Freeport (IL) Temperatures: Monthly Averages and Year-Round Insights
On this page, we’ll explore Freeport’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, Freeport enjoys distinct seasons year-round. On average, maximum daytime temperatures range from a warm 28°C in July to a very cold -2°C in January. Nighttime temperatures can drop, with averages reaching -12°C in January.
The chart below illustrates the average maximum day and minimum night temperatures in Freeport 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 301 hours of sunshine.
The chart below shows the average temperature throughout the year:
January, the city’s coldest month, receives about 31 mm of rainfall spread over roughly 9 days. For more information, please visit our Freeport 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.
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warm
pleasant
moderate
cold
very cold
Freeport Temperatures Compared World Wide
Freeport’s average annual maximum temperature is 14°C. Let’s compare this with some popular tourist destinations:
The city of Rome, Italy, has an average annual temperature of 20°C, known for its sunny summers and comfortable winters.
Glasgow, Scotland, the average annual temperature is significantly lower at 13°C, with mild summers and cold winters.
In Seoul, South Korea, the average annual temperature is 18°C, featuring distinct seasons.
Adelaide, Australia, enjoys warm summers and mild winters, with an average annual temperature of 21°C.
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 Freeport’s weather, including monthly rainfall, sunshine hours, and humidity levels, visit our Freeport climate page.
Current temperature in Freeport (IL)
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