What’s the climate like in St. Augustine?
The current climate in St. Augustine features temperatures ranging from a high of 29°C to a low of 0°C throughout the year. The average yearly temperature is around 17°C. At night, temperatures in the colder months average around -8°C and in the warmer months around 18°C.
The highest temperature recorded in St. Augustine in recent years was 38°C in August 2023. The lowest daytime temperature recorded was -22°C in January 2019.
On average, St. Augustine gets 995 mm of precipitation each year. Of this, about 63 cm is snowfall. For comparison, New York gets 1142 mm of precipitation each year.
Best time to visit St. Augustine?
The best time to visit St. Augustine for sunny weather is June through August and October. During this period, you'll have nice temperatures and not too much rain, making it a great time to visit St. Augustine. In the other months of the year, there's too much rain or the temperature isn't ideal for a visit if you want sunny and pleasant weather.
Climate Table of St. Augustine
The climate table of St. Augustine shows the average temperatures, rainfall, snow, and UV index per month. The table provides an overview of the average day and night temperatures in degrees Celsius, the total amount of rainfall in millimeters, the total snowfall in centimeters, and the UV index for each month. Rainfall is always measured as water, even if it's snow or hail.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
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| Temp. max (°C) | 0 | 3 | 10 | 17 | 23 | 29 | 29 | 28 | 26 | 18 | 10 | 5 |
| Temp. min (°C) | -8 | -7 | 0 | 5 | 12 | 18 | 19 | 18 | 14 | 8 | 0 | -3 |
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| Precipitation (mm) | 29 | 64 | 58 | 72 | 121 | 114 | 95 | 83 | 135 | 119 | 66 | 39 |
| Snow (cm) | 21 | 22 | 6,0 | 2,5 | 0 | 0 | 0 | 0 | 0 | 1,0 | 4,3 | 6,1 |
| UV Index | 2 | 2 | 2 | 3 | 4 | 5 | 5 | 3 | 5 | 3 | 3 | 2 |
Click on the month name to see more weather details, like daily averages, temperatures, and precipitation for the past years in that month.
- Average yearly temperature: 17°C
- Highest temperature: 29°C in June and July
- Lowest temperature: 0°C in January
- Precipitation*: 995 mm per year, averaging 83 mm per month
- Snowfall: 63 cm per year
- Driest months: 29 mm in January, 39 mm in December and 58 mm in March
- Wettest months: 135 mm in September, 121 mm in May and 119 mm in October
*Precipitation is measured as a combination of rain, snow, and hail
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Table of Contents
Average Temperature per Month in St. Augustine
This graph shows the average maximum temperatures per month in St. Augustine, Illinois. The temperatures are shown in degrees Celsius and the average is calculated based on the recorded temperatures per month from past years.
Average Precipitation per Month in St. Augustine
This graph shows how much rainfall St. Augustine, Illinois, gets on average per month. Rainfall is always measured as water, even if it's snow or hail. This makes it easy to compare how much has fallen, regardless of the form of precipitation. The amount of rainfall is measured in millimeters, and the average is calculated based on the recorded rainfall per month from past years.
Average Snowfall per Month in St. Augustine
This graph shows how much snow St. Augustine, Illinois, gets on average per month. The amount of snowfall is measured in centimeters and the average is calculated based on the recorded snowfall per month from past years.
Average UV Index per Month in St. Augustine
This graph shows the average UV index per month in St. Augustine, Illinois. The UV index indicates the intensity of ultraviolet radiation and ranges from 0 to a maximum of 11.
Yearly Temperature in St. Augustine
This graph shows the average yearly temperature in St. Augustine, Illinois. The yearly temperature, expressed in degrees Celsius, is the average of all twelve monthly temperatures summed up for that year.
Total Yearly Precipitation in St. Augustine
This chart shows the total yearly precipitation in St. Augustine, Illinois, over the past few years. The total yearly precipitation, measured in millimeters, is the sum of all the rain that fell in the twelve months of that year.
Total Yearly Snowfall in St. Augustine
This chart shows the total yearly snowfall in St. Augustine, Illinois, over the past few years. The total yearly snowfall, measured in centimeters, is the sum of all the snow that fell in the twelve months of that year.
Weather experiences in St. Augustine
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Average Weather in St. Augustine by Month
Click on a month below to see detailed weather info for St. Augustine. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
