Dorjiling.—Humidity 0.700 Calcutta 0.562
,, Vapour in cubic foot
of atmosphere 2.63 gr. ,, 4.86 gr.

JANUARY, 1850
DORJILING
No. of
Obs. Place Elev. Hour Tp. D.P. Diff. Tens.
——————————————————————————————————-
3 Jillapahar, 7430 ft. Sunrise 32.8 30.1 2.7 .186
6 Mr. Hodgson's … 9.50 a.m. 39.5 34.7 4.8 .219
3 … … Noon 42.4 38.0 4.4 .246
5 … … 2.40 p.m. 41.9 37.8 4.1 .244
5 … … 4 p.m. 41.1 38.5 2.6 .250
5 … … Sunset 38.7 35.6 3.1 .226
13 … … Miscel. 41.9 39.9 2.0 .263
4 Saddle of road 7412 ft. Do. 41.1 36.4 4.7 .233
at Sinchul.
1 Pacheem. 7258 ft. Do. 39.8 38.7 1.1 .252
——————————————————————————————————-
45 … … Mean 39.9 36.6 3.3 .235
——————————————————————————————————-

CALCUTTA
No. of
Obs. Place Elev. Hour Tp. D.P. Diff. Tens.
——————————————————————————————————-
3 Jillapahar, 7430 ft. Sunrise 51.5 48.5 3.0 .354
6 Mr. Hodgson's … 9.50 a.m. 66.9 55.1 11.8 .444
3 … … Noon 74.1 51.7 22.4 .395
5 … … 2.40 p.m. 78.3 51.4 26.9 .391
5 … … 4 p.m. 77.4 59.5 17.9 .514
5 … … Sunset 72.4 54.7 17.7 .438
13 … … Miscel. 77.9 60.1 17.8 .525
4 Saddle of road 7412 ft. Do. 67.7 57.2 10.5 .476
at Sinchul.
1 Pacheem. 7258 ft. Do. 71.6 50.5 21.2 .379
——————————————————————————————————-
45 … … Mean 70.9 54.3 16.6 .435
——————————————————————————————————-

Dorjiling.—Humidity 0.890 Calcutta 0.580
,, Weight of vapour 2.75 gr. ,, 4.86 gr.

FEBRUARY DORJILING No. of Obs. Place Elev. Hour Tp. D.P. Diff. Tens. ——————————————————————————————————- 3 Jillapahar, 7430 ft. Sunrise 36.9 34.7 2.2 .219 18 1850 … 9.50 a.m. 42.9 38.6 4.3 .251 12 … … Noon 44.8 41.3 3.5 .276 12 … … 2.40 p.m. 44.8 37.4 7.4 .241 17 … … 4 p.m. 44.0 35.6 8.4 .226 19 … … Sunset 42.4 35.8 6.6 .228 13 The Dale* 6956 ft. Miscel. 40.8 35.1 5.7 .222 ——————————————————————————————————- 97 … … Mean 42.4 36.9 5.4 .238 ——————————————————————————————————-

CALCUTTA No. of Obs. Place Elev. Hour Tp. D.P. Diff. Tens. ——————————————————————————————————- 3 Jillapahar, 7430 ft. Sunrise 60.0 54.2 5.8 .431 18 1850 … 9.50 a.m. 72.8 58.8 14.0 .503 12 … … Noon 79.8 58.7 21.2 .501 12 … … 2.40 p.m. 82.4 57.9 24.5 .487 17 … … 4 p.m. 81.1 58.1 23.0 .492 19 … … Sunset 76.3 60.7 15.6 .536 13 The Dale* 6956 ft. Miscel. 69.9 59.8 10.1 .518 ——————————————————————————————————- 97 … … Mean 74.6 58.3 16.3 .495 ——————————————————————————————————-

Dorjiling.—Humidity 0.828 Calcutta 0.590
,, Weight of vapour 2.75 gr. ,, 5.40 gr.

MARCH DORJILING No. of Obs. Place Elev. Hour Tp. D.P. Diff. Tens. ——————————————————————————————————- 10 Jillapahar, 7430 ft. 9.50 a.m. 44.2 42.7 1.5 .290 8 1850 … Noon 45.5 43.0 2.5 .293 5 … … 2.40 p.m. 46.4 44.0 2.4 .303 8 … … 4 p.m. 45.5 43.4 2.1 .297 6 … … Sunset 43.1 41.5 1.6 .278 3 Pacheem. 7258 ft. Misc. 44.8 44.6 0.2 .310 ——————————————————————————————————- 40 … … Mean 44.9 43.2 1.7 .295 ——————————————————————————————————-

CALCUTTA No. of Obs. Place Elev. Hour Tp. D.P. Diff. Tens. ——————————————————————————————————- 10 Jillapahar, 7430 ft. 9.50 a.m. 81.6 64.1 17.5 .602 8 1850 … Noon 88.2 57.0 31.2 .472 5 … … 2.40 p.m. 91.3 53.2 38.1 .416 8 … … 4 p.m. 90.1 52.0 38.1 .399 6 … … Sunset 82.9 63.7 19.2 .590 3 Pacheem. 7258 ft. Misc. 85.0 74.8 10.2 .848 ——————————————————————————————————- 40 … … Mean 86.5 60.8 25.7 .555 ——————————————————————————————————-

Dorjiling.—Humidity 0.940 Calcutta 0.438
,, Weight of vapour 3.42 gr. ,, 5.72 gr.