The initial results seemed promising, but the final effects were kind of disappointing.
In the given sentence above, the unnecessary qualifier that needs to be removed is "kind of". It is an informal expression which is usually used as meaningless fillers. So, the final sentence will be:
The initial results seemed promising, but the final effects were disappointing.
The writer seems to be saying a lot about temperature and the troubles of traveling. The writer speaks of the sun and how they seek out the shade. This clearly shows it is hot and the trip is uncomfortable due to the climate.
