Rolleston Climate by Month
Rolleston, Canterbury, New Zealand
Mild summers and cool winters, with rain spread through the year.
Rolleston has mild summers and cool winters, with rain spread through the year. Afternoon highs range from 52°F (11°C) in July to 74°F (23°C) in January, and July nights average 34°F (1°C). It gets 26 in (673 mm) of rain a year, spread across the months.
- Warmest month
- 74°F(23°C)
- Average high, January
- Coldest nights
- 34°F(1°C)
- Average low, July
- Rain per year
- 26 in(673 mm)
- No clear rainy season
- Humidity
- 71%
- Sunniest: December
Best and worst months in Rolleston
Best for weatherThe most comfortable weather comes from December to February, with highs around 73°F (23°C) and about 2.2 in (56 mm) of rain a month.
Least pleasantJune and July are the least pleasant; June is the coldest, with highs of only 53°F (12°C).
Comfort combines how close the afternoon high is to 75°F (24°C) with how much rain falls and how humid it is. See where the weather is best in February.
Temperature and rain through the year
Highs and lows (°F)
Average highAverage low
Rain (in per month)
Rolleston weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuaryBest | 74°F(23°C) | 52°F(11°C) | 2.4 in(62 mm) | 66% | 6.0 |
| FebFebruaryBest | 73°F(23°C) | 51°F(11°C) | 2.1 in(53 mm) | 68% | 5.3 |
| MarMarch | 69°F(21°C) | 49°F(9°C) | 2.1 in(53 mm) | 70% | 4.0 |
| AprApril | 64°F(18°C) | 43°F(6°C) | 2.6 in(67 mm) | 71% | 2.7 |
| MayMay | 58°F(15°C) | 40°F(4°C) | 2.2 in(55 mm) | 76% | 1.7 |
| JunJune | 53°F(12°C) | 35°F(2°C) | 2.0 in(52 mm) | 82% | 1.4 |
| JulJuly | 52°F(11°C) | 34°F(1°C) | 2.4 in(60 mm) | 73% | 1.5 |
| AugAugust | 55°F(13°C) | 36°F(2°C) | 2.4 in(61 mm) | 77% | 2.3 |
| SepSeptember | 59°F(15°C) | 40°F(4°C) | 1.7 in(44 mm) | 67% | 3.5 |
| OctOctober | 63°F(17°C) | 42°F(6°C) | 2.2 in(57 mm) | 67% | 4.9 |
| NovNovember | 67°F(20°C) | 46°F(8°C) | 2.2 in(57 mm) | 65% | 6.0 |
| DecDecemberBest | 71°F(22°C) | 50°F(10°C) | 2.0 in(52 mm) | 66% | 6.2 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
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