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Average yearly precipitation for Illinois varies from 48 inches or 1,220 mm at the southern tip to 35 inches or 890 mm in the northern portion of the state. Normal annual snowfall exceeds 38 inches or 0.97 m in Chicago , while the southern portion of the state normally receives less than 14 inches or 0.36 m. [ 1 ]
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For example, the average first frost date in Worcester is Oct. 14. This article originally appeared on Telegram & Gazette: Old Farmer's Almanac winter 2024 predictions for Massachusetts Show comments
Winter temperatures are generally cold. However, like much of the northern USA, can vary tremendously within the span of one week. The daily average high temperature in January at O'Hare is 31.0 °F (−0.6 °C) with the average daily low of 16.5 °F (−8.6 °C) and the daily mean of 23.6 °F (−4.7 °C).
Those gardening in horticultural zones higher than 9 can ignore this advice, as the southernmost parts of the continental U.S., as well as Puerto Rico and Hawaii, are considered frost-free (there ...
The maximum frost depth observed in the contiguous United States ranges from 0 to 8 feet (2.4 m). [1] Below that depth, the temperature varies, but is always above 0 °C (32 °F). Alternatively, in Arctic and Antarctic locations the freezing depth is so deep that it becomes year-round permafrost , and the term " thaw depth " is used instead.
The first day of astronomical winter is Saturday, Dec. 21, marked by the winter solstice, according to The Old Farmer’s Almanac. The solstice is expected at 4:21 a.m. ET in the Northern ...
That was the latest date of ice on the Great Lakes ever. [102] The average temperature for the contiguous U.S. during the winter season was 31.3 °F (−0.4 °C), one degree below the 20th-century average, and the number of daily record-low temperatures outnumbered the number of record-high temperatures nationally in early 2014. [100]