10 Table 1.- Surface Water 
Means and 
Years January February March April May June July 
Temp. Sal. Temp. Sal. Temp. Sal. Temp. Sal. Temp. Sal. Temp. Sal. Temp. Sal. 
. °F °F . °F °F °F ho °F ho 
CAPE COD CANAL 
1956 Byes, Bh 35.0 31.2) 35.3 31.2 hOLM) 31 6.9. 31 Cl 55.0) Sl Om Sonommenem 
1957 BKeO 30.2 3.3 31.27 37.1 B14 42.0 31.5 50.6 31.6 57.8 3109 160.9 s270 
1958 3765 3168 3323 31.4 3626 31.2 A169 30) 4829 30.3 53.1) 30.7 56s 
Mean B5e3° 31.5 Bh.2) 31.3 36.3 31.3 AI3) 31.2 4858 BNO) 55.3 Ble oe lees 
Maximum 43 Socal 333 Sulatsy /HO) B250N Ag By cak. Gis) Bath, (x6 3257 ao 32.4 
Mean! Max. | 39.0° 31.9 37.3 32.8 38.3 31.9 47.3 3159) 55.7 3156 6.7. 32.0 ore Ommeeee 
Mean Min. | 32.3 30.7 31.7 30.6 34.3 30.7 38.0 30.4 4403 30.2 4723 30.6) LOSS meOnm 
Minimum 30 8053/29 BOez Sk B04) 36 BOs2 3S 295) LO 30.1 48 29.8 
CAPE COD CANAL 
0.8 58.8 31.1 6206 Sill 
1.6 6305 32.3 66.5 ome 
0.2 57.5 30.3 62.0 31L 
Mean 35.1 31.4 34.5 31.2 36.9 31.3 43.5 30.8 50.4 30.9 59.9 31.2 63yjmeciee 
Maxime [22 32.5 38. 32.0 42 32.0 52°. 3169 58 32.3 7h leon 7am 
Mean Max. | 40.0 32.3 37.3 31.9 39.7 31.9 50.0 31.8 56.0 31.8 68.3 32.4 7l.Omegue 
Mean Min, | 31.3 30.6 31.7 30.6 34.0 30.4 39.0 29.8 45.3 20.1 49.7 30.3 50.7 31.0 
Minimum | 30 30.6 30 30.3 33 29.9 38 29.5 bh 29.3 19. 29.7 9) yagomm 
WOODS HOLE, 
19bb-1948 | 33.0 32.0 31.7 31.9 36.8 32.0 44.7 32.0 54.0 32.1 61.8 32.3 70.1 3204 
1919-1953 | 37.7 31.9 35.9 31.8 36.9 31.6° 45.6 31.6 53.9 31.9 63.8 32.1 7Oleqeeaee 
195k | 3548 31.0- 34.4 31.5 38.5 31.6 45.4 31.9 52.6. 31.6 63.5 31.8) 69ecyoleg 
1955 135.5 31.0 32.4 31.2 37.3 31.2 43.3 31.6 53.1 31.6 62:2 ics s7ieommaeml 
1956 | 32.4 31.0 33.8 31.0 35.3 31.0 41.6 31.0 49.8 31.4 60.9 31.6 6es0;mcmme 
1957 33.3 31.27 3h23 3102 3852) 312 ube 3125 55.2 32:0 65.7 32.0 ieee 
1958 | 36.8 32.0 31.7 31.0 35.9 31.1 44.3 30.8 52.0 30.6 60.0 30.6 e7eqmucona 
Mean 3503 ° 31.66 3368 3156 36.9 3166 ALT 3106 53.5 931.59 62.7) 32.01 n Once 
Maximum 45 34.2 39 S26 Ths) SriL G8} 35305) fail Bllee 13 Bile 716 34.8 
Mean Max. | 38.8 32.1 36.3 32.0 ‘40.8 32,1 49s0) 32.3.°58.1 3253 68.5 32.5": 7aeomeeoee 
Mean Min. | 32.9 31.2 31.3) 30.2 33.7 31.2 40.6 311 4627 310k 57.7 Bln OGuGmmeInG 
Minimum 28 20.6) 27 igh, 5i9) C2 39) 29.4 45 30.1 55 BOs) Gh 30.3 
NEWPORT, 
1955 Peee ry ee Rea tre 
1956 | 36.6 30.8 35.9 29.7 37.2 29 
1957 || 35s7n 3120) 3618. 3068) 898k 30: 
1958 BE29) SOs ed) SOc SS.3) sO 
7 42.6 29.3 L9ek- 29.8 61.1, 3057) 6On7euclons 
& 45.5 30.1 54.0 3162 64.22 32-0) Coaieeeen 
3 Whe2 29.5 53-1. 29.0 59.3 30.2) (6653 one 
Mean B7 et 3007 35.7 3004. °3823 30.3) 4b. 2956 52.2 -30.0) 61 s5) 30.967 Ommates 
Maximum 43 Shlatsy — fhal Boe Silk be B12) 158 3250.58.70 22 ere 33.8 
Mean Max, || 41.3 31.5 39.0 31.5 40.7 31.0 49.3 31.0 56.0 3150 66.0 31-6), 70:0 32cm 
Mean Min. | 33.0 29.0 32.0 29.5 35.3 29.0 39.0 27.8 47.0 28.9 56.7 29.8 63.7 30.6 
Minimum 30 28.0 29 28.4 3h 28.1 38 27.5 h5 28.0 56 Pie) (2 29.8 
* Observations for the year are incomplete; extremes are for the months shown. 
