January weather forecast
Rotorua, New Zealand

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Weather in January

In the first month of the year, Rotorua experiences its highest average temperatures, displaying a warm summer climate. A relative humidity of 78% paints a vivid picture of the city's weather behavior in this period. Compared to December, the daylight hours are slightly reduced, but the city still enjoys a substantial amount of sunshine. Conditions in January are conducive for outdoor activities, though inhabitants may need to be prepared for occasional rainfall. Rotorua records its highest average wind speed in January, with gusts piercing through at 15.5km/h (9.6mph).

Temperature

The temperature in Rotorua, New Zealand, hits its peak in January and February, recording an average high-temperature of 22.7°C (72.9°F).

Humidity

With an average relative humidity of 78%, January is the least humid month.

Rainfall

In Rotorua, during January, the rain falls for 12.8 days and regularly aggregates up to 57mm (2.24") of precipitation. In Rotorua, New Zealand, during the entire year, the rain falls for 169.2 days and collects up to 748mm (29.45") of precipitation.

Snowfall

January through July, September through December are months without snowfall in Rotorua.

Daylight

In Rotorua, the average length of the day in January is 14h and 28min.
On the first day of January, sunrise is at 5:54 am and sunset at 8:41 pm. On the last day of the month, sunrise is at 6:25 am and sunset at 8:30 pm NZDT.

Sunshine

In January, the average sunshine in Rotorua is 7.8h.

UV index

January, February and December, with an average maximum UV index of 5, are months with the highest UV index in Rotorua. A UV Index reading of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The maximum UV index of 5 during January translates into these guidelines:
Undertake protective steps - Obligation to safeguard skin and eyes from harm is in place. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
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Frequently asked questions

What are the warmest months in Rotorua?

January and February, with an average high-temperature of 22.7°C (72.9°F), are marked as the warmest months in Rotorua.

What are January temperatures in Rotorua?

In January, the average high-temperature and low-temperature are 22.7°C (72.9°F) and 12.2°C (54°F) respectively.

What is the least humid month in Rotorua?

The least humid month in Rotorua, New Zealand, is January, with an average relative humidity of 78%.

What is the average humidity in January in Rotorua?

The average relative humidity in January is 78%.

How much does it rain in Rotorua in January?

In Rotorua, in January, it is raining for 12.8 days, with typically 57mm (2.24") of accumulated precipitation.

When it does not snow in Rotorua?

January through July, September through December are months without snowfall in Rotorua, New Zealand.

How many hours of daylight does Rotorua have in January?

In January, the average day length in Rotorua is 14h and 28min.

When are sunrise and sunset in January in Rotorua?

On the first day of January in Rotorua, sunrise is at 5:54 am and sunset at 8:41 pm. On the last day of the month, sunrise is at 6:25 am and sunset at 8:30 pm NZDT.

How long on average sun shines in January in Rotorua?

In January, the average sunshine duration in Rotorua, New Zealand, is 7.8h.

What is the month with the highest UV index in Rotorua?

The months with the highest UV index in Rotorua, New Zealand, are January, February and December, with an average maximum UV index of 5.

What is the UV index intensity in January in Rotorua?

In Rotorua, New Zealand, the average daily maximum UV index in January is 5. A UV Index of 3 to 5 symbolizes a medium health risk from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
Rotorua, New Zealand

Average temperature in January - Rotorua, New Zealand
  • Average high temperature in January: 22.7°C

The warmest months (with the highest average high temperature) are January and February (22.7°C).
The month with the lowest average high temperature is July (11.3°C).

  • Average low temperature in January: 12.2°C

The month with the highest average low temperature is February (12.3°C).
The coldest month (with the lowest average low temperature) is July (4.1°C).

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Average pressure in January
Rotorua, New Zealand

Average pressure in January - Rotorua, New Zealand
  • Average pressure in January: 1014.2mbar

The month with the highest atmospheric pressure is March (1018.4mbar).
The month with the lowest atmospheric pressure is September (1014mbar).

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Average wind speed in January
Rotorua, New Zealand

Average wind speed in January - Rotorua, New Zealand
  • Average wind speed in January: 10.5km/h

The windiest month (with the highest average wind speed) is October (11.7km/h).
The calmest month (with the lowest average wind speed) is February (8.9km/h).

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Average humidity in January
Rotorua, New Zealand

Average humidity in January - Rotorua, New Zealand
  • Average humidity in January: 78%

The month with the highest relative humidity is June (87%).
The month with the lowest relative humidity is January (78%).

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Average rainfall in January
Rotorua, New Zealand

Average rainfall in January - Rotorua, New Zealand
  • Average rainfall in January: 57mm

The wettest month (with the highest rainfall) is December (82mm).
The driest month (with the least rainfall) is February (45mm).

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Average rainfall days in January
Rotorua, New Zealand

Average rainfall days in January - Rotorua, New Zealand
  • Average rainfall days in January: 12.8 days

The month with the highest number of rainy days is December (18.7 days).
The month with the least rainy days is May (11.9 days).

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Average snowfall in January
Rotorua, New Zealand

Average snowfall in January - Rotorua, New Zealand
  • Average snowfall in January: 0mm

The month with the highest snowfall is August (1mm).
The months with the least snowfall are January, February, March, April, May, June, July, September, October, November and December (0mm).

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Average snowfall days in January
Rotorua, New Zealand

Average snowfall days in January - Rotorua, New Zealand
  • Average snowfall days in January: 0 days

The month with the highest number of snowfall days is August (0.1 days).
The months with the least snowfall days are January, February, March, April, May, June, July, September, October, November and December (0 days).

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Average daylight in January /
Average sunshine in January
Rotorua, New Zealand

Average daylight in January / Average sunshine in January - Rotorua, New Zealand
  • Average daylight in January: 14h and 3min

The month with the longest days is December (Average daylight: 14h and 48min).
The month with the shortest days is June (Average daylight: 9h and 36min).

  • Average sunshine in January: 7h and 5min

The month with the most sunshine is November (Average sunshine: 8h and 12min).
The month with the least sunshine is August (Average sunshine: 5h and 48min).

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Average sunshine days in January
Rotorua, New Zealand

Average sunshine days in January - Rotorua, New Zealand
  • Average sunshine days in January: 15.6 days

The months with the most sunshine days are May and July (16.5 days).
The month with the least sunshine days is December (10.1 days).

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Average UV index in January
Rotorua, New Zealand

Average UV index in January - Rotorua, New Zealand
  • Average UV index in January: 5

The months with the highest UV index are January, February and December (UV index 5).
The month with the lowest UV index is July (UV index 2).

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Average cloud cover in January
Rotorua, New Zealand

Average cloud cover in January - Rotorua, New Zealand
  • Average cloud cover in January: 44

The month with the most cloud cover is August (Cloud cover 57).
The month with the least cloud cover is January (Cloud cover 44).

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Average visibility in January
Rotorua, New Zealand

Average visibility in January - Rotorua, New Zealand
  • Average visibility in January: 8km

The months with the highest visibility are January, February, March, June, July, October, November and December (8km).
The months with the lowest visibility are April, May, August and September (7km).

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Rotorua, New Zealand

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