Tonga States — Climate Month by Month
Compare all 5 subdivisions of Tonga across the year.
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| Subdivision | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Haʻapai | 26.1°C79°F 234 mm9.2″ | 26.5°C79.7°F 208 mm8.2″ | 26.3°C79.3°F 268 mm10.6″ | 25.4°C77.7°F 219 mm8.6″ | 23.9°C75°F 148 mm5.8″ | 23.3°C73.9°F 106 mm4.2″ | 22.3°C72.1°F 94 mm3.7″ | 22.2°C72°F 114 mm4.5″ | 22.6°C72.7°F 133 mm5.2″ | 23.3°C73.9°F 164 mm6.5″ | 24.4°C75.9°F 184 mm7.2″ | 25.3°C77.5°F 215 mm8.5″ |
| ʻEua | 25.3°C77.5°F 210 mm8.3″ | 25.8°C78.4°F 206 mm8.1″ | 25.6°C78.1°F 227 mm8.9″ | 24.5°C76.1°F 180 mm7.1″ | 22.8°C73°F 127 mm5″ | 22°C71.6°F 93 mm3.7″ | 21°C69.8°F 94 mm3.7″ | 20.8°C69.4°F 108 mm4.3″ | 21.2°C70.2°F 117 mm4.6″ | 21.9°C71.4°F 138 mm5.4″ | 23.3°C73.9°F 146 mm5.7″ | 24.6°C76.3°F 189 mm7.4″ |
| Niuas | 27.2°C81°F 322 mm12.7″ | 27.4°C81.3°F 264 mm10.4″ | 27.3°C81.1°F 330 mm13″ | 27.1°C80.8°F 250 mm9.8″ | 26.3°C79.3°F 190 mm7.5″ | 25.9°C78.6°F 146 mm5.7″ | 25.4°C77.7°F 126 mm5″ | 25.3°C77.5°F 129 mm5.1″ | 25.7°C78.3°F 164 mm6.5″ | 26°C78.8°F 246 mm9.7″ | 26.5°C79.7°F 236 mm9.3″ | 26.8°C80.2°F 294 mm11.6″ |
| Tongatapu | 26°C78.8°F 197 mm7.8″ | 26.4°C79.5°F 211 mm8.3″ | 26.2°C79.2°F 228 mm9″ | 25.1°C77.2°F 184 mm7.2″ | 23.4°C74.1°F 128 mm5″ | 22.6°C72.7°F 96 mm3.8″ | 21.6°C70.9°F 96 mm3.8″ | 21.4°C70.5°F 107 mm4.2″ | 21.9°C71.4°F 118 mm4.6″ | 22.7°C72.9°F 130 mm5.1″ | 24°C75.2°F 134 mm5.3″ | 25.1°C77.2°F 179 mm7″ |
| Vavaʻu | 26.7°C80.1°F 239 mm9.4″ | 26.9°C80.4°F 221 mm8.7″ | 26.8°C80.2°F 272 mm10.7″ | 26.1°C79°F 220 mm8.7″ | 24.7°C76.5°F 162 mm6.4″ | 24.1°C75.4°F 116 mm4.6″ | 23.2°C73.8°F 96 mm3.8″ | 23.1°C73.6°F 119 mm4.7″ | 23.7°C74.7°F 132 mm5.2″ | 24.3°C75.7°F 160 mm6.3″ | 25.3°C77.5°F 162 mm6.4″ | 26.1°C79°F 216 mm8.5″ |
On mobile, scroll the table horizontally to see all months. Click a subdivision name for its full year-round view.
Frequently asked questions
Which state or province in Tonga has the least rain?
Tongatapu is the driest state or province in Tonga, with approximately 1808 mm / 71.2 in of average annual rainfall.
Which state or province in Tonga is warmest in July?
Niuas is the warmest state or province in Tonga in July, with an average temperature of 25.4°C / 77.7°F.
Which state or province in Tonga is warmest in January?
Niuas is the warmest state or province in Tonga in January, with an average temperature of 27.2°C / 81°F.
Which state or province in Tonga has the mildest year-round climate?
Niuas has the highest annual average temperature in Tonga at 26.4°C / 79.5°F, while ʻEua has the lowest at 23.2°C / 73.8°F.
Which state or province in Tonga has the most sunny months?
Vavaʻu matches our sunny profiles (warm/mild with limited rain) for 0 months of the year — the most of any state or province in Tonga.