We just tested the DHT11 today, seems ok.
Here is a 2" cycle reading:
TEMP UMID
Requesting data...Got Data 20.70C 52.00%
Requesting data...Got Data 20.60C 51.90%
Requesting data...Got Data 20.70C 52.00%
Requesting data...Got Data 20.70C 52.00%
Requesting data...Got Data 20.60C 51.90%
Requesting data...Got Data 20.60C 51.90%
We'll gonna hook this up to a hot air solar panel soon to control the fans speed.
Stay tuned