Average humidity in Castle Douglas
The mean monthly relative humidity over the year in Castle Douglas (Dumfries and Galloway), the United Kingdom.
* Data from: Eskdalemuir, the United Kingdom (62 KM, 38 Miles).
- On average, December is the most humid month, at 90.0%.
- On average, May is the least humid month, at 70.0%.
- The average annual percentage of humidity is 81%.
Forecast for Castle Douglas
Mon May 13
18°C | 11°C
S 
14 km/h
14 km/h4.7 mm
overcast and chance of slight rain
Tue May 14
16°C | 13°C
NE 22 km/h
22 km/h21 mm
overcast and heavy rain
Wed May 15
19°C | 10°C
E 11 km/h
11 km/h2.4 mm
broken clouds and rain
