Click here for a World Map of Time Zones from the USNO.
In the NOAA solar calculators, we input the number of hours from local time to UTC. Many time zone tables report the number of hours to add to UTC to get local time. Please use the following convention: Western Hemisphere uses Positive time zone numbers. This is shown in the table below:
Western Hemisphere | Eastern Hemisphere | ||
Hour Off-Set: |
Location: | Hour Off-Set: |
Location: |
0
|
Greenwich, England |
-1
|
Mid Europe/Africa |
1
|
SE Greenland |
-2
|
E Europe, E Central Africa |
2
|
Atlantic Ocean |
-3
|
Moscow, Mid-East, E Africa |
3
|
Greenland Time |
-4
|
NW Caspian Sea |
3.5
|
Newfoundland Time |
-5
|
Ural Mountains, Russia |
4
|
Atlantic Time |
-6
|
Almaty (Alma ATA), Russia |
5
|
Eastern Standard Time |
-7
|
W Mongolia |
6
|
Central Standard Time |
-8
|
China |
7
|
Mountain Standard Time |
-9
|
Japan |
8
|
Pacific Standard Time |
-10
|
Eastern Russia Sydney, Australia |
9
|
Alaska Time |
-11
|
Kamchatskiy, E Russia |
10
|
Hawaii |
-3.5
|
Iran |
11
|
Pacific Ocean | -4.5 |
Afghanistan |
+/-12
|
International Date Line | -5.5 |
India |
-6.5 |
Burma | ||
-9.5
|
Mid Australia |
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