Thibaut Courtois not happy with the weather conditions in Burnley
Pedro gave Chelsea an early lead but Burnley fought back well and equalised midway through the first half with a superb curling free kick by Robbie Brady.
And Courtois says Chelsea were knocked back after Brady's leveller and struggled to get back into the game, which finished 1-1.
The Belgian said: "Burnley away, with their home record they are a really difficult side to play away.
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Sun, February 12, 2017
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"The pitch was not good, there was snow, it was cold and not an ideal situation but we started very well.
"We scored and I think we conceded a free-kick where you could see the quality of Brady.
"After the goal we couldn't find our game from the first 20 minutes.
"We slipped out of our game and found it hard to create chances. In the end we can be happy with the point."
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Chelsea took the lead at Turf Moor
Robbie Brady's free-kick earned Burnley a point against Chelsea
Asked if he could have saved Burnley's equaliser, Courtois added: "I got a little finger on it but it was not enough.
"You could try to anticipate and then might save it but they could go in your side.
"In the second half they defended very well and we were maybe sloppy but in the situation, a point is not bad."