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Grand Rivers, KY Weather


Grand Rivers, KY climate is hot during summer when temperatures tend to be in the 80's and very cold during winter when temperatures tend to be in the 30's.

The warmest month of the year is July with an average maximum temperature of 93.60 degrees Fahrenheit, while the coldest month of the year is January with an average minimum temperature of 27.40 degrees Fahrenheit.

Temperature variations between night and day tend to be moderate during summer with a difference that can reach 24 degrees Fahrenheit, and fairly limited during winter with an average difference of 19 degrees Fahrenheit.

The annual average precipitation at Grand Rivers is 51.01 Inches. Rainfall in is fairly evenly distributed throughout the year. The wettest month of the year is May with an average rainfall of 4.97 Inches.

Weather Data

Normal Climate

Normal Temperatures

(GILBERTSVILLE KY DAM Weather station, 2.28 miles from Grand Rivers)
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Max °F 44.9 51.1 61.5 72.3 81.2 89.7 93.6 92.2 85.5 74.0 60.1 48.8 71.2
Mean °F 36.2 40.9 50.2 59.8 68.9 77.7 81.9 80.2 73.2 61.8 50.5 40.1 60.1
Min °F 27.4 30.6 38.8 47.3 56.5 65.7 70.1 68.1 60.8 49.6 40.9 31.3 48.9

Normal Precipitation

(GILBERTSVILLE KY DAM Weather station, 2.28 miles from Grand Rivers)
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Inch 3.80 4.38 4.51 4.62 4.97 4.11 4.46 4.31 3.60 2.94 4.80 4.51 51.01