Wellington Region 10 FROSTY DAYS Upper Hutt 53 FROSTY DAYS Masterton 65 FROSTY DAYS Gisborne 36 FROSTY DAYS Napier 9 FROSTY DAYS Palmerston North 34 FROSTY DAYS New Plymouth 4 FROSTY DAYS Ohakune 56 FROSTY DAYS Taupo 81 FROSTY DAYS Rotorua 43 FROSTY DAYS Tauranga 12 FROSTY DAYS Hamilton 36 FROSTY DAYS Auckland 9 FROSTY DAYS Mean number of days per year of ground frost according to the NIWA website. Ground frost occurs when the air at ground level is chilled below freezing point. Map used with permission from NIWA. 2
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