Lake Papaitonga – current water temperature and swimming conditions

This page provides information about the current water temperature at Lake Papaitonga in Manawatū–Whanganui. Here you can view recent temperature trends on a 30-day chart, check typical monthly water temperature ranges, and compare today’s reading with historical averages for this date. A 7-day water temperature forecast, local weather conditions, and an overview of swimming suitability are also included.

Current Water Temperature

14.7°C

Today

15.3°C

Yesterday

17.3°C

A Week Ago

The water temperature in Lake Papaitonga today is 15°C.

Water Temperature in Lake Papaitonga: Daily Trends, Historical Records, and Forecast

⚠️ Lake temperatures between 10 and 15°C are cold but can be manageable for short swims on sunny, warm days. Shallow areas may feel slightly warmer, while deeper sections remain cold and slow to warm up. Most swimmers keep sessions brief, and wetsuits are often used for comfort. Wind and cooler air temperatures can quickly reduce how pleasant the swim feels.

Water Temperature Over the Last 30 Days

Water temperatures in Lake Papaitonga have been gradually cooling over the past month, with a further drop recorded during the last week.

According to our forecast, the water temperature in Lake Papaitonga will be 13.0°C in the next 7 days. See the table below for daily data for the upcoming week.

Table of Daily Water Temperature Data

Date	Current	Average	Forecast
May 7	14.9°C	12.7°C
May 8	16.5°C	12.7°C
May 9	17.3°C	12.7°C
May 10	17.3°C	12.7°C
May 11	17.4°C	12.7°C
May 12	17.4°C	12.7°C
May 13	15.4°C	12.7°C
May 14	15.3°C	12.7°C
May 15	14.7°C	12.7°C	14.7°C
May 16		12.7°C	14.5°C
May 17		12.7°C	14.2°C
May 18		12.7°C	14.0°C
May 19		12.7°C	13.7°C
May 20		12.7°C	13.5°C
May 21		12.7°C	13.2°C
May 22		12.7°C	13.0°C

* Current - Actual water temperature value

** Average - Average water temperature on this day in recent years

*** Forecast - Our water temperature forecast

Actual lake water temperatures may differ from the reported values by several degrees, particularly during periods of strong winds or rapid weather changes. Wind can mix surface and deeper layers in a lake, bringing cooler water to the surface, while shallow areas may warm more quickly under direct sunlight. Air temperature, sunshine, and cloud cover strongly influence how quickly a lake heats up or cools down. These factors can lead to noticeable temperature variations across different parts of the lake.

Our forecast is based on a proprietary mathematical model that considers real-time lake temperature observations, historical trends, seasonal cycles, wind strength and direction, and region-specific air temperature. To enhance accuracy, we also incorporate data from nearby monitored locations and comparable lakes within New Zealand.

Monthly Water Temperature Range (Min, Max & Average)

Month	Today	Yesterday	A Week Ago
January	12°C	19°C	25°C
February	14°C	20°C	25°C
March	14°C	19°C	23°C
April	10°C	15°C	19°C
May	8°C	13°C	17°C
June	5°C	10°C	14°C
July	5°C	9°C	13°C
August	4°C	9°C	13°C
September	8°C	12°C	16°C
October	9°C	14°C	19°C
November	10°C	16°C	22°C
December	12°C	18°C	24°C

Lake Papaitonga: Weather Forecast

May 15

5°C / 12°C

overcast

rain: 0% | wind: 11 km/h

May 16

4°C / 12°C

overcast

rain: 0% | wind: 12 km/h

May 17

2°C / 14°C

overcast

rain: 0% | wind: 6 km/h

May 18

2°C / 14°C

overcast

rain: 0% | wind: 13 km/h

May 19

6°C / 15°C

clear sky

rain: 0% | wind: 14 km/h

Location & Local Information

Lake Papaitonga, in the Manawatū–Whanganui region near Levin, is a small, shallow dune lake surrounded by lowland forest and wetlands. As a relatively sheltered and shallow lake, its water temperature responds quickly to seasonal air conditions. In winter, surface temperatures are generally around 9–13°C. During spring, the lake gradually warms to approximately 13–17°C as days become milder. In summer, particularly in January and February, shallow near-shore areas can reach about 19–24°C on warm, settled days. By autumn, temperatures usually ease back to between 14 and 18°C. Wind and rainfall can influence short-term changes in surface warmth and clarity.

Swimming Conditions

Swimming is not permitted at Lake Papaitonga. The lake is a protected scenic reserve with significant ecological and cultural value, and public access to the water is restricted to help preserve its natural environment. Although summer temperatures may appear suitable for swimming, recreational contact with the water is discouraged to protect wildlife and maintain water quality. Visitors are encouraged to enjoy the walking tracks and forested surroundings rather than entering the lake. These protections help maintain the ecological integrity of this important reserve.

Nearby Lakes

Frequently Asked Questions

What is the current water temperature in Lake Papaitonga?

The water temperature in Lake Papaitonga today is 15°C.

What is the water temperature in Lake Papaitonga during the summer months?

In summer, water temperatures in Lake Papaitonga at Wangi Wangi typically range from 12°C to 25°C.

Is it possible to swim in Lake Papaitonga (Manawatū–Whanganui)?

In principle you can swim in Lake Papaitonga, but it isn’t a typical swimming spot — the lake is shallow, weedy and part of a sensitive wetland so many people don’t choose to enter the water. Always follow reserve signage, respect the protected habitat, and check current water-quality advisories with Horizons Regional Council before going in.