Weather Forecasts, Road Conditions, and Weather Radar for SH 1 Southern Motorway

Current & 7-day weather forecast, road conditions, and weather radar for SH 1 Southern Motorway.
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Weather Radar for SH 1 Southern Motorway

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Road Conditions for SH 1 Southern Motorway

The SH 1 Southern Motorway in New Zealand is a 4 lane motorway with a total length of approximately 44km. The speed limit on the motorway is 100km/h, and the lanes are 3.5 metres wide. The roadway surface is generally in good condition, with minimal potholes, cracks and other damage. The shoulders are approximately 2.5 metres wide and are kept clear of debris and vegetation. The motorway is well lit and has an extensive network of CCTV cameras for monitoring traffic flow. In terms of road safety, the motorway is generally considered to be a safe highway, with the average number of accidents per year on the motorway being low.

Weather Conditions for SH1 Southern Motorway

The Southern Motorway (SH 1) has a temperate climate, with average temperatures ranging from 10°C in winter to a maximum of 20°C in summer. The hottest months are December and January, with temperatures reaching up to 25°C. During the winter months, temperatures drop to as low as -2°C.

Rainfall is generally highest in the months of June, July and August, with an average of 85mm of rainfall per month. During the summer months, rainfall is much lower, with an average of 40mm of rainfall per month.

Winds are generally mild, although they can become strong during storms. The average wind speed is 5-10 knots, but during storms it can reach up to 30 knots.

Snow is rare in the area, but it does occur occasionally in the higher elevations. The average snowfall is around 4cm per year.

In general, the Southern Motorway has mild weather throughout the year, with temperatures rarely reaching extreme highs or lows.

Major Junctions of SH 1 Southern Motorway

This map shows the current & 7-day weather forecast, road conditions, and weather radar for SH 1 Southern Motorway.