The month in detail
What to expect in January
Summer in Bay of Islands brings pleasant temperatures (75°F) and long sunny days (8.0h of sunshine). Rain risk remains low (22% of days), leaving good room for outdoor activities.
January is the best month of the year in Bay of Islands. Compared to December: +4°F daytime.
This month's conditions
What it's like in January
UV index
8 · very high
protection essential
Feels like
comfortable
16°
Sea
21°C
cool, invigorating
Daylight
14.1h of daylight
Air quality
excellent
AQI 14
Compare
Is January the right month?
January is actually the best month of the year in Bay of Islands. Good timing.
Book
Plan your trip
Hotels at their lowest outside peak season, highest on comfortable months. Shoulder seasons offer a good price/climate compromise.
Stay
Hotels & rentals · Bay of Islands
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Activities
Tours, tickets, experiences
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Flights
Multi-airline comparator
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🎟️ Activities & tours · Bay of Islands
GetYourGuide selection · free cancellation
Practical info
What you need to know before you go
Three angles: the country (language, currency, safety, budget), the year-round climate, and the specifics of a beach trip.
Country · New Zealand
🗣️LanguageEnglish
💶CurrencyNew Zealand Dollar ($)
🚗DrivingLeft-hand
🛡️Safety ⓘVery safe · 1/5
💰Cost of living ⓘModerate · 3/5
🌡️ Climate
🌍Climate typeTemperate oceanic
📈Climate trend ⓘStable
🔥Hottest monthJanuary · 75°F
❄️Coolest monthJuly · 61°F
🌧️Rainiest month ⓘJuly · 48%
🏖️ Beach trip
📅Peak seasonJuin → Sept
🏖️Swell (Sept–Mar) ⓘModérée
Explore
Other destinations in January
If January doesn't convince you for this destination, compare with others.
Similar climate
AucklandNew ZealandNew ZealandNew ZealandRotoruaNew ZealandTaupoNew ZealandWellingtonNew Zealand
Location
Where is Bay of Islands ?
Global position + regional geographic context.
🌍 World
🔍 Geographic context
New ZealandTemperate oceanic climate with a 8.2 → 4.3 gap between best and worst month. 10 years of ERA5 data to choose by project.
35.23°S · 174.11°E
Questions
Frequently asked questions
What is the best time to visit Bay of Islands?
January is the best month with 75°F highs, 63°F lows, 8.0h of sunshine and 22.0% rainy days. The months of January & February offer comparable conditions.
How many hours of sunshine does Bay of Islands get in January?
Bay of Islands averages 8.0 sunshine hours per day in January. It is the sunniest month with a climate score of 7.8/10.
What is the rainiest month in Bay of Islands?
July is the most unfavourable month with July has the lowest climate score of the year and the lowest climate score of the year.
What are the temperatures at night in Bay of Islands in January?
In January, overnight lows reach 63°F, while afternoon highs average 75°F.
Is Bay of Islands good in winter?
In winter (December-February), Bay of Islands scores 7.6/10 on average — Acceptable conditions for cultural visits.. The best month overall remains January with a score of 7.8/10.
When should you avoid Bay of Islands?
July is the most difficult month to visit Bay of Islands, with July has the lowest climate score of the year. Climate conditions are at their lowest of the year during this period.
Can you swim in Bay of Islands in January?
In January, the sea averages 71°F in Bay of Islands: cool, invigorating. Swimming is possible but brisk; sensitive swimmers may prefer a wetsuit.
Do you need sun protection in Bay of Islands in January?
The average UV index reaches 8 in January in Bay of Islands (very high), with about 14.1h of daylight. Protection essential.