Wellington
May
Weather in Wellington for May 2025
Your guide to Wellington weather in May - trends and predictions
In general, the average temperature in Wellington at the beginning of May is 17.4 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 18 °C by the end of May.
The climate of Wellington in May is notably wet, with an average of 11 rainy days.
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20
Dry days
11
Rainy days
0
Snow days
17°/8°
Temperatures
15 km/h
Avg max wind
74 %
Avg humidity
Wellington in May average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  17° | 2 17° | 3  17° | 4 17° | |||
| 5 18° | 6 18° | 7 18° | 8 18° | 9 19° | 10 18° | 11 15° |
| 12 18° | 13 21° | 14  17° | 15  19° | 16 20° | 17  18° | 18 13° |
| 19 15° | 20  13° | 21 14° | 22 16° | 23 17° | 24 16° | 25 18° |
| 26  15° | 27 17° | 28 17° | 29 18° | 30 22° | 31  19° |
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Temperatures trend during May in Wellington
See the weather trend as well as the moving average line
May weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 May | Patchy rain possible | 17° /7° | 0.1 mm | 5 | |
| 2 May | Patchy rain possible | 17° /6° | 0.1 mm | 5 | |
| 3 May | Mist | 17° /6° | 0 mm | 5 | |
| 4 May | Fog | 17° /6° | 0.2 mm | 5 | |
| 5 May | Fog | 18° /9° | 0.5 mm | 5 | |
| 6 May | Fog | 18° /7° | 0 mm | 5 | |
| 7 May | Mist | 18° /7° | 0 mm | 5 | |
| 8 May | Mist | 18° /7° | 0 mm | 5 | |
| 9 May | Fog | 19° /8° | 0 mm | 5 | |
| 10 May | Light rain shower | 18° /11° | 1.3 mm | 5 | |
| 11 May | Light rain shower | 15° /13° | 2.5 mm | 5 | |
| 12 May | Patchy rain possible | 18° /10° | 0.9 mm | 5 | |
| 13 May | Mist | 21° /10° | 0 mm | 6 | |
| 14 May | Sunny | 17° /7° | 0 mm | 6 | |
| 15 May | Partly cloudy | 19° /6° | 0 mm | 6 | |
| 16 May | Sunny | 20° /7° | 0 mm | 7 | |
| 17 May | Light rain | 18° /7° | 3.8 mm | 5 | |
| 18 May | Patchy rain possible | 13° /3° | 0.4 mm | 4 | |
| 19 May | Patchy rain possible | 15° /4° | 0.8 mm | 5 | |
| 20 May | Heavy rain at times | 13° /7° | 2.4 mm | 4 | |
| 21 May | Patchy rain possible | 14° /8° | 1.3 mm | 4 | |
| 22 May | Partly cloudy | 16° /5° | 0 mm | 6 | |
| 23 May | Partly cloudy | 17° /6° | 0 mm | 6 | |
| 24 May | Partly cloudy | 16° /5° | 0.8 mm | 5 | |
| 25 May | Patchy rain possible | 18° /6° | 1.2 mm | 5 | |
| 26 May | Overcast | 15° /5° | 0 mm | 5 | |
| 27 May | Partly cloudy | 17° /6° | 0 mm | 6 | |
| 28 May | Patchy rain possible | 17° /6° | 0.7 mm | 6 | |
| 29 May | Overcast | 18° /6° | 0 mm | 6 | |
| 30 May | Overcast | 22° /9° | 0.5 mm | 6 | |
| 31 May | Cloudy | 19° /11° | 0.7 mm | 5 | |
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Important Notice
Our weather forecast for Wellington 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 Wellington forecast closer to your planned date for the most up-to-date weather information.
Wellington in May - FAQ
What are the expected maximum and minimum temperatures in Wellington during May?
Enjoy moderate daytime temperatures of up to 17° and cooler nights around 8°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Wellington during May?
Expect minimal rainfall in Wellington during May, with a total of 19.6 mm over approximately 11 days. This minimal precipitation is unlikely to significantly impact plans.
What are the typical wind conditions in Wellington during May?
The average wind speed in Wellington during May is 15 km/h, suggesting breezy to windy conditions, depending on your activities.
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