order to monitor the trends and create climate models.
Effects of Temperature on Weather and Climate
Temperature variations influence precipitation patterns in Amsterdam:
Rainfall: Warm air holds more moisture, leading to heavier rain during warmer months. However, precipitation is generally moderate year-round.
Snow: Occasional snowfall occurs in winter, though it rarely lasts very long.
For more detailed information about Fairfield’s weather, including monthly rainfall, sunshine hours, and humidity levels, visit our Fairfield climate page.
Current temperature in Fairfield (CA)
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