Drivers taking the A649 Westbound from Hipperholme to Hartshead have the worst commute in Kirklees and Calderdale.

The average morning speed of traffic on the A649 westbound in Calderdale was just 14.6 mph at morning rush hour times in June according to figures from the Department for Transport.

Research by the Trinity Mirror Data Unit has revealed the ten worst morning commutes along A roads across the two districts, with Huddersfield's town centre ring road, Huddersfield Road in Mirfield and Bradford Road in Batley and Birstall among the slowest roads.

The second slowest stretch of road in the area is the westbound portion of the A638 in Dewsbury, where morning speeds only reach 17.2 mph on average.

Commutes from hell: the A649 Westbound is Huddersfield's slowest road

In third place is the A644 southbound, Halifax Road towards Brighouse in Calderdale with an average speed of 17.5 mph during rush hour.

At the other end of the scale, the quickest A road during rush hour is the A672 westbound, Oldham Road in Calderdale, where average rush hour speeds reach a comparatively rapid 35.9 mph.

Unsurprisingly, central London roads were found to be the slowest stretches of road in England — the City of London has the slowest A roads on average, followed by Camden and Islington.

The slowest A road in England is the A407 westbound in Barnet, London where cars travelled slower than walking pace at an average of 2.8 mph during morning rush hour in June.

A roads across England are getting slower according to the Department of Transport with the average rush hour speed of 24.4 mph in June 2014 falling slightly to 23.8 mph in June 2015.

TOP TEN MORNING COMMUTES FROM HELL

Road Local Authority 6/1/2014 6/1/2015 % Change
1) A649 Westbound Calderdale 15.5 mph 14.6 mph -5.80%
2) A638 Westbound Kirklees 16.2 mph 17.2 mph 6.20%
3) A644 Southbound Calderdale 17.7 mph 17.5 mph -1.10%
4) A638 Eastbound Kirklees 17.1 mph 17.7 mph 3.50%
5) A62 Westbound Kirklees 17.2 mph 18 mph 4.70%
6) A644 Westbound Kirklees 17 mph 18 mph 5.90%
7) A652 Northbound Kirklees 18.3 mph 18.1 mph -1.10%
8) A6142 Westbound Calderdale 18.2 mph 18.3 mph 0.50%
9) A62 Eastbound Kirklees 17.7 mph 18.5 mph 4.50%
10) A644 Eastbound Kirklees 18.1 mph 18.5 mph 2.20%