62 Table 1.- Surface Water 
Means and 
Years January February March April May June July 
Temp. Dens. Temp. Dens. Temp. Dens. Temp. Dens. Temp. Dens. Temp. Dens. Temp. Dens. 
°C 15 °C O75 Cc Ors C O75 Cc N75 °C O75 “Cc N75 
ANTOFAGASTA, 
Mean 20.4 2640 “2OR4(26.0 19.597%25..9 DPE 52548 “1662 25.8 915.5 25.8 Mae oreene 
Maximum 25 2720 23) 2702 CRBS Aes O20" . 2y.1. aon 296 SWee . Zoho teen ee 
Mean Max. | 22.0 26.5 21.9 26.4 027.09 26.4 P19.0 26.3 2 gee 26.3 “V6 3) 26. 2 Sieeeeeere 
Mean Mim, 118.8. 2526 18.7 25.5 @07. 5) 2b. 5 Vd6.3° 25.5 05.2 -25.5 5 1h aos. Ss ea ee 
Minimum 17 2g 19 25.2 15 24.9 ° 15 25). Rite 25 Oma 25 50) eas 24.9 
IQUIQUE, 
1959 -- -- 10.3 25.5 * MBs 7) 25n4 - VB6G 25'.5 07.5 25.5 © LEP 25e5 eee 
ARICA, 
15-1954 Jt'9e1 260 919.4 25.7 ° 29.2 25.4 UTS Wao. 4 “17 25.4 16,7 2505 Paeoeeee 
Poss=—1959 19.3 2548 19.8°25.8 19.6 25.8 18.4 °25.8 27.7 25.7 16.9 25.7) acer 
1960=1964 W192 26.0 + 19.425.'9 2 a 2).25'.8 © 18.2 2508 616.9 25.6 O16. 252585 abe omesee 
1965 118 26.80 S20425158. S 2O.6r Me = alot ae oe i oo. A BRS 2eL Se hee 
1966 V9.2 (2657 ~UB.4* 26.8 SaG.G) 26.8 © 17.5? 26.8 1 6.8 26.6 | 25.6026.8 Pisa 
1967 17.6 (2628 20.0) 26.8 Vile. 6! 26.8 © 19.0" 26. 78 16. G 26.6 9.05). 8) Ak 7m ae 
1968 UB 22740 ¥ 20. 1-27.28. 19.0-27.0 . 18.1: 2658 16.6 27,0 15.6 26.31 a 
1969 17.6 26148 V6.8 26.2 (28.2 26.1 18 t.-26h 3 aie 2 26i4 04 4 26.0 Pai 
Mean 15.0 2631 19.6 26.0. 709.3 25.9 — 28.3-25.9 “13 25.8 016.6 250 5 aie 
Maximum 23 27am el 20 <2 Cae 27.6 825 O77 @ Oe Ap. 38 1S 27.1 > ie 26.9 
MeaaMax, 1120.4 2646 21.52 26.5 * 20.3 26.3 = 20.0 26.4 » W8.6°26.2 709.6 26. 2 = eee 
Mean Min, | 16.9 2546 197.7 25.4 17.39 25.5 16.8°25.5 16.3°25.5 15.8) 25.5 (ieee 
Minimum 16 eho 16 24.1 15 2.2 91k hes 1s 24.8 .14 23.8 Te ogee 
EASTER ISLAND, 
MOS ST95G (25.5 2oa7 9 25.2 2606 924.5 26.5 ) 23. 9N26,4 \ 215° 26.1 120). 2525). 6-2 Wee eee 
1962-1964 |24.9 25.4 26.4 27.4 26.0 27.4 24,6 27.4 22.0 26.4 19.8 25.6 19.6 25.6 
1965 26:49 2658 © 26.7 2604 9 :25..8 26.8 24.6 25.8 6 22.8 25.6 |) 20.5 25.8 42a aor 
1966 26.3 2520 2600 26.6 2? 25... 26.6 €.25.6 26.2 623.3 26,2) 20. p26. 0 Waar 
1967 23189 [2594 ) 2h oe 25.4 0 24.00.26.2 *) 24,6) 26.2 0-21. 0) 26.3 9. 25h/8 a aioe ames 
1969 ln ecm” Wy eee powell ete felhe Ry ema Ri! ye jen ir « Oe) te el ae 
Mean 25.5 €2680 25.8 °26.6 1125.2 2638 029.726, 5 8122.1 26.1 0 20. 2 aber aoe 
Maximum 29 2861 29 28'2 8129 28.1 £ ye 28.8 226 27, BAG 27.8, 2 Saas 
MeanaMax, (26.1 2755 (28.5 2755.4;27.9 2755-5 26.4 27.5 924.3 27.3 022.8 27a o 22a 
Mean’ Mins 3/ 23.2 2404 23.5 25.8 22.8 25.4 21.2 25.2 1932 24.6 17,923.00 eee 
Minimum 19 22 Zi 2259) (20 24.0 20 235 17 2353) 7 MEG) 106 21.5 
MATARANI, 
1944 ph 2 ee pe 5:03 26.20 154 26.2 4 D5... 22652 115.9 26.0 4 Wee 
TONS =1949 16.8 226830 164 26.4% 29 0 26.34 16.6 26.3 © 16,2 26.3 15.4 26.2 - Dae 
195O=4954 11.17.53 2685 15.6 26.2 15.7 26.2 16.0 26.2 -15.4 26.39 15.6 26.4) (Seema 
LOS 5 =NG59 W069 2604 ( te 26.7 ¢ 18.0) 26.8 ¢1tz.2 26.47 26.9% 26.7 » 15. 8) 26.6 oem 
1960=1964 4),.16.4°26.4 16.7 .26.5 0 26.1 26.40 15.8 26.5 15.5) 26.5 > 15.2 26.4 — Deo 
1965 US EO UAG NSS. Pe es Lb? ly 26.9 1. 17'.6)-26.7 - 26.9: 26.8 > 71 (26)..3 depen 
1966 1763-92689 2626.26.55 17 ob 26.05 5.15.2 26.5 6 EG 26.4 3.5.0) 26.4 4 eee 
1967 16.2 2683, 1625 26.2. 1546 26.1 16:35:26.7 1522 °926.6 W522 20.7 Sie 
1968 16.2 2642 17.0 26.4 15.4% 26.1 25.4 26.4% 15357 26.3 1459 25.9 Dee 
1969 Toe 7 25u9 i791 26.2) Wo 2605 (998) 26.2" lowe e5e 16.3: 25.8 147925 
*Observations for the year are incomplete; extremes are for the months shown. 
