Rolleston Weather in September

September in Rolleston brings moderate temperatures, with highs of 15°C (59°F) and nights dropping to 5°C (41°F). Expect some rainfall, with around 59 mm (2.3 in) typical for the month.

Rainfall in Rolleston in September

Historically, approximately 10 days this month are expected to have rain, averaging 59 mm (2.3 in). Neither particularly heavy nor particularly frequent, the rain this month is about average. A light jacket should be enough on most wet days.

Temperature in Rolleston in September

Temperatures in Rolleston in September top out at 15°C (59°F) and drop to 5°C (41°F) overnight. This creates a mild day-to-night pattern that is generally easy to manage with the right clothing. Nights drop to 5°C (41°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet.

Sunshine in Rolleston in September

The area experiences a moderate amount of sunshine, with approximately 167 hours of sunlight expected. This means a decent mix of sun and overcast.

Wind Speed in Rolleston in September

Average wind speeds reach 3 m/s (6 knots) in September, creating light breezes that feel pleasant throughout the day. Some days are calmer, while others bring slightly more active breezes.

Average water temperature in September

At 10°C (50°F), the water is very cold. Most people find it too uncomfortable for anything beyond a brief wade.

If your ideal day consists of dry skies and pleasant temperatures, January, February, March and December typically offer the best circumstances for Rolleston.

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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 Rolleston's climate page.

Rolleston Temperature in September

Min Temperature 5°C (41°F)  

Max Temperature 15°C (59°F)  

Water Temperature 10°C (50°F) *  

Chance of Rain 32%  

Precipitation 59 mm (2.3 in)  

Rainy days 10 days  

Humidity 79% *  

Windspeed 3 m/s (6 knots) *  

Sunshine 167 hours *  

Percentage Sunshine 48% *  

* Data from: Christchurch, New Zealand (18 KM, 11 Miles).

What to Wear in Rolleston 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. Wet weather is likely, so pack waterproof gear for multiple rainy days. Expect water temperatures of around 10°C (50°F), which is definitely too cold for comfortable swimming. Your luggage space is better used for other items. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.

What To Do in Rolleston 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

10/10

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 Rolleston's climate page.

More climate data for Rolleston

Temperature Rainfall Sunshine Humidity Wind Speed Water Temp

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