Climate and monthly weather forecast
Masterton, New Zealand

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The climate of Masterton

Masterton, geographically poised within New Zealand, enjoys a predominately Marine West Coast climate with warm summers (Cfb on the Köppen climate classification). This type of climate serves up cool summers and mild winters, underscoring an overall comfortable ambient temperature throughout the year. Humidity remains relatively constant year-round, oscillating between 80% and 84% which implies a constant level of moisture in the air.

Turning the spotlight on rainfall, Masterton experiences the most precipitation in June and July, with rainfall reaching 66mm (2.6"). Yet, it dips to 29mm (1.14") in February, underlining the distinctive weather patterns each month presents. The frequency of rainy days usually augments from February to July, peaking at 17.2 days in August, and then descends subsequently.

A factor that stands out is the absolute lack of snowfall; Masterton does not experience icy conditions in any month, hence, the town is suitable for those uncomfortable with icy weather conditions.

In terms of daylight hours, December leads the pack with a generous 15.1 hours, while June offers the shortest duration of sunlight, averaging at a modest 9.3 hours. Sunshine hours fluctuate moderately from December's 8.6 hours to June's 4.9 hours.

The best time to visit Masterton

When pinpointing the most opportune time to visit Masterton, the summer months from December to February emerge as a desirable option. During this phase, the city basks in the most prolonged daylight ranging from 13.2 hours to a zenith of 15.1 hours in December. The temperature is comfortably warm with highs varying from 18.3°C (64.9°F) to 19.7°C (67.5°F) and lowers fluctuating from 12.5°C (54.5°F) to 13.9°C (57°F). This period allows ample opportunities for outdoor activities and exploration.

The worst time to visit Masterton

The less desirable time to visit would arguably be the winter months from June to August. During this span, the city has the most number of rainy days, with June and July peaking at a soggy 66mm (2.6") of precipitation. The temperature also witnesses a downward trajectory touching 10.8°C (51.4°F) in July and lowers dropping to 7.1°C (44.8°F). The daylight during these months is also the shortest, averaging at 9.3 hours in June but improving to 10.5 hours by August.

Spring weather in Masterton

The transition from winter to summer is gracefully handled in Masterton with spring from September to November. High temperatures range from 12.3°C (54.1°F) to 15.7°C (60.3°F) and lows vary from 7.9°C (46.2°F) to 10.5°C (50.9°F). The rainfall drops to 46mm (1.81") in September and increases to 60mm (2.36") by November. Daylight hours start to lengthen, echoing the approach of summer.

Summer weather in Masterton

The summer season in Masterton, occurring from December to February, demonstrates the warmest temperatures, reaching highs between 18.3°C (64.9°F) to 19.7°C (67.5°F) and lows from 12.5°C (54.5°F) to 13.9°C (57°F). Rainfall during these months averages from 29mm (1.14") to 34mm (1.34"), yielding more dry days in comparison to other months. The daylight duration stays significant, offering long hours of sunshine and extending outdoor activities.

Autumn weather in Masterton

Autumn manifests in Masterton from March to May, presenting a notable shift from the summer heat to the winter chill. Highs during this season range from 15.8°C (60.4°F) to 19.4°C (66.9°F) and lows from 9.7°C (49.5°F) to 13.6°C (56.5°F). Rainfall steadily rises from 34mm (1.34") in March to a substantial 59mm (2.32") in May, foretelling the upcoming rainy winter season.

Winter weather in Masterton

The winter month's usher in cooler temperatures with highs falling between 10.8°C (51.4°F) to 13.8°C (56.8°F) and lows dipping from 7.1°C (44.8°F) to 9.7°C (49.5°F). Rainfall during this season can oscillate from 56mm (2.2") in August to a peak of 66mm (2.6") in June and July. Daylight hours are at their shortest, with June only offering an average of 9.3 hours.

Weather in January

In Masterton, New Zealand, January traditionally brings mild temperatures and a steady amount of rainfall. Compared to following February, the weather remains relatively stable. Uniquely, it has one of the longest periods of daylight, boasting 14.7 hours on average. Weather in January »

Weather in February

February continues the pattern established in the earlier month of January with temperate climate and relative humidity. The UV index sits consistently at 5, a moderate level prompting precautionary measures, especially between 10 am to 4 pm. Weather in February »

Weather in March

March weather in Masterton, New Zealand, sees a slight decline in average temperatures from February and a rise in rainfall. With daylight hours starting to shorten, the daylight hours average at 12.4 hours, a little less than February. Weather in March »

Weather in April

The weather in April in Masterton, New Zealand, starts to signal the onset of the colder months. Showers become more frequent than the previous month, March, with a significant increase in total rainfall. The temperature dips noticeably from the previous month, with the wind gaining strength up to 18km/h (11.2mph) on average. Weather in April »

Weather in May

May marks the transition from autumn to winter in Masterton, New Zealand, with an even considerable drop in temperature from April. The daylight hours are now noticeably shorter, registering an average of 9.9 hours. May experiences one of the highest monthly rainfalls in the year, with an average of 59mm (2.32"). Weather in May »

Weather in June

The month of June ushers in winter in Masterton, New Zealand, with low temperatures and high humidity. There is minimal variation from the previous month, May, in terms of temperature. It is unique for this month to have an average low of 8°C (46.4°F), making it the coolest month thus far in the year. Weather in June »

Weather in July

July is renowned for being the coldest month in Masterton, New Zealand, with temperatures falling even further from June levels. The relatively high amount of rainfall characterizing the preceding months decreases slightly. However, one peculiar event sets July apart: a slight increase in daylight hours to 9.5, after hitting the lowest point in June. Weather in July »

Weather in August

In Masterton, New Zealand, August showcases a gradual transition from harsh winter to mild spring and stands out due to a modest increase in temperatures from July. The longest sunshine duration since May emerges during August. A tangible decrease in total rainfall signifies the retreat of winter. Weather in August »

Weather in September

September duly announces the arrival of spring in Masterton, New Zealand. Compared to August, there is an appreciable increase in average temperatures and daylight hours. It turns noteworthy with peak wind speed, averaging around 20.6km/h (12.8mph) - the highest of the year. Weather in September »

Weather in October

October in Masterton, New Zealand, is a continuation of spring conditions with temperatures on a steady rising trend from September. With increased daylight hours, the UV index also rises to 4, recommending stronger sun protection. Weather in October »

Weather in November

As Masterton, New Zealand, enters into November, the weather turns noticeably warmer and drier compared to October. The rise in average temperatures signifies the onset of summer. Coinciding with the surge in temperature is an upsurge in the UV index to 4, signifying a need for moderate sun protection. Weather in November »

Weather in December

December signifies the beginnings of summer in Masterton, New Zealand, with a rise in average temperatures from November. The daylight hours extend, adding more warmth and brightness to the lay of the land. The month has a consistent visibility of 9km (5.6mi), a testament to the clear skies and good weather of December. Weather in December »
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Frequently asked questions

What is the least humid month in Masterton?

January, February and November, with an average relative humidity of 80%, are the least humid months in Masterton, New Zealand.

How many days does it rain in Masterton?

In Masterton, New Zealand, during the entire year, the rain falls for 172.3 days and collects up to 622mm (24.49") of precipitation.

When it does not snow in Masterton?

In Masterton, snow does not fall in January through July, September through December.

How many days does it snow in Masterton?

Throughout the year, there are 0.1 snowfall days.

What are the months with the highest UV index in Masterton?

January, February and December, with an average maximum UV index of 5, are months with the highest UV index in Masterton.

What time of the year is the hottest in Masterton?

Masterton's February weather, marked by an average high temperature of 19.7°C (67.5°F) and an average low temperature of 13.9°C (57°F), is the warmest in the year.

What is the driest month in Masterton?

February is the month with the least rainfall in Masterton, New Zealand. Rain falls for 9.2 days and accumulates 29mm (1.14") of precipitation.

When is Daylight Saving Time (DST) in Masterton?

On Sunday, 07. April 2024, at 3:00 am, Daylight Saving Time ends, 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 are the months with the lowest UV index in Masterton?

May through August, with an average maximum UV index of 3, are months with the lowest UV index in Masterton.

What is the most humid month in Masterton?

With an average relative humidity of 84%, June is the most humid month in Masterton.

What is the rainiest month in Masterton?

The wettest months in Masterton, New Zealand, are June and July, with an average 66mm (2.6") of rainfall.

What is the month with the shortest days in Masterton?

The month with the shortest days is June, with an average of 9h and 18min of daylight.

What is the month with the least sunshine in Masterton?

With an average of 4.9h of sunshine, June has the least sunshine of the year in Masterton, New Zealand.

What time of the year is the coldest in Masterton?

The coldest month is July, with an average high-temperature of 10.8°C (51.4°F) and an average low-temperature of 7.1°C (44.8°F).

When does it snow in Masterton?

The only month with snowfall in Masterton is August.

When does it snow the most in Masterton?

August has the most snowfall days of the year in Masterton, New Zealand. Snow falls for 0.1 days.

What month has the most sunshine in Masterton?

November has the most sunshine of the year, with an average of 8.8h of sunshine.

When are the longest days in Masterton?

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

Average temperature
Masterton, New Zealand

Average temperature - Masterton, New Zealand

The warmest month (with the highest average high temperature) is February (19.7°C).
The month with the lowest average high temperature is July (10.8°C).

The month with the highest average low temperature is February (13.9°C).
The coldest month (with the lowest average low temperature) is July (7.1°C).

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Average pressure
Masterton, New Zealand

Average pressure - Masterton, New Zealand

The month with the highest atmospheric pressure is March (1017.8mbar).
The month with the lowest atmospheric pressure is November (1012.3mbar).

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Average wind speed
Masterton, New Zealand

Average wind speed - Masterton, New Zealand

The windiest month (with the highest average wind speed) is September (20.6km/h).
The calmest month (with the lowest average wind speed) is March (16.9km/h).

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Average humidity
Masterton, New Zealand

Average humidity - Masterton, New Zealand

The month with the highest relative humidity is June (84%).
The months with the lowest relative humidity are January, February and November (80%).

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Average rainfall
Masterton, New Zealand

Average rainfall - Masterton, New Zealand

The wettest months (with the highest rainfall) are June and July (66mm).
The driest month (with the least rainfall) is February (29mm).

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Average rainfall days
Masterton, New Zealand

Average rainfall days - Masterton, New Zealand

The month with the highest number of rainy days is October (17.5 days).
The month with the least rainy days is February (9.2 days).

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Average snowfall days
Masterton, New Zealand

Average snowfall days - Masterton, New Zealand

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 / Average sunshine
Masterton, New Zealand

Average daylight / Average sunshine - Masterton, 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 18min).

The month with the most sunshine is November (Average sunshine: 8h and 48min).
The month with the least sunshine is June (Average sunshine: 4h and 54min).

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Average sunshine days
Masterton, New Zealand

Average sunshine days - Masterton, New Zealand

The month with the most sunshine days is March (18.4 days).
The month with the least sunshine days is September (10.7 days).

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Average UV index
Masterton, New Zealand

Average UV index - Masterton, New Zealand

The months with the highest UV index are January, February and December (UV index 5).
The months with the lowest UV index are May, June, July and August (UV index 3).

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Average visibility
Masterton, New Zealand

Average visibility - Masterton, New Zealand

The months with the highest visibility are February and March (10km).
The months with the lowest visibility are January, April, May, June, July, August, September, October, November and December (9km).

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Masterton, New Zealand

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