October Weather in Hamilton, New Zealand

Last updated: August 31, 2025

October in Hamilton, New Zealand, showcases a mild temperate climate, with maximum temperatures reaching 22°C (72°F) and an average of 14°C (57°F). As the month progresses, minimum temperatures can dip to 3°C (37°F), indicating cooler nights. With 107 mm (4.2 in) of rainfall spread over 14 days, residents experience a blend of sunny and rainy spells, enhancing the lush greenery of the region. The humidity levels hover around 76%, contributing to a fresh, invigorating atmosphere that embodies springtime in Hamilton.

October Temperature in Hamilton

In October, Hamilton, New Zealand begins to shake off the chill of winter, presenting a refreshing transition into spring. With minimum temperatures hovering around 3°C (37°F) and averages climbing to 14°C (57°F), the city experiences a gradual warming trend that sets the tone for the following months. These temperatures peak at a pleasant 22°C (72°F), inviting locals and visitors alike to enjoy outdoor activities as nature begins to bloom. Compared to the preceding months, October marks a significant uplift, as temperatures consistently rise from the colder winter months, making this a delightful time to explore Hamilton’s parks and gardens.

October Weather in Hamilton: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Hamilton, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hamilton, October typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec676865605552505254576166
Data source: Temperature data for Hamilton generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

October Precipitation in Hamilton

In October, Hamilton, New Zealand, experiences a notable average precipitation of 107 mm (4.2 in), maintaining a consistent level of rainfall typical for spring. With 14 rainy days, October's weather mirrors the trends seen in September, where significant moisture prepares the landscape for the upcoming warmer months. This consistent precipitation, slightly less than the peak of winter months like July and August, highlights a gradual transition as the region shifts away from its wetter, colder season. The maintained moisture levels not only enrich Hamilton's lush greenery but also suggest a favorable climate for the blooming flora that characterizes the month.

October Precipitation Trends in Hamilton

The chart displays monthly precipitation patterns in Hamilton, with values for each month alongside October’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how October’s conditions compare to those of other months. In Hamilton, October typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec56819511710710413114912010787113
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

October Humidity in Hamilton

In Hamilton, New Zealand, October marks a subtle shift in humidity levels, with an average of 76%. As spring progresses, this month demonstrates a slight decline from the higher humidity peaks of winter—82% in July and 81% in June—while remaining more humid than the preceding autumn months. The humidity in October is consistent with the lingering warmth of late spring, setting the stage for the vibrant bloom of new growth. Notably, the trend for the year shows a general pattern of increased humidity during the winter months, gradually easing as summer approaches, creating a refreshing atmosphere that characterizes the season.

October Average Humidity in Hamilton

This chart illustrates the average monthly humidity levels in Hamilton, with October’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In October, average humidity in Hamilton is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec75%73%73%73%79%81%82%79%77%76%75%74%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Hamilton

In October, Hamilton, New Zealand, experiences a UV Index of 10, classified as very high, with a potential burn time of just 15 minutes. This marks a return to heightened UV levels following the moderate readings of winter months. It’s noteworthy that as we transition into summer, the UV Index typically peaks, contrasting sharply with the moderate indices seen in the cooler months of May through August. As daylight hours increase and the sun's intensity grows, residents should stay vigilant and protect their skin to avoid the risks associated with such elevated UV exposure. To learn more about the UV Index trends year-round, check out Hamilton UV Index.

Maximum UV Index Levels in Hamilton for October

The chart shows the monthly maximum UV Index (UVI) for Hamilton in October, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In October, the maximum UV index in Hamilton typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141410743357101113
Data source: Hamilton October UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

October Sunshine in Hamilton

In Hamilton, New Zealand, October brings a delightful promise of sunshine, with 263 hours of radiant light bathing the city. This month stands as a beacon of brightness, nestled between the crisp months of September and the sun-drenched days of November, which boasts the highest sunshine record of 289 hours. October's warm glow showcases a significant uptick from the cooler, shorter days of winter, where hours dipped as low as 175 in June. The trend reveals a steady increase in daylight as the year progresses, with October emerging as not just a precursor to the summer months, but a vibrant chapter in Hamilton's climate narrative, inviting residents and visitors alike to bask in its warm embrace.

Monthly Sunshine Duration in Hamilton: October Highlighted

The October sunshine duration represents the total number of hours Hamilton experiences direct sunlight during the month of October, excluding cloudy or obstructed periods. This chart compares the sunshine duration of October with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec273h267h261h227h203h175h198h223h245h263h289h329h
Data source: Hamilton October Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Hamilton During October

As October rolls in, Hamilton, New Zealand, welcomes a shift in weather patterns, bringing a notable decrease in sunny days compared to the earlier months of the year, with a sun chance of only 25%. This marks a significant drop from the summer peak in January at 47%, illustrating how the arrival of spring brings more variability. The chance of sunshine remains low in October, mirroring the trend seen in the late winter and early spring months of September and November, both hovering around 37%. As the month unfolds, residents and visitors may want to keep their umbrellas handy, as the city transitions into the wetter spring months, reminding us that sunny days are precious during this time of year.

Percentage of Sunny Days in October in Hamilton

The chart illustrates the percentage of sunny days in Hamilton throughout the year, with October highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Hamilton experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec47%37%40%40%38%32%38%39%37%25%37%27%
Data source: Hamilton October chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Hamilton in October

As Hamilton, New Zealand, welcomes October, residents enjoy a delightful resurgence in daylight, basking in approximately 13 hours of sunlight. This marks a seasonal shift, following the shorter days of winter, which see daylight dip to just 9 hours in June and July. As spring unfolds, days gradually lengthen, igniting a vibrant atmosphere as nature blooms. The trend reveals a smooth transition from the darker months, peaking in summer with 14 hours of daylight in November and December. Thus, October serves as a perfect bridge, offering the perfect mix of warmth and light, rejuvenating both the landscape and the spirit of the community.

Average Daylight Hours in Hamilton for October

The chart illustrates the variation in daylight duration in Hamilton throughout the year, with October highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec14h 25m13h 28m12h 17m11h 5m10h 5m9h 35m9h 49m10h 41m11h 50m13h 3m14h 8m14h 42m
Data source: Hamilton daylight hours, calculated by summing the hours between sunrise and sunset for each day.

October Winds in Hamilton

As October sweeps across Hamilton, New Zealand, the winds carry with them a slight increase in vigor, averaging 4.2 m/s (9 mph). This month gently follows September's peak windiness of 4.3 m/s (10 mph), showcasing a trend where spring's embrace ushers in a steady flow, providing a refreshing backdrop to the blossoming landscape. Compared to the more tranquil months of summer, where breezes linger close to 3.1 m/s (7 mph), October’s winds whisper the promise of change, hinting at the approaching summer season. With wind speeds gradually climbing since winter, October gives residents a delightful taste of nature's spirited transition, adding a vibrant energy to everyday life in this picturesque region.

Average October Wind Speed in Hamilton

The chart displays monthly wind speed patterns in Hamilton, with values for each month shown alongside October's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how October's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec3.43.12.93.13.43.43.73.94.34.2 m/s3.23.8
Data source: Hamilton October wind data, generated using information from the Copernicus Climate Change Service.

How October Weather in Hamilton Compares to Other Months

Weather in Hamilton varies notably across the year, with each month offering distinct climate conditions. This page compares October’s weather to other months in Hamilton, focusing on differences in temperature, rainfall, humidity, and UV levels.

In October, the weather is characterized by cooler temperatures, with minimums around 3°C (37°F) and maximums reaching 22°C (72°F), resulting in a mild average of 14°C (57°F). It experiences significant precipitation, totaling 107 mm (4.2 in) over about 14 days, accompanied by a humidity level of 76%. In contrast, January brings warmer weather, with temperatures ranging from a minimum of 8°C (47°F) to a maximum of 29°C (85°F), averaging 20°C (68°F). The month sees considerably less precipitation, at 56 mm (2.2 in) over just 6 days, and maintains a similar humidity level of 75%. For more detailed insights, check out Hamilton weather in January.

When comparing the weather in October and February, notable differences emerge. October features a cooler temperature range, with minimums dipping to 3°C (37°F) and average highs of around 14°C (57°F), while February showcases milder conditions, with temperatures ranging from a minimum of 7°C (45°F) to average highs of 20°C (68°F). Additionally, October experiences more precipitation, totaling 107 mm (4.2 in) over about 14 days, compared to February's 81 mm (3.2 in) over just 9 days. Both months have similar humidity levels, hovering around 76% in October and slightly lower at 73% in February. For more details on February weather, visit Hamilton weather in February.

October and March offer contrasting weather experiences. October typically sees cooler temperatures, with a minimum of 3°C (37°F), an average of 14°C (57°F), and a maximum of 22°C (72°F). It is also marked by higher precipitation at 107 mm (4.2 in) over 14 days, resulting in a relatively humid environment at 76%. In contrast, March tends to be warmer, with a minimum of 7°C (45°F), an average of 18°C (65°F), and a maximum of 29°C (84°F). The month experiences less precipitation at 94 mm (3.7 in) over 10 days and lower humidity at 73%. For more details about March weather, you can check Hamilton weather in March.

In comparing the weather of October and April, we observe that both months have similar temperature ranges, with October featuring a minimum of 3°C and an average of 14°C, while April shows a slightly warmer minimum of 4°C and an average of 15°C. The maximum temperatures are also comparable, with October reaching up to 22°C and April peaking at 24°C. Precipitation levels are slightly higher in April at 117 mm, compared to October's 107 mm, although October has a higher number of rainy days at 14 compared to April's 11 days. Humidity remains relatively consistent, with October at 76% and April at 73%. For a closer look at the climate in April, you can check Hamilton weather in April.

In October, the weather features a slightly wider temperature range with minimums of 3°C (37°F) and maximums reaching 22°C (72°F), offering an average temperature of 14°C (57°F). This month experiences more precipitation, totaling 107 mm (4.2 in) over approximately 14 days, accompanied by a humidity level of 76%.

In contrast, May tends to be cooler, beginning with minimum temperatures as low as -2°C (29°F) and maintaining an average of 13°C (55°F), while the maximums stay similar at 22°C (71°F). Despite comparable precipitation levels of 107 mm (4.2 in), it occurs over fewer days, about 11, resulting in a slightly higher humidity rate of 79%. For more details, you can explore Hamilton weather in May.

In comparing the weather of October and June, October generally presents milder temperatures with a minimum of 3°C (37°F) and an average of 14°C (57°F), peaking at 22°C (72°F). In contrast, June experiences slightly cooler temperatures, with a minimum of -2°C (29°F) and an average of 11°C (52°F), reaching a maximum of 20°C (68°F). Precipitation levels are similar in both months, with October receiving 107 mm (4.2 in) over 14 days, while June has 104 mm (4.1 in) across 12 days. Additionally, humidity is slightly lower in October at 76%, compared to June's 81%. For more details, check out Hamilton weather in June.

When comparing the weather in October and July, October generally offers milder temperatures, with an average of 14°C (57°F) and highs reaching 22°C (72°F), while July experiences lower temperatures, averaging 10°C (50°F) and peaking at 18°C (65°F). Precipitation is slightly higher in July, totaling 131 mm (5.1 in) over 13 days compared to October's 107 mm (4.2 in) across 14 days, although both months experience a notable amount of rainfall. Humidity levels are also similar, with October at 76% and July slightly higher at 82%. For more details on July weather conditions, you can refer to Hamilton weather in July.

In comparing the weather of October and August, October tends to be milder with average temperatures ranging from a chilly 3°C (37°F) to a maximum of 22°C (72°F), while August exhibits cooler temperatures, with minimums of -4°C (25°F) and maximums of 18°C (64°F). Precipitation in October totals 107 mm (4.2 in) spread across 14 days, which is slightly less than the 149 mm (5.9 in) over 16 days in August. Humidity levels remain high in both months, with October at 76% and August a little higher at 79%. For more details on the weather in August, you can check this link: Hamilton weather in August.

October's weather shows a slight warming trend compared to September, with average temperatures rising from 12°C (54°F) in September to 14°C (57°F) in October. The maximum temperature in October reaches 22°C (72°F), providing a more pleasant feel than September’s peak of 20°C (68°F). While October experiences a bit less precipitation at 107 mm (4.2 in) over 14 days, it remains relatively humid with an average humidity of 76%. In contrast, September had a slightly higher precipitation level of 119 mm (4.7 in) across 15 days, and a minimum temperature that dipped to 0°C (32°F). For more specific details on September's climate, you can check Hamilton weather in September.

October and November showcase a gradual warming trend as autumn transitions towards summer. In October, temperatures range from a chilly minimum of 3°C (37°F) to a comfortable maximum of 22°C (72°F), while November sees a shift with temperatures starting at a milder 6°C (43°F) and peaking at a warmer 27°C (80°F). Although October experiences slightly more precipitation at 107 mm (4.2 in) over 14 days, November has a lower total of 87 mm (3.4 in) across 12 days. Humidity remains relatively stable, with October at 76% and November at 75%. For more detailed information, check out Hamilton weather in November.

October and December showcase notable differences in weather patterns. In October, temperatures range from a chilly minimum of 3°C (37°F) to a comfortable maximum of 22°C (72°F), with an average of 14°C (57°F). The month sees significant precipitation, totaling 107 mm (4.2 in) over 14 days, accompanied by a humidity level of 76%.

In contrast, December is warmer, with temperatures starting at a minimum of 5°C (42°F) and peaking at 27°C (81°F), averaging 19°C (66°F). Precipitation slightly increases to 112 mm (4.4 in) over 13 days, while humidity remains lower at 74%. For more detailed insights, check out Hamilton weather in December.

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Conclusion: What to Expect From October Weather in Hamilton

As October unfolds in Hamilton, the weather offers a refreshing change to the spring season. With average temperatures rising to a mild 14°C, it invites outdoor adventures while still requiring a light jacket for the cooler evenings. The increased precipitation of 107 mm over 14 days means that the landscape is vibrant and lush, making it a picturesque time to visit. Humidity levels hover around 76%, adding a touch of warmth to the crisp air, distinguishing October's climate from the chillier preceding months. For more insights into Hamilton's diverse weather patterns, check out Hamilton Climate.