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Normal ozone maps (1978-1988)

Mean total ozone maps by month for the globe

The mean total ozone for the globe in January.
The mean total ozone for the globle in February.
The mean total ozone for the globle in March.
The mean total ozone for the globle in April.
The mean total ozone for the globle in May.
The mean total ozone for the globle in June.
The mean total ozone for the globle in July.
The mean total ozone for the globle in August.
The mean total ozone for the globle in September.
The mean total ozone for the globle in October.
The mean total ozone for the globle in November.
The mean total ozone for the globle in December.