Discover the best time of year, based on historical climate, temperature, and precipitation.
The best weather in Invercargill is from January, February, March. — some variation climate
🌨Cold
| Score | 72 | 70 | 64 | 42 | 28 | 19 | 14 | 25 | 29 | 35 | 50 | 63 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Climate | Cool & rainy | Cool & rainy | Mild | Cold | Cold | Cold | Cold | Cold | Cold | Cold | Cool & rainy | Cool & rainy |
| Temperature | 11–19°C | 11–18°C | 10–17°C | 8–15°C | 6–12°C | 4–10°C | 3–9°C | 4–11°C | 5–12°C | 6–14°C | 8–16°C | 10–17°C |
| Feels like | 8–17°C | 8–17°C | 7–15°C | 5–12°C | 2–9°C | 0–7°C | -1–6°C | 0–7°C | 1–9°C | 3–11°C | 5–13°C | 7–16°C |
| Precipitation | 106mm 15 days | 107mm 13 days | 95mm 13 days | 105mm 15 days | 101mm 15 days | 81mm 13 days | 94mm 17 days | 80mm 14 days | 108mm 17 days | 125mm 19 days | 107mm 17 days | 110mm 17 days |
| Sunshine | 8.5h ☀︎ 55% | 9.0h ☀︎ 64% | 7.1h ☀︎ 57% | 6.0h ☀︎ 55% | 4.9h ☀︎ 52% | 4.9h ☀︎ 57% | 4.6h ☀︎ 51% | 6.2h ☀︎ 61% | 7.2h ☀︎ 61% | 7.7h ☀︎ 57% | 9.3h ☀︎ 62% | 8.9h ☀︎ 56% |
| Wind | W · 29 km/h | W · 27 km/h | NW · 25 km/h | NW · 28 km/h | NW · 26 km/h | N · 24 km/h | NW · 25 km/h | NW · 24 km/h | NW · 28 km/h | W · 30 km/h | W · 29 km/h | W · 29 km/h |
| Humidity (%) | 75% | 77% | 79% | 79% | 82% | 84% | 83% | 81% | 79% | 77% | 77% | 76% |
| Day length | 15.3h | 14.0h | 12.4h | 10.8h | 9.4h | 8.7h | 9.0h | 10.2h | 11.8h | 13.4h | 14.9h | 15.7h |
Visitors surge south as early as November chasing the South Island's longest days, but Invercargill does not genuinely warm up until January, when the maritime gales finally yield to steady summer light.
Invercargill sits at the foot of the Southland Plains, staring out toward the wild waters of the southern ocean. It is not a manicured resort town. Laid out on an unapologetic grid with wide avenues named after Scottish rivers—Dee Street and Tay Street cutting broad swathes through the commercial centre—it is a working, resilient provincial capital. Travelers use it as the southern springboard: the dramatic wilderness of Fiordland National Park flanks the west, the rain-forested, sea-battered Catlins stretches away to the east, and the port of Bluff lies just eighteen kilometres south. To stay in Invercargill itself is to understand how New Zealand lives at its rugged southern limit, where the weather is a physical presence shaping daily life.
January and February are the months when Invercargill feels most at ease with itself. The subantarctic air finally loosens its grip, replaced by long, soft afternoons and bright evening light that stretches well past bedtime. The city’s wide streets lose their desolate, wind-scoured quality, and walking through the rose gardens and tree-lined paths of Queens Park becomes an unhurried pleasure rather than an endurance exercise.
You will not get tropical heat. A midsummer high here averages around nineteen degrees, and the air carries a crisp, ocean-washed bite even under direct sun. Rainfall never stops entirely—in the deep south, a light marine mist can materialize out of blue sky within an hour—but in midsummer, the showers are gentle interruptions rather than day-ruining squalls. If you want to explore the Ōreti River estuary or spend uninterrupted hours exploring coastal Southland without living inside heavy wet-weather gear, this is the only window that reliably delivers.
March retains the glow of late summer during the middle of the day, but the edges of the calendar fray quickly. By early afternoon, shadows lengthen dramatically across Tay Street, and by evening, a bite returns to the air that sends locals searching for their heavy knitwear. Crowd numbers begin to taper off as international tour buses clear out toward the north.
April is when the Southland autumn genuinely takes hold. The foliage across the city turns brilliant shades of copper and gold, contrasting against brooding, leaden skies. Daytime temperatures slide steadily into the mid-teens, and when the wind blows directly off the sea, it cuts straight through standard layers. It is an atmospheric time to witness the surrounding farming heartland settle in for winter, but outdoor excursions down to Bluff or out toward the Catlins coast require woollen base layers and windproof shells.
From May through August, Invercargill enters a dark, relentless chill. This is the low point of the year, where daily highs struggle to reach nine degrees in July and the wind chill makes midday feel barely above freezing. The sun stays low on the northern horizon, offering less than five hours of pale light before dusk falls in the middle of the afternoon.
Rain in these months is not torrential; rather, it is a perpetual, hovering damp that coats windscreens and slicks the tarmac of Dee Street day after day. Cold fronts push straight up from the Southern Ocean, bringing squalls that rattle iron roofs and leave dusting frost across the Southland Plains. Unless you have specific business in town or are passing through en route to empty, storm-tossed coastal landscapes, visiting now requires genuine stoicism. The city turns entirely inward to firesides and closed doors.
Spring arrives reluctantly. September and October are turbulent, volatile months where bright spells of sun are frequently ambushed by hail showers and biting westerly gales blowing across the Ōreti River. October is routinely the wettest stretch of the calendar, catching underprepared travelers who assume spring brings mild weather.
The real trap, however, is November. Travel indices show visitor numbers spiking to their absolute annual peak in November and December, driven by travelers trying to beat the high-summer rush and capitalize on sixteen hours of daylight. Yet November remains raw, damp, and decidedly cool. Coming before the New Year means paying peak-season attention for early-spring weather. If you arrive in late spring, expect moody skies and brisk winds, and save your optimism for the settled warmth of mid-January.