The CDU is now polling only one level behind the centre-left SDP, it’s foremost rival for the chancellorship. Ms Merkel is standing down as German Chancellor, with the CDU hoping to elect Armin Laschet as her substitute.
The newest survey, by the Allensbach Institute for Demoscopy, signifies the SDP’s lead has been reduce to at least one %.
The Social-Democrats are on 26 %, down one, forward of 25 % for the CDU and their Bavarian sister occasion.
In third place the Greens gained 0.5 %, to 16 % while the liberal FDP elevated its projection by one joint to 10.5 %.
Nonetheless, the far-right AfD has seen a discount in assist, which fell one level to 10 %.
The survey was performed on behalf of the Frankfurter Allgemeine Zeitung newspaper.
Ms Merkel has been campaigning for Mr Laschet, who her occasion hopes will succeed her.
She has appeared alongside her potential successor, together with Bavarian prime minister Markus Soder.
In January Mr Laschet, minister-president of North Rhine-Westphalia, was elected as the brand new CDU chief.
She added: “It’s clearer than ever that no political occasion is doing near sufficient. Nevertheless it’s even worse than that.
“Not even their proposed commitments are near being according to what could be wanted to fulfil the Paris settlement.”
In July western Germany was struck by flooding, which killed 180 folks, pushing local weather issues up the political agenda.
Ms Merkle has been German chancellor since November 2005, when she succeeded Gerhard Schröder.
She has performed a key position in EU extensive politics, similar to with Brexit and the 2015-16 migrant disaster.
On Friday photographs of Ms Merkle campaigning within the city of Marlow, in Mecklenburg-Western Pomerania, went viral.
They present her feeding a flock of Australian rainbow lorikeets, with three on every hand and one on her head.
At one level the chancellor was nipped by one of many birds, and set free a brief screech.
The second was captured by George Wendt, a DPA information company photographer.
In 2016 Barack Obama, the previous US president, mentioned Ms Merkel had been his “closest ally” while in workplace.
Further reporting by Monika Pallenberg.