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Weather in New Zealand for May 2026

Your guide to New Zealand weather in May - trends and predictions

    Temperatures

  • In general, the average temperature in New Zealand at the beginning of May is 12.1 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 15.7 °C by the end of May.

    • Rain 🌧️

  • The climate of New Zealand in May is notably wet, with an average of 13 rainy days, and a total of 115.5 mm of precipitation.

    • More

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Average dry days
18
Dry days
Average rainy days
13
Rainy days
Average snowy days
0
Snow days
Average temperatures
12°/5°
Temperatures
Average wind speed
25 km/h
Avg max wind
Average humidity
81 %
Avg humidity

New Zealand Weather May

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

Temperatures trend during May in New Zealand

See the weather trend as well as the moving average line

May weather in New Zealand day by day

Click on a date for more information
April June
Date Weather Temperatures Rain UV More
1 May Sunny
Sunny
 10° /0° 0 mm 4
2 May Patchy rain possible
Patchy rain possible
 8° /1° 8.4 mm 2
3 May Overcast
Overcast
 16° /4° 3 mm 4
4 May Moderate or heavy rain shower
Moderate or heavy rain shower
 11° /6° 12.4 mm 3
5 May Sunny
Sunny
 10° /2° 0 mm 3
6 May Cloudy
Cloudy
 15° /2° 0 mm 4
7 May Moderate or heavy rain shower
Moderate or heavy rain shower
 15° /7° 6.9 mm 4
8 May Patchy rain possible
Patchy rain possible
 17° /3° 7.8 mm 4
9 May Overcast
Overcast
 5° /2° 0.3 mm 2
10 May Moderate or heavy rain shower
Moderate or heavy rain shower
 9° /2° 12.3 mm 2
11 May Patchy rain possible
Patchy rain possible
 11° /3° 1.5 mm 3
12 May Cloudy
Cloudy
 11° /2° 0 mm 3
13 May Overcast
Overcast
 9° /4° 0 mm 2
14 May Cloudy
Cloudy
 16° /3° 0 mm 4
15 May Partly cloudy
Partly cloudy
 21° /11° 0 mm 6
16 May Patchy rain possible
Patchy rain possible
 13° /8° 0.3 mm 3
17 May Overcast
Overcast
 14° /6° 0 mm 3
18 May Moderate rain at times
Moderate rain at times
 12° /7° 2.1 mm 3
19 May Patchy rain possible
Patchy rain possible
 14° /7° 0.5 mm 3
20 May Moderate rain at times
Moderate rain at times
 6° /3° 2.6 mm 2
21 May Overcast
Overcast
 7° /3° 0 mm 2
22 May Patchy rain possible
Patchy rain possible
 11° /3° 0.1 mm 3
23 May Moderate or heavy rain shower
Moderate or heavy rain shower
 6° /2° 22.5 mm 2
24 May Moderate or heavy rain shower
Moderate or heavy rain shower
 9° /5° 10.4 mm 2
25 May Moderate rain
Moderate rain
 10° /4° 11.6 mm 3
26 May Mist
Mist
 6° /3° 0 mm 2
27 May Sunny
Sunny
 19° /5° 0 mm 5
28 May Partly cloudy
Partly cloudy
 23° /4° 0 mm 6
29 May Overcast
Overcast
 22° /9° 0 mm 5
30 May Cloudy
Cloudy
 16° /10° 0 mm 4
31 May Moderate or heavy rain shower
Moderate or heavy rain shower
 14° /11° 12.8 mm 3
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Important Notice
Our weather forecast for New Zealand in May 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 Zealand forecast closer to your planned date for the most up-to-date weather information.
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New Zealand in May - FAQ

What are the expected maximum and minimum temperatures in New Zealand during May?
During May, expect a variety of temperatures with highs around 12° and lows near 5°, suitable for diverse activities and preferences.
How much rainfall should be expected in New Zealand during May?
Significant rainfall exceeding 115.5 mm is expected in New Zealand during May, occurring over more than 13 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in New Zealand during May?
The average wind speed in New Zealand during May is 25 km/h, suggesting breezy to windy conditions, depending on your activities.

May rainfall patterns in New Zealand

Explore the daily rainfall trends and prepare for New Zealands May weather 💧

UV exposure in New Zealand during May

Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️

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