Table of Oceanic Indices
APRIL 2026
PACIFIC
SST
ATLANTIC
SST
Global
NINO 1+2
NINO 3
NINO 3.4
NIN0 4
N. ATL
S. ATL
TROPICS
MONTH
0-10S
5N-5S
5N-5S
5N-5S
5N-20N
0-20S
10N-10S
90W-80W
150W-90W
170W-120W
160E-150W
60W-30W
30W-10E
0W-360W
APR 26
1.5
27.3
0.6
28.1
0.5
28.3
0.8
29.3
0.1
26.0
0.6
27.6
0.5
29.0
MAR 26
1.3
27.9
0.2
27.4
0.0
27.3
0.3
28.6
0.1
25.7
0.5
27.5
0.4
28.6
FEB 26
0.9
27.0
0.0
26.4
-0.2
26.5
0.2
28.3
0.4
26.0
0.5
27.0
0.3
28.0
JAN 26
-0.3
24.2
-0.5
25.2
-0.5
26.0
0.0
28.2
0.3
26.3
0.4
26.0
0.1
27.7
DEC 25
-0.4
22.4
-0.7
24.6
-0.6
26.0
-0.2
28.2
0.2
27.0
0.1
24.8
0.0
27.6
NOV 25
-0.3
21.3
-0.6
24.6
-0.7
26.1
-0.5
28.2
0.4
28.0
0.0
23.9
0.0
27.6
OCT 25
0.0
20.8
-0.4
24.7
-0.5
26.3
-0.3
28.4
0.4
28.5
0.2
23.5
0.1
27.6
SEP 25
-0.2
20.4
-0.4
24.6
-0.4
26.3
-0.3
28.4
0.5
28.6
0.2
23.2
0.2
27.4
AUG 25
0.2
21.1
-0.2
25.0
-0.3
26.6
-0.1
28.6
0.5
28.2
0.2
23.2
0.2
27.4
JUL 25
0.5
22.3
0.0
25.9
-0.1
27.2
0.1
28.8
0.5
27.7
0.1
23.8
0.3
27.7
JUN 25
0.6
23.8
0.0
26.6
0.0
27.8
0.2
29.1
0.1
26.9
0.1
25.0
0.3
28.2
MAY 25
0.2
24.8
-0.2
27.0
0.0
27.8
0.0
28.8
0.2
26.5
0.3
26.4
0.3
28.7
APR 25
0.6
26.4
0.0
27.5
-0.2
27.7
-0.2
28.3
0.1
26.0
0.2
27.2
0.2
28.7
TABLE 2.
Mean and anomalous sea surface temperature (C) for the most recent 12 months.
Anomalies are departures from the 1991-2020 adjusted OI(V2.1) climatology
(Smith and Reynolds 1998, J. Climate , 11 ,3320-3323).
www.nws.noaa.gov
