easeweather.com
New Plymouth
AucklandBlenheimChristchurchCoromandelDunedinFranz JosefGisborneGreymouthHaastHamiltonHavelock NorthInvercargillLake TekapoMilford SoundMount Cook VillageNapierNelson
New Plymouth
PaihiaPictonQueenstownRotoruaTaupoTaurangaTe AnauTimaruWanakaWellingtonWhanganuiWhangarei More Locations
New Zealand weather

Weather in New Plymouth for December 2026

Your guide to New Plymouth weather in December - trends and predictions

    Temperatures

  • In general, the average temperature in New Plymouth at the beginning of December is 18.4 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 20.4 °C by the end of December.

    • Rain 🌧️

  • The climate of New Plymouth in December is notably wet, with an average of 12 rainy days, and a total of 118.9 mm of precipitation.

    • More

  • Is December a good time to visit New Plymouth? check out the best time to travel to New Plymouth page.

Average dry days
19
Dry days
Average rainy days
12
Rainy days
Average snowy days
0
Snow days
Average temperatures
19°/13°
Temperatures
Average wind speed
22 km/h
Avg max wind
Average humidity
79 %
Avg humidity

New Plymouth Weather December

Move between months or click on a day
November
January
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Partly cloudy
17°
2
Patchy rain possible
18°
3
Moderate rain
18°
4
Patchy rain possible
18°
5
Light rain shower
18°
6
Patchy rain possible
20°
7
Patchy rain possible
20°
8
Patchy rain possible
19°
9
Light rain
20°
10
Light rain
18°
11
Overcast
19°
12
Light rain
18°
13
Sunny
19°
14
Patchy rain possible
19°
15
Patchy rain possible
19°
16
Light rain
18°
17
Patchy rain possible
18°
18
Fog
19°
19
Patchy rain possible
19°
20
Patchy rain possible
18°
21
Light rain
19°
22
Moderate or heavy rain shower
19°
23
Moderate rain
19°
24
Light rain
19°
25
Light rain
19°
26
Moderate rain
20°
27
Sunny
21°
28
Patchy rain possible
21°
29
Light rain
21°
30
Moderate rain
21°
31
Light rain
20°

Temperatures trend during December in New Plymouth

See the weather trend as well as the moving average line

December weather in New Plymouth day by day

Click on a date for more information
November January
Date Weather Temperatures Rain UV More
1 Dec. Partly cloudy
Partly cloudy
 17° /12° 0.9 mm 6
2 Dec. Patchy rain possible
Patchy rain possible
 18° /14° 0.4 mm 6
3 Dec. Moderate rain
Moderate rain
 18° /14° 15.5 mm 6
4 Dec. Patchy rain possible
Patchy rain possible
 18° /14° 0.7 mm 6
5 Dec. Light rain shower
Light rain shower
 18° /13° 1.6 mm 7
6 Dec. Patchy rain possible
Patchy rain possible
 20° /13° 0.2 mm 7
7 Dec. Patchy rain possible
Patchy rain possible
 20° /12° 0.1 mm 7
8 Dec. Patchy rain possible
Patchy rain possible
 19° /13° 2.4 mm 6
9 Dec. Light rain
Light rain
 20° /12° 4.9 mm 6
10 Dec. Light rain
Light rain
 18° /12° 1.5 mm 7
11 Dec. Overcast
Overcast
 19° /12° 0 mm 7
12 Dec. Light rain
Light rain
 18° /12° 2.7 mm 6
13 Dec. Sunny
Sunny
 19° /12° 0.5 mm 7
14 Dec. Patchy rain possible
Patchy rain possible
 19° /13° 0 mm 7
15 Dec. Patchy rain possible
Patchy rain possible
 19° /14° 0.2 mm 6
16 Dec. Light rain
Light rain
 18° /14° 6.3 mm 6
17 Dec. Patchy rain possible
Patchy rain possible
 18° /12° 2.3 mm 6
18 Dec. Fog
Fog
 19° /11° 0.7 mm 7
19 Dec. Patchy rain possible
Patchy rain possible
 19° /13° 2 mm 7
20 Dec. Patchy rain possible
Patchy rain possible
 18° /13° 2.1 mm 6
21 Dec. Light rain
Light rain
 19° /13° 4.5 mm 6
22 Dec. Moderate or heavy rain shower
Moderate or heavy rain shower
 19° /14° 8.9 mm 6
23 Dec. Moderate rain
Moderate rain
 19° /16° 11 mm 5
24 Dec. Light rain
Light rain
 19° /15° 9.1 mm 7
25 Dec. Light rain
Light rain
 19° /14° 3.8 mm 7
26 Dec. Moderate rain
Moderate rain
 20° /14° 10 mm 5
27 Dec. Sunny
Sunny
 21° /14° 0.6 mm 7
28 Dec. Patchy rain possible
Patchy rain possible
 21° /13° 0.5 mm 8
29 Dec. Light rain
Light rain
 21° /14° 9.1 mm 7
30 Dec. Moderate rain
Moderate rain
 21° /15° 10 mm 5
31 Dec. Light rain
Light rain
 20° /15° 6.6 mm 6
Next
Important Notice
Our weather forecast for New Plymouth in December is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the New Plymouth forecast closer to your planned date for the most up-to-date weather information.
Change Month
‹
›

New Plymouth in December - FAQ

What are the expected maximum and minimum temperatures in New Plymouth during December?
Enjoy moderate daytime temperatures of up to 19° and cooler nights around 13°. Ideal for a range of outdoor activities, from hiking to city tours.

How much rainfall should be expected in New Plymouth during December?
Significant rainfall exceeding 118.9 mm is expected in New Plymouth during December, occurring over more than 12 days. Preparing for wet conditions is recommended in your planning.

What are the typical wind conditions in New Plymouth during December?
The average wind speed in New Plymouth during December is 22 km/h, suggesting breezy to windy conditions, depending on your activities.

December rainfall patterns in New Plymouth

Explore the daily rainfall trends and prepare for New Plymouths December weather 💧
Typically, New Plymouth has 12 rainy days in December with a total of 118.9 mm of rainfall.

UV exposure in New Plymouth during December

Stay informed about UV levels for safe outdoor activities throughout the month of December ☀️
Quick links
More New Plymouth weather pages
You are here
Location coordinates Where is New Plymouth?

Get accurate weather forecasts for New Plymouth, located at latitude -39.067 and longitude 174.083. Stay updated with localized weather information tailored for New Plymouth.

Found a mistake?
We appreciate your attention to details. Tell us here.