64 Lake Maxinkuckee, Physical and Biological Survey 



other words in January, 1901, the temperature was at or below 

 freezing at 6 a. m. on 24 days, at noon on 17 days, and at 6 p. m. 

 on 20 days. 



In 1902, freezing temperatures were recorded at 6 a. m. on the 

 1st, 3d to 6th, both inclusive; 8th to 17th, both inclusive; 19th 

 to 25th, both inclusive, and 27th to 31st, both inclusive; at noon 

 on the 3d, 4th, 5th, 11th, 12th, 13th, 16th, 18th, 19th, 23d, 24th, 

 25th, and 27th to 31st, both inclusive ; at 6 p. m. on the 1st to 5th, 

 both inclusive; 10th to 16th, both inclusive, and 18th to 31st, both 

 inclusive. The temperature was at or below freezing at 6 a. m. 

 on 27 days, at noon on 17 days, and at 6 p. m. on 25 days. 



In 1903, freezing temperatures were recorded at 6 a. m. on the 

 1st, 2d, 4th to 26th, 30th and 31st, at noon on the 4th to 14th, 

 17th, 18th, 19th, 21st to 25th, both inclusive, and 30th, at 6 p. m. on 

 the 1st, 3d to 15th, 17th, 18th, 19th, 22d, 23d, 24th, 25th, 29th 

 and 30th. The temperature was therefore at or below freezing on 

 27 days at 6 a. m., on 20 days at noon, and on 23 days at 6 p. m. 



In 1905, we have records for only the first 4 days of January. 

 On the 2d, the temperature was below freezing at noon and at 6 

 p. m,, while on the 3d and 4th it was below freezing all day. 



In 1914, at 6 a. m. on the 1st to 8th, both inclusive, 10th to 

 14th, both inclusive; 17th, 18th, 19th, 21st, 22d, 23d, 25th, 26th, 

 30th and 31st; at noon on the 1st, 4th, 6th, 10th to 13th, both in- 

 clusive; 18th, 21st to 25th, both inclusive, 30th and 31st; at 6 

 p.m. on 4th to 7th, both inclusive, 10th, 11th, 12th, 13th, 18th, 23d, 

 25th, 26th, 29th, 30th and 31st; or at or below freezing at 6 a.m. 

 on 22 days, at noon on 15 days, and at 6 p. m. on 17 days. 



The greatest daily range in January was as follows : 



January 24, 1900, from 33° to 56.5°, or 23.5°. 

 January 2, 1901, from 1.5° to 24°, or 22.5°. 

 January 28, 1902, from -12° to 10°, or 22°. 

 January 1, 1903, from 16° to 40°, or 24°. 

 January 29, 1914, from 32° to 56°, or 24°. 



The average temperature for the month was as follows: In 

 1900, 24.2° at 6 a.m., 33° at noon, and 29° at 6 p.m., or 

 28.7° for the day; in 1901, 23.8° at 6 a.m., 31.3° at noon, 29.2° 

 at 6 p. m., or 28.1° for the day; in 1902, 19.3° at 6 a. m., 29.9° at 

 noon, 24.7° at 6 p.m., or 24.6° for the day; in 1903, 22.1° at 6 

 a.m., 31° at noon, 27.1° at 6 p.m., or 26.7° for the day; in 1914, 

 29.2° at 6 a.m., 34.4° at noon, 32.8° at 6 p.m., or 32.1° for the 

 day. 



Sky: — The records show that clear and cloudy periods in Janu- 

 ary, 1901, were about equally divided, with the clear periods some- 



