Climate and monthly weather forecast
Westport, New Zealand

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The climate of Westport

The city of Westport, New Zealand, lies within the Cfb Köppen climate classification. This classification is significant of marine west coast climate with warm summers, indicative of mild conditions most of the year. A review of the city's climate data showcases a relatively moderate range of temperatures throughout the year. The warmest month frequently exhibits an average high temperature of 20.4°C (68.7°F), while the coldest month often shows an average low temperature of 4.6°C (40.3°F). The influence of the sea further stabilizes city temperatures as the sea's average temperature fluctuates modestly, ranging from 12.8°C (55°F) to 18.9°C (66°F).

Westport’s climate data reveals no distinct dry or wet season, as rainfall is prevalent throughout the year. However, the town does experience slight variations in rainfall quantities from month to month. Precipitation levels appear highest in December at 215mm (8.46"), with a relatively low value of 133mm (5.24") noted in February. Daylight hours in Westport see a clear seasonal distinction with a peak of 15.1 hours in December and a trough of 9.2 hours in June.

Noteworthy is the fact that Westport’s weather does not display intense extremes. Instead, this scenic seaside locale, graced with a marine west-coast climate, offers a generally temperate weather profile characterized by mild fluctuations over the year.

The best time to visit Westport

Deciding the optimal time for a visit to Westport hinges significantly on individual preferences in relation to temperature and daylight hours. For those preferring warm temperatures, January and February, featuring an average high temperature ranging from 20°C (68°F) to 20.4°C (68.7°F), present desirable conditions. Further, December, yielding the most daylight hours at 15.1, presents visitors with ample time to explore this charming city. In consideration of rainfall levels, visitors aiming to evade the wettest periods might seek to visit Westport in February when average rainfall tends to drop to 133mm (5.24").

The worst time to visit Westport

By contrast, visitors not fond of cooler temperatures might want to avoid traveling to Westport between June and August, when temperatures tend to dip. Specifically, July often records the lowest average temperatures, hitting a low of 4.6°C (40.3°F). Equally, in the realm of daylight hours, June presents the shortest duration with a mere 9.2 hours of light. November and December, showcasing the heaviest rainfall months with average accumulations of 215mm (8.46") and 183mm (7.2") respectively, might not appeal to travelers aiming to evade rainy conditions.

Spring weather in Westport

Springtime in Westport, spanning from September to November, presents moderate temperatures and increasing daylight hours. The average high temperature starts at approximately 14.3°C (57.7°F) in September, gradually rising to about 16.9°C (62.4°F) in November. Correspondingly, the low temperature sways from 7°C (44.6°F) to 10°C (50°F) during the same period. Colossal displays of ambient nature under an average daylight span of 11.8 hours to 14.5 hours would likely charm visitors during this season. However, November does usher in considerable rainfall, averaging 183mm (7.2"), and may necessitate the inclusion of rain-proof attire in visitors' luggage.

Summer weather in Westport

The summer months of December through February bring the warmest conditions to Westport, with average high temperatures ranging from 17.2°C (63°F) to 20.4°C (68.7°F). Great comfort further arises from the average low temperatures varying between 9.8°C (49.6°F) and 12.7°C (54.9°F), averting harsh cold during nighttime. Enjoyment of longer days in the town is enabled by daylight durations from 13.7 hours to a whopping 15.1 hours. Nonetheless, holiday makers needing to steer clear of wet spells ought to be prepared for considerable precipitation, especially in December, which accumulates an average rainfall of 215mm (8.46").

Autumn weather in Westport

March ushers in autumn in Westport and it runs up to May. The climate during this time moderates, presenting average high temperatures from 15.3°C (59.5°F) in March down to 14.7°C (58.5°F) in May, while average low temperatures drop to 7.3°C (45.1°F). The daylight duration slides from 11 hours to 9.8 hours. Despite the decreasing temperatures and daylight hours, travelers can expect moderate rainfall levels, with the highest precipitation recorded at 209mm (8.23") in May.

Winter weather in Westport

Westport's winter generously caps the cold threshold at an average low temperature of 4.6°C (40.3°F) in July. A comforting warmth still pervades the winter period as the average high temperature remains above 10°C (50°F), fluctuating from 12.6°C (54.7°F) to 13.2°C (55.8°F). Decreased daylight hours characterize this period with the shortest daylight duration of 9.2 hours noticeable in June. Ranking from 187mm (7.36") to 199mm (7.83"), winter months have a substantial rainfall spread, lending an unmistakably robust imprint of the city’s west coast marine climate during these months.

Weather in January

The year commences with characteristic summery weather in Westport, New Zealand. Warm temperatures and ample daylight distinguish the first month of the year, contributing to ideal conditions for outdoor activities. January also marks the start of the region's extensive rainy season, as rainfall totals peak at 189mm (7.44") for the month. Weather in January »

Weather in February

Carrying on the warm summer vibes from January, February in Westport comes with slightly increased average sea temperatures. These warmer seas perfectly supplement the overall seasonal atmosphere of coastal enjoyment. However, it also means more moisture in the air that results in reduced rainfall. Weather in February »

Weather in March

As Westport moves from February into March, the transition signals the end of summer. As temperatures and daylight hours decline, Westport's weather shifts towards autumnal conditions. The downward trend in sea temperature also continues in March, affecting coastal and marine activities. Weather in March »

Weather in April

The decline in temperature becomes more noticeable in April, with both highs and lows dipping into less balmy regions. By contrast, the rainfall so characteristic of Westport peaks in April with an average of 192mm (7.56"). The shorter days that began in February become more pronounced, marking the ongoing transition from summer to winter. Weather in April »

Weather in May

May signals the onset of palpable winter-like weather in Westport. With the lowest sea temperature at 15.7°C (60.3°F) for the year and reduction in average daylight hours to just 9.8, the shift from the warmer months is unmistakable. Weather in May »

Weather in June

June ushers in the real winter feel in Westport, with the lowest average high temperature of the year at 13°C (55.4°F). The small number of daylight hours, averaging at 9.2, also contribute to the overall chilly atmosphere of the city. Weather in June »

Weather in July

July represents the peak of Westport's chilly season with the lowest average low temperature of 4.6°C (40.3°F). Despite the dip in temperature, rainfall, a consistent feature of Westport's weather, hovers near 187mm (7.36"). Reduced sunlight hours contribute to the overall winter sensation. Weather in July »

Weather in August

August hints at the impending arrival of spring, characterized by subtle increases in both sea and land temperatures. Rainfall remains steady, and daylight hours start to increase, heralding the end of the darker winter months. Still, the overall chilly aura of winter lingers into August. Weather in August »

Weather in September

In September, Westport residents can feel the full-fledged arrival of spring. The mild weather of September, along with increasingly lengthier days, hints at the approaching summer. Temperatures embark on an upward journey, and daylight hours increase, though rainfall remains considerable. Weather in September »

Weather in October

With the arrival of October, Westport shakes off the remnants of colder months. Temperatures continue to rise, reaching an average high of 15.3°C (59.5°F). Meanwhile, daylight steadily increases, suggesting the upcoming summer. Weather in October »

Weather in November

In November, the climate continues to warm, offering an early introduction to summer. The city continues to receive generous sunlight, making outdoor activities preferable again. Although November sees an increase in temperature, the regional norm rainfall totals stay steady. Weather in November »

Weather in December

December in Westport presents the full swing of summer. It garners the longest daylight hours in the year, averaging at 15.1, accompanied by a substantial rise in temperatures. Though December has the highest rainfall with an average of 215mm (8.46"), it fails to subdue the warmth radiating throughout the city. Weather in December »
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Frequently asked questions

How much does it rain in Westport?

Throughout the year, in Westport, New Zealand, 2264mm (89.13") of rain is accumulated.

What is the hottest time of year in Westport?

February stands out as Westport's warmest month, with an average high-temperature of 20.4°C (68.7°F) and a low-temperature of 12.7°C (54.9°F).

What is the driest month in Westport?

The month with the least rainfall is February, when 133mm (5.24") of precipitation is typically aggregated.

When is the sea warmest in Westport?

The month with the warmest seawater in Westport is February, with an average sea temperature of 18.9°C (66°F).

When is Daylight Saving Time (DST) in Westport?

On Sunday, 07. April 2024, at 3:00 am, Daylight Saving Time ends in Westport, New Zealand, and the time zone changes from NZDT to NZST. The next Daylight Saving Time starts on Sunday, 29. September 2024, at 2:00 am, and the time zone reverts from NZST to NZDT.

What is the month with the shortest days in Westport?

The month with the shortest days in Westport is June, with an average of 9h and 12min of daylight.

What is the coldest month in Westport?

The coldest temperatures in Westport occur during July, when averages reach a peak of 12.6°C (54.7°F) and a low of 4.6°C (40.3°F).

When is the sea coldest in Westport?

The month with the coldest seawater in Westport is August, with an average sea temperature of 12.8°C (55°F).

What is the rainiest month in Westport?

December is the month with the most rainfall, with 215mm (8.46") of accumulated precipitation.

When are the longest days in Westport?

With an average of 15h and 6min of daylight, December has the longest days of the year.

Average temperature
Westport, New Zealand

Average temperature - Westport, New Zealand

The warmest month (with the highest average high temperature) is February (20.4°C).
The month with the lowest average high temperature is July (12.6°C).

The month with the highest average low temperature is February (12.7°C).
The coldest month (with the lowest average low temperature) is July (4.6°C).

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Average rainfall
Westport, New Zealand

Average rainfall - Westport, New Zealand

The wettest month (with the highest rainfall) is December (215mm).
The driest month (with the least rainfall) is February (133mm).

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Average sea temperature
Westport, New Zealand

Average sea temperature - Westport, New Zealand

The best month for swimming (with the highest average sea temperature) is February (18.9°C).
The coldest month (with the lowest average sea temperature) is August (12.8°C).

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Average daylight
Westport, New Zealand

Average daylight - Westport, New Zealand

The month with the longest days is December (Average daylight: 15h and 6min).
The month with the shortest days is June (Average daylight: 9h and 12min).

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Westport, New Zealand

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