The climate of Allendale

The current climate in Allendale features temperatures ranging from a high of 31°C to a low of 5°C throughout the year. The average yearly temperature is around 20°C. At night, temperatures in the colder months average around -3°C and in the warmer months around 20°C.

Average temperatures and precipitation

This chart shows the average monthly maximum and minimum temperatures (in degrees Celsius) and average monthly rainfall (in millimeters) for Allendale, Illinois.

Temperature records

The highest temperature recorded in Allendale in recent years was 38°C in September 2022. The lowest daytime temperature recorded was -16°C in December 2022.

Precipitation and snowfall

On average, Allendale gets 764 mm of precipitation each year. Of this, about 24 cm is snowfall. For comparison, New York gets 1142 mm of precipitation each year.

Best time to visit Allendale?

The best time to visit Allendale for sunny weather is April through October. During this period, you'll have nice temperatures and not too much rain, making it a great time to visit Allendale. 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.

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Climate Table of Allendale

The climate table of Allendale 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
Temp. max (°C) 5 7 13 20 25 30 31 30 29 21 13 9
Temp. min (°C) -3 -2 2 8 14 19 20 19 15 9 2 0
Precipitation
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Precipitation (mm) 38 44 73 67 72 95 104 55 33 68 60 55
Snow (cm) 8,0 7,3 1,6 0 0 0 0 0 0 0 4,5 2,5
UV Index 2 3 3 7 6 9 5 5 7 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.

Temperature charts

These charts display the average temperatures in Allendale, Illinois. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.

Average Temperature per Month in Allendale

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Yearly Temperature in Allendale

Precipitation charts

These charts show the average amount of precipitation in Allendale, Illinois. Precipitation is always measured as water, even when it falls as snow or hail. The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.

Average Precipitation per Month in Allendale

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Total Yearly Precipitation in Allendale

Average Snowfall per Month in Allendale

Total Yearly Snowfall in Allendale

UV index chart

This chart shows the average UV index per month in Allendale, Illinois. The UV index indicates the intensity of ultraviolet radiation and ranges from 0 to a maximum of 11.

Average UV Index per Month in Allendale

Weather experiences in Allendale

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Average weather in Allendale by month

Click on a month below to see detailed weather info for Allendale. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.