The phrase "although the conditions" is correct and usable in written English.
It can be used to introduce a contrast or exception regarding certain conditions in a statement.
Example: "Although the conditions were challenging, the team managed to complete the project on time."
Alternatives: "even though the circumstances" or "despite the conditions".
Although the conditions were ripe for scoring, the squishing sound of charging footsteps was not often heard.
Although the conditions on Saracens' plastic pitch made running rugby difficult, England ruthlessly exploited their numerical advantage.
Although the conditions promoting fault creep are well-studied, the mechanisms for initiating episodic slow-slip events are enigmatic.
Lacking formal backing and support, the current escalation on the Palestinian side could very well subside, although the conditions that have prompted it will inevitably remain.
Although the conditions found in the old "lunatic asylums" are a far cry from inpatient care today, there are some striking similarities.
The show, one presumes, must — or, at any rate, will — go on, although the conditions under which it goes on will be notably nervous.
And although the conditions were as oppressive as expected, the racers found the real nightmare not in the pollution, but in the humidity and heat.
And although the conditions that gave rise to the strike will never recur in that form, its lessons and example will be an inspiration long into the future.
Although the conditions were not ideal for humans or horses throughout the day, our Bhutanese friends seemed oddly cheerful.
It was good to be able to take Dad out on the boogie board - although the conditions couldn't have been much worse, and he couldn't have had worse equipment.
Those two zones have relatively small temperature variations and much cloudiness and precipitation, although the conditions are all less pronounced in the transitional zone.
