Rolleston vs Blenheim Climate
94%matchRolleston and Blenheim are a 94% climate match. Very close: temperatures within 2°F (1°C), with similar rain, humidity and sun.
Rolleston gets 26 in (673 mm) of rain a year and Blenheim 30 in (754 mm). January is the warmest month in both, with highs of 74°F (23°C) in Rolleston and 75°F (24°C) in Blenheim.
Climate fingerprints: ring color = average temperature, thickness = rain. January at the top.
Month by month
Highs and lows (°F)
RollestonBlenheimsolid = high, dashed = low
Rain (in per month)
RollestonBlenheim
Monthly averages
| Month | High | Low | Rain | |||
|---|---|---|---|---|---|---|
| Rolleston | Blenheim | Rolleston | Blenheim | Rolleston | Blenheim | |
| Jan | 74°F(23°C) | 75°F(24°C) | 52°F(11°C) | 55°F(13°C) | 2.4 in(62 mm) | 2.4 in(62 mm) |
| Feb | 73°F(23°C) | 75°F(24°C) | 51°F(11°C) | 54°F(12°C) | 2.1 in(53 mm) | 1.9 in(47 mm) |
| Mar | 69°F(21°C) | 72°F(22°C) | 49°F(9°C) | 52°F(11°C) | 2.1 in(53 mm) | 2.1 in(54 mm) |
| Apr | 64°F(18°C) | 66°F(19°C) | 43°F(6°C) | 47°F(8°C) | 2.6 in(67 mm) | 2.6 in(65 mm) |
| May | 58°F(15°C) | 62°F(16°C) | 40°F(4°C) | 42°F(6°C) | 2.2 in(55 mm) | 2.5 in(63 mm) |
| Jun | 53°F(12°C) | 57°F(14°C) | 35°F(2°C) | 37°F(3°C) | 2.0 in(52 mm) | 2.9 in(73 mm) |
| Jul | 52°F(11°C) | 55°F(13°C) | 34°F(1°C) | 37°F(3°C) | 2.4 in(60 mm) | 2.6 in(67 mm) |
| Aug | 55°F(13°C) | 58°F(15°C) | 36°F(2°C) | 39°F(4°C) | 2.4 in(61 mm) | 2.8 in(70 mm) |
| Sep | 59°F(15°C) | 62°F(17°C) | 40°F(4°C) | 42°F(6°C) | 1.7 in(44 mm) | 2.1 in(53 mm) |
| Oct | 63°F(17°C) | 66°F(19°C) | 42°F(6°C) | 45°F(7°C) | 2.2 in(57 mm) | 2.7 in(69 mm) |
| Nov | 67°F(20°C) | 69°F(21°C) | 46°F(8°C) | 49°F(10°C) | 2.2 in(57 mm) | 2.6 in(66 mm) |
| Dec | 71°F(22°C) | 73°F(23°C) | 50°F(10°C) | 53°F(12°C) | 2.0 in(52 mm) | 2.6 in(65 mm) |
1991–2020 averages, by calendar month.