Lower Hutt Weather in September

With daytime temperatures of 14°C (57°F) and nighttime lows of 9°C (48°F), September in Lower Hutt brings moderate temperatures during the day. Do keep in mind that quite a bit of rainfall is typical. Around 91 mm (3.6 in) falls on average.

Rainfall in Lower Hutt in September

Historically, the month has about 17 days of rain, averaging 91 mm (3.6 in) in total. A fairly balanced picture this month, some wet days but nothing too extreme in terms of intensity.

Temperature in Lower Hutt in September

In September, Lower Hutt sees moderate temperatures, with highs of 14°C (57°F). Nights drop to around 9°C (48°F). Temperatures can feel cooler in the morning and evening, so layering is often the best approach. Nights drop to 9°C (48°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet.

Sunshine in Lower Hutt in September

You can expect a moderate amount of sunlight, with approximately 170 hours. This means a pleasant mix of sun and overcast.

Wind Speed in Lower Hutt in September

Wind speeds average 7 m/s (14 knots) during September. At this speed, you experience strong wind that can make entire trees sway and create resistance when walking. Since this is an average, expect variation from moderate windy periods to particularly gusty days when umbrellas become difficult to control.

Average water temperature in September

The water sits at 12°C (54°F) this month, which is well below what most people consider swimmable. Wetsuits help, but expect it to still feel cold.

Should you favor a climate that's both dry and comfortably warm, February typically offers the most agreeable circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

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• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit New Zealand, check out our Lower Hutt's climate page.

Lower Hutt Temperature in September

Min Temperature 9°C (48°F)  

Max Temperature 14°C (57°F)  

Water Temperature 12°C (54°F) *  

Chance of Rain 55%  

Precipitation 91 mm (3.6 in)  

Rainy days 17 days  

Humidity 81% *  

Windspeed 7 m/s (14 knots) *  

Sunshine 170 hours *  

Percentage Sunshine *  

* Data from: Wellington, New Zealand (16 KM, 9 Miles).

Daily Historical Temperatures

50-year average (1976-2025)

Based on our historical records, temperatures in Lower Hutt typically stay consistent throughout September, with daily highs averaging around 14°C (57°F). Nights are cool, with lows around 9°C (48°F).

Average temperatures in September

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Daily Historical Precipitation

50-year average (1976-2025)

Average daily rainfall for each day of the month based on long-term records.

Average precipitation in September

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Historical weather for Lower Hutt in September

Browse day-by-day weather records for Lower Hutt spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.

Historical weather Temperatures Precipitation

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Lower Hutt historical weather extremes in September

Based on 49 years of weather observations (1976-2025), these are the most extreme conditions recorded in Lower Hutt.

• The hottest September day on record in Lower Hutt reached 22°C (72°F) (September 24, 1996).
• The coldest September day was on September 6, 1977, with a maximum of 6°C (43°F).
• The lowest overnight temperature recorded in September was 0°C (32°F) (September 7, 1997).

What to Wear in Lower Hutt in September

The weather can swing between comfortable and chilly in September, so flexibility is key. Pack a variety of tops, at least one warm layer, and both shorts and long pants. This gives you options no matter what the day brings. Expect heavy rainfall, so bring good rain protection and waterproof bags. With water temperatures around 12°C (54°F), the water is quite cold for swimming. You can skip the swimwear unless you're particularly tough. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.

What To Do in Lower Hutt in September

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

5/10

Cycling

6/10

Walking

6/10

Camping

4/10

Outdoor sports

9/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit New Zealand, check out our Lower Hutt's climate page.

More climate data for Lower Hutt

Temperature Rainfall Sunshine Humidity Wind Speed Water Temp

See the full Lower Hutt climate overview or explore weather in New Zealand.