October Weather in Greymouth, New Zealand

Last updated: August 31, 2025

In October, Greymouth, New Zealand, experiences a vibrant transition into spring, characterized by a maximum temperature of 20°C (68°F) and an average of 12°C (53°F). This month presents a refreshing yet occasionally brisk atmosphere, with temperatures dipping to a minimum of 2°C (36°F). The region is known for its frequent rainfall, receiving around 231 mm (9.1 in) over 20 days, resulting in a humidity level of 84% that enhances the lush landscapes. Despite the showers, October offers a unique charm, inviting nature lovers to explore the rejuvenating beauty of Greymouth.

October Temperature in Greymouth

In October, Greymouth experiences a gentle shift toward spring, with temperatures gradually warming up after the cooler months. The minimum temperature settles at a crisp 2°C (36°F), while the average rises to a comfortable 12°C (53°F), and the maximum reaches a pleasant 20°C (68°F). This month marks a transition, as the town sees an increase in warmth compared to the preceding months of September and August, which are marked by chillier averages and minima. As nature awakens and landscapes bloom, October offers the perfect blend of cool relief and mild sunshine, inviting both locals and visitors to enjoy the outdoors.

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

The chart illustrates October temperature patterns in Greymouth, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Greymouth, 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).
JanFebMarAprMayJunJulAugSepOctNovDec626261555248464850535760
Data source: Temperature data for Greymouth 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 Greymouth

In October, Greymouth experiences a notable shift in weather patterns, with an average precipitation of 231 mm (9.1 in) spread over 20 rainy days. As the month transitions from the drier spring to the wetter summer, October's rainfall remains significant, ranking among the top months for precipitation. This contributes to the trend of increasing rainfall, peaking in September at 262 mm, before slightly tapering off. The consistent rainfall throughout early spring reflects Greymouth's reputation for lush landscapes, fueled by the region's considerable moisture. Despite a reduction from September's intensity, October’s steady showers ensure the landscape remains vibrant, showcasing the beauty of this unique coastal town.

October Precipitation Trends in Greymouth

The chart displays monthly precipitation patterns in Greymouth, 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 Greymouth, October typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec202175213217238134251237262231257256
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

October Humidity in Greymouth

In October, Greymouth experiences a notable humidity level of 84%, marking a slight decrease from the peaks seen in May and June, where humidity reached 87%. This month sits comfortably within a broader trend of high humidity that characterizes the region, with figures consistently above 79% from January through November. Interestingly, after the peak in May, October's levels reflect the onset of spring, as humidity begins to stabilize after the wetter winter months. Overall, this month showcases a balance between refreshing air and the lingering moisture that defines Greymouth's unique coastal climate.

October Average Humidity in Greymouth

This chart illustrates the average monthly humidity levels in Greymouth, 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 Greymouth is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec81%79%81%84%87%87%87%85%85%84%82%84%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Greymouth

As October unfolds in Greymouth, New Zealand, residents and visitors alike should brace for a very high UV Index of 9, correlating to a burn time of just 15 minutes. This marks a noticeable uptick compared to the preceding months, reinforcing the trend of increasing UV intensity as spring approaches. Following the pattern observed in the earlier months, such a significant rise signals the need for heightened sun protection. Last month delivered a high UV Index of 6 with a longer burn time of 25 minutes, highlighting the shift in atmospheric conditions. With November's index set to climb even higher at 10, it's crucial for everyone to remain vigilant about sun safety. For more details on navigating UV exposure in this region, visit Greymouth UV Index.

Maximum UV Index Levels in Greymouth for October

The chart shows the monthly maximum UV Index (UVI) for Greymouth 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 Greymouth typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec1313964224691012
Data source: Greymouth 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 Greymouth

In October, Greymouth enjoys a delightful average of 239 hours of sunshine, marking a vibrant transition into spring. This month maintains a promising brightness following the previous winter, where hours dipped to a low of 163 in June. As we progress from the cooler months, October's sunshine hints at the approaching summer, showing a notable increase compared to the autumnal averages in March (244 hours) and April (210 hours). The sunny disposition continues its upward trend as it leads into November with 268 hours, culminating in December's peak of 302 hours. Overall, October serves as a beautiful bridge, inviting longer days and warmer weather, making it a cherished time for both locals and visitors alike to bask in Greymouth's natural beauty.

Monthly Sunshine Duration in Greymouth: October Highlighted

The October sunshine duration represents the total number of hours Greymouth 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.
JanFebMarAprMayJunJulAugSepOctNovDec247h279h244h210h181h163h177h194h217h239h268h302h
Data source: Greymouth October Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Greymouth During October

In Greymouth, New Zealand, October marks a significant dip in the likelihood of sunny weather, with only 23% of days expected to be bathed in sunshine. This decline follows a slightly brighter September, which enjoys a 37% chance of sun, hinting at a seasonal transition that often leads to cloudier, more unsettled conditions as spring progresses. Interestingly, as we move from the sunny heights of late summer, with January and February boasting over 33% sun chances, the trend takes a downward turn into the cooler months. By October, Greymouth finds itself among the more overcast periods of the year, setting a reminder that while the coast may be inviting, the sun might not be shining as frequently.

Percentage of Sunny Days in October in Greymouth

The chart illustrates the percentage of sunny days in Greymouth 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 Greymouth experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec33%35%33%32%38%34%36%34%37%23%35%20%
Data source: Greymouth October chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Greymouth in October

As October unfolds in Greymouth, New Zealand, daylight begins to regain its strength after the shorter days of winter. With roughly 13 hours of sunlight, October marks a significant increase compared to the previous months. This revival of daylight is part of a broader trend; after the autumn months that dip to around 10 hours in April, the days steadily lengthen, peaking in December with an impressive 15 hours. The gradual increase from the 11 hours observed in September to the vibrant 14 hours in November sets the stage for summer, inviting both residents and nature to bask in the warmth and brightness of the season ahead.

Average Daylight Hours in Greymouth for October

The chart illustrates the variation in daylight duration in Greymouth throughout the year, with October highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec14h 52m13h 44m12h 19m10h 54m9h 42m9h 6m9h 23m10h 26m11h 48m13h 14m14h 31m15h 12m
Data source: Greymouth daylight hours, calculated by summing the hours between sunrise and sunset for each day.

October Winds in Greymouth

In October, Greymouth experiences a gentle shift in its wind patterns, with average speeds settling at 2.3 m/s (5 mph). This slight decrease from the previous month's gustier conditions signals a transition as spring approaches its height. Overall, the month maintains a consistent breeze that echoes the calming rhythms of early spring. Prior months indicated a gradual increase in wind speeds, peaking in September at 3.1 m/s (7 mph). However, as October unfolds, the winds soften a bit, reminiscent of the region's characteristic mild climate, making it an ideal time for outdoor activities amidst the breathtaking scenery of New Zealand's West Coast. As November arrives, a mild uptick in wind speed is anticipated, hinting at the playful, refreshing winds to come in the summertime.

Average October Wind Speed in Greymouth

The chart displays monthly wind speed patterns in Greymouth, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.62.22.22.02.22.42.52.53.12.3 m/s2.63.0
Data source: Greymouth October wind data, generated using information from the Copernicus Climate Change Service.

How October Weather in Greymouth Compares to Other Months

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

October and January present contrasting weather patterns. In October, temperatures range from a low of 2°C (36°F) to a high of 20°C (68°F), with an average of 12°C (53°F). This month also sees significant rainfall, totaling 231 mm (9.1 in) over approximately 20 days, contributing to a high humidity level of 84%. Conversely, January experiences warmer conditions, with temperatures ranging from a minimum of 7°C (45°F) to a maximum of 26°C (80°F) and an average of 16°C (62°F). Despite being the warmest month, January has slightly less precipitation, at 202 mm (7.9 in) over around 15 days, and maintains a slightly lower humidity at 81%. For more detailed weather information, check Greymouth weather in January.

October and February present distinctly different weather patterns. In October, temperatures range from a chilly 2°C (36°F) to a mild 20°C (68°F), with an average of 12°C (53°F). The month is notably wet, accumulating 231 mm (9.1 in) of precipitation over 20 days, and experiencing high humidity at 84%. In contrast, February typically enjoys warmer temperatures, with a minimum of 6°C (43°F) and a maximum reaching 28°C (83°F), averaging 17°C (62°F). It's also less rainy, with total precipitation of 175 mm (6.9 in) across 13 days and slightly lower humidity at 79%. For more details about February weather, you can visit Greymouth weather in February.

When comparing the weather in October and March, we see distinct differences that illustrate the transition from autumn to spring. In October, temperatures range from a minimum of 2°C (36°F) to a maximum of 20°C (68°F), with an average of 12°C (53°F). The month is characterized by significant precipitation, totaling 231 mm (9.1 in) over about 20 days, and a high humidity level of 84%. In contrast, March offers milder conditions with minimum temperatures of 6°C (44°F) and maximums reaching 24°C (76°F), averaging around 16°C (61°F). It experiences slightly less precipitation at 213 mm (8.4 in) over 15 days and a lower humidity level of 81%. For a detailed overview of the weather patterns in March, you can check Greymouth weather in March.

In comparing the weather of October and April, both months experience similar temperature ranges, with minimum temperatures around 2°C (36°F) and average highs only slightly higher in April at 22°C (72°F) compared to 20°C (68°F) in October. However, April tends to be slightly drier, with 217 mm (8.5 in) of precipitation over 15 days, as opposed to October’s 231 mm (9.1 in) spread across 20 days. Interestingly, both months share the same humidity level of 84%, creating a consistently moist environment. For more specifics on April weather, you can check out Greymouth weather in April.

When comparing the weather in October and May, both months exhibit similar temperature ranges and precipitation levels, with October slightly warmer on average. In October, temperatures range from a minimum of 2°C (36°F) to a maximum of 20°C (68°F), while May has a slightly cooler range, with a minimum of 0°C (33°F) and a maximum of 19°C (67°F). Precipitation is abundant in both months, with October receiving 231 mm (9.1 in) over 20 days and May experiencing a similar total of 238 mm (9.4 in) over 16 days. Humidity levels are relatively high in both months, with October at 84% and May at 87%. For more details on May weather specifically, you can check Greymouth weather in May.

In comparing the weather between October and June, October typically offers warmer temperatures, with a minimum of 2°C and an average high of 20°C, compared to June’s minimum of 0°C and maximum of 18°C. However, October also sees significantly more precipitation, averaging 231 mm over 20 days, while June has 134 mm over just 12 days. Interestingly, both months experience high humidity, with October at 84% and June slightly higher at 87%. For more detailed insights, you can check out Greymouth weather in June.

When comparing the weather in October and July, we see notable differences in temperature and precipitation. October boasts a wider temperature range with a minimum of 2°C (36°F) and a maximum of 20°C (68°F), averaging at 12°C (53°F). In contrast, July's temperatures are cooler, with a minimum of 0°C (33°F) and a maximum of 15°C (60°F), averaging only 8°C (47°F). Although October has slightly less rainfall, totaling 231 mm (9.1 in) over 20 days, compared to July's 251 mm (9.9 in) over 16 days, the humidity levels in both months are quite similar, hovering around 84% and 87%, respectively. For a closer look at July’s specific weather patterns, you can visit Greymouth weather in July.

In comparing the weather of October and August, October tends to be slightly warmer, with temperatures ranging from a minimum of 2°C (36°F) to a maximum of 20°C (68°F), while August exhibits lower temperatures, with a minimum of 0°C (33°F) and a maximum of 17°C (63°F). Both months have similar levels of precipitation, with October receiving 231 mm (9.1 in) and August slightly higher at 237 mm (9.3 in), each experiencing rain on about 20 days. Humidity levels remain comparable in both months, hovering around 84% in October and 85% in August. For a detailed look at August weather, visit Greymouth weather in August.

When comparing the weather in October to September, a few notable differences emerge. October showcases slightly warmer temperatures, with minimums of 2°C (36°F) and maximums reaching up to 20°C (68°F), while September experiences a cooler range, with temperatures dipping as low as 0°C (32°F) and peaking at 18°C (64°F). Precipitation levels in October are also significant, totaling 231 mm (9.1 in) over 20 days, compared to September's 262 mm (10.3 in) over 17 days. Humidity remains relatively consistent between the two months, with October at 84% and September slightly higher at 85%. For more detailed insights into September weather, you can visit Greymouth weather in September.

October and November exhibit a gradual transition in weather patterns, with November typically experiencing slightly milder temperatures. In October, temperatures range from a minimum of 2°C (36°F) to a maximum of 20°C (68°F), while in November, these values shift to a minimum of 4°C (40°F) and a maximum of 23°C (74°F). Both months are characterized by significant rainfall, with October receiving 231 mm (9.1 in) over 20 days, compared to November's 257 mm (10.1 in) over 16 days. Interestingly, despite the increased precipitation in November, humidity levels are slightly lower at 82% compared to October's 84%. For more details on the weather in November, you can refer to Greymouth weather in November.

In October, temperatures in Greymouth range from a minimum of 2°C (36°F) to a maximum of 20°C (68°F), with an average of 12°C (53°F). The month is characterized by significant rainfall, totaling 231 mm (9.1 inches) over approximately 20 days, all while maintaining a humidity level of 84%.

In contrast, December features slightly warmer conditions, with minimum temperatures rising to 6°C (43°F) and maximums reaching 24°C (75°F), averaging around 16°C (61°F). Rainfall increases to 256 mm (10.1 inches), spread over 17 days, yet the humidity remains consistent at 84%. For those interested in more details, check out Greymouth weather in December.

Compare Greymouth's Climate with Cities Worldwide

Conclusion: What to Expect From October Weather in Greymouth

As October unfolds in Greymouth, it marks a transition from the cooler months, characterized by a notable increase in temperatures and a rise in humidity. With the city experiencing mild maximums and crisp minimums, this month brings a refreshing blend of warmth amidst frequent rains—a hallmark of Greymouth's October. Expect consistent precipitation, with rainy days common, adding a lush vibrancy to the landscape. While the landscape shakes off the chill of winter, it's essential to prepare for both sun and showers. For those seeking a detailed overview, visit Greymouth Climate for more insights into this dynamic weather!