Owerri weather by month & the best time to visit
Nigeria · city break · tropical — wet & dry seasons climate

The best time to visit Owerri is December — its sunniest month (Sunshine Score 87/100), with January and February close behind. Owerri averages about 1,819 hours of sunshine a year. Daytime highs around 29°C / 84°F and roughly 13 mm of rain in December.
When is the best time to visit Owerri?
For sunshine, the best time to visit Owerri is December, then January and February. The dullest month is May (62/100, 175 mm of rain). The full month-by-month picture is in the table below.
How sunny is Owerri?
Owerri gets a moderate 1,819 hours of sunshine a year. December (87/100) is noticeably better than May (62). It ranks #18 of 23 destinations in Nigeria for annual sunshine, below the national median of 2,273 hours. Rain has a clear season: the wettest stretch, around September, carries about 44% of the annual 1,790 mm.
Sunshine Score by month
| Month | Score | Day high | Night low | Rain | UV |
|---|---|---|---|---|---|
| January | 86 | 29° / 84°F | 20° / 68°F | 15 mm | 7 |
| February | 83 | 30° / 86°F | 22° / 72°F | 34 mm | 7 |
| March | 75 | 30° / 86°F | 23° / 73°F | 78 mm | 8 |
| April | 64 | 30° / 86°F | 23° / 73°F | 136 mm | 9 |
| May | 62 | 29° / 84°F | 23° / 73°F | 175 mm | 8 |
| June | 62 | 28° / 82°F | 22° / 72°F | 230 mm | 7 |
| July | 62 | 28° / 82°F | 22° / 72°F | 227 mm | 6 |
| August | 62 | 28° / 82°F | 22° / 72°F | 249 mm | 7 |
| September | 62 | 28° / 82°F | 22° / 72°F | 308 mm | 8 |
| October | 62 | 28° / 82°F | 22° / 72°F | 231 mm | 8 |
| November | 72 | 29° / 84°F | 22° / 72°F | 94 mm | 8 |
| December | 87 | 29° / 84°F | 20° / 68°F | 13 mm | 8 |
Nearest destinations
Head-to-head
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Owerri: questions and answers
What kind of destination is Owerri?
Owerri is a city break in Nigeria with a tropical — wet & dry seasons climate.
How many hours of sunshine does Owerri get a year?
Owerri gets about 1,819 hours of sunshine a year, at its best around December.
When is the best time to visit Owerri?
The sunniest time to visit Owerri is December, when the Sunshine Score peaks at 87/100 (with January and February close behind). Expect daytime highs around 29°C / 84°F.
What is the least sunny month in Owerri?
May is the least sunny month in Owerri, scoring 62/100 with about 175 mm of rain.
How strong is the sun in Owerri?
The typical midday UV index in Owerri peaks around 9 (very high) in April, easing to about 6 (high) in July. Month-by-month midday UV values are in the UV column of the table on this page.
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