Tauranga January Rainfalls 1898-2018

Weather Eye
with John Maunder

The graph shows the range of Tauranga’s January rainfalls from 1898-2015, varied from an extreme high of 532 mm in 1907 to a low of only 1 mm in 1928.

The second wettest January was 2011, when 347 mm was recorded; and the second driest January was in 2013, when only 4 mm fell.

The long-term average rainfall for Tauranga for January is 89 mm.

The rainfall for January 2016 was 104 mm. The graph of the January rainfall shows generally normal variations from year to year.

Since 1898 there have been eight January months with a rainfall of 180 mm or more, with two such wet January months, 1940 and 1941, being consecutive.

Fourteen January months have experienced rainfalls of less than 20 mm, with two such dry January months, 1978 and 1979, being consecutive.

In chronological order, the eighth wettest January months are 1907 with 532 mm, 1920 with 196 mm, 1940 with 254 mm, 1941 with 245 mm, 1951 with 204 mm, 1965 with 183 mm, 1989 with 268 mm, and 2011 with 347 mm.

In contrast, the sixth driest January months in chronological order are 1900 with 8 mm, 1928 with 1 mm, 1944 with 10 mm, 1957 with 8 mm, 1988 with 9 mm,  2013 with 4 mm, and 2015 with 8 mm.

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