Weather Forecast for Greymouth

New Zealand

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Moderate rain

Current Weather - Greymouth: 14°C

New Zealand

Moderate rain

Feels like 12°C

Wind

31 km/h NW

Humidity

95%

Pressure

1001 mb

UV Index

0

Visibility

7 km

Heavy rain

Heavy rain

Thursday, December 25, 2025

High

15°C

Low

13°C

Rain Chance

96%

Hourly Forecast

Patchy rain nearby 13°C
00:00
Light rain shower 13°C
01:00
Light rain shower 13°C
02:00
Patchy rain nearby 13°C
03:00
Light rain shower 13°C
04:00
Light rain shower 13°C
05:00
Moderate rain 14°C
06:00
Moderate rain 14°C
07:00
Heavy rain 14°C
08:00
Moderate rain 14°C
09:00
Moderate rain 15°C
10:00
Light rain shower 14°C
11:00
Moderate or heavy rain shower 15°C
12:00
Light rain shower 15°C
13:00
Light rain shower 15°C
14:00
Light rain shower 15°C
15:00
Light rain shower 15°C
16:00
Light rain shower 14°C
17:00
Light rain shower 14°C
18:00
Light rain shower 14°C
19:00
Light rain 13°C
20:00
Light rain shower 14°C
21:00
Light rain shower 14°C
22:00
Moderate or heavy rain shower 14°C
23:00
Dec 26

Day Statistics

Maximum Wind

35 km/h

Humidity

92%

Precipitation

55 mm

UV Index

1

Visibility

9 km

Rain Chance

96%

Snow Chance

0%

Sun & Moon

Sunrise

05:56 AM

Sunset

09:14 PM

Moonrise

10:34 AM

Moonset

12:02 AM

Moon Phase

Waxing Crescent

Moon Illumination

22%

Air Quality

PM2.5

7.7

μg/m³

PM10

11.8

μg/m³

NO₂

1

μg/m³

O₃

47.4

μg/m³

SO₂

1.1

μg/m³

CO

61.1

μg/m³

US EPA Index: 1 GB DEFRA Index: 1

Solar Radiation Data

Shortwave Radiation

12.96

Diffuse Radiation

9.94

DNI

15.54

GTI

14.98

Weather Alerts

Heavy Rain Warning - Orange

Ranges of the Buller District
Severity: Moderate Urgency: Future

Expect 90 to 120 mm of rain. Peak rates of 10 to 20 mm/h expected from late Thursday afternoon. Thunderstorms possible. Impact: Streams and rivers may rise rapidly. Surface flooding, slips, and difficult driving conditions possible. Chance of upgrading to a Red Warning: Low. Changes: Upgraded to Orange Rain Warning.

Action: Clear your drains and gutters to prepare for heavy rain. Avoid low-lying areas and drive cautiously.

Event: rain Certainty: Likely Category: Met

When to visit Greymouth?

Plan your perfect trip with our month-by-month weather guide

⭐ Best months: January February March

January

☀️
20°C
💧
33 Days of rain
❄️
No snowfall
Best time to visit

February

☀️
21°C
💧
25 Days of rain
❄️
No snowfall
Best time to visit
🔥 Hottest month
🌵 Driest month

March

☀️
20°C
💧
27 Days of rain
❄️
No snowfall
Best time to visit

April

☀️
17°C
💧
29 Days of rain
❄️
No snowfall

May

☀️
15°C
💧
31 Days of rain
❄️
No snowfall

June

☀️
13°C
💧
31 Days of rain
❄️
Light snow possible

July

☀️
13°C
💧
27 Days of rain
❄️
Light snow possible
🥶 Coldest month

August

☀️
13°C
💧
30 Days of rain
❄️
Light snow possible

September

☀️
15°C
💧
35 Days of rain
❄️
Light snow possible

October

☀️
16°C
💧
39 Days of rain
❄️
Light snow possible
🌧 Wettest month,

November

☀️
17°C
💧
33 Days of rain
❄️
No snowfall

December

☀️
19°C
💧
37 Days of rain
❄️
No snowfall