Climbing Forecast › Scotland › Dumbarton Rock

SCOTLAND · BASALT

Dumbarton Rock climbing conditions

Poor — wet, too windy or closed

Right now

Temp13°C
Wind5.3 km/h
Gusts14 km/h
Humidity99.2%
Rain 48h16.7mm
Last rain2h ago

Assessment

5.1mm rain forecast

7-day forecast

Scroll through each day — hourly detail is shown inline.

Today Monday 8 June
Poor
Temp13°C
Rain5.1mm
Wind22 km/h
Gusts38 km/h
Humidity57%
5.1mm rain forecast
  • Good friction range for basalt
  • Wet basalt is slick — wait for the rock to dry
  • Breezy — helps drying
Time °C Rain Wind Gust Hum
06:00 11° 0mm 18 29 78.52%
09:00 12° 0mm 19 31 59.29%
12:00 13° 0.36mm 23 38 57.8%
15:00 13° 0.13mm 20 33 55.57%
18:00 13° 0.03mm 17 29 62.1%
21:00 12° 0.23mm 17 31 81.45%
Tue Tuesday 9 June
Poor
Temp12°C
Rain3.8mm
Wind20 km/h
Gusts41 km/h
Humidity69%
3.8mm rain forecast
  • Good friction range for basalt
  • Wet basalt is slick — wait for the rock to dry
Time °C Rain Wind Gust Hum
06:00 9° 0mm 15 26 83.24%
09:00 10° 0.64mm 17 29 80.25%
12:00 11° 0.71mm 18 30 72.34%
15:00 12° 0.93mm 23 41 65%
18:00 12° 0.13mm 23 41 60.63%
21:00 12° 0.09mm 16 28 74.06%
Wed Wednesday 10 June
Poor
Temp12°C
Rain4.9mm
Wind20 km/h
Gusts36 km/h
Humidity72%
4.9mm rain forecast
  • Good friction range for basalt
  • Wet basalt is slick — wait for the rock to dry
Time °C Rain Wind Gust Hum
06:00 9° 0.88mm 14 25 86.32%
09:00 10° 0.87mm 17 30 79.57%
12:00 11° 1.08mm 19 34 72.83%
15:00 12° 0.78mm 20 36 70.97%
18:00 12° 0.45mm 20 35 69.36%
21:00 11° 0.23mm 15 26 82.53%
Thu Thursday 11 June
Poor
Temp13°C
Rain4.9mm
Wind25 km/h
Gusts44 km/h
Humidity81%
4.9mm rain forecast
  • Good friction range for basalt
  • Wet basalt is slick — wait for the rock to dry
  • Breezy — helps drying
Time °C Rain Wind Gust Hum
06:00 10° 1.16mm 19 32 90.24%
09:00 11° 0.97mm 23 40 83.99%
12:00 12° 1.42mm 25 44 81.34%
15:00 13° 0.84mm 25 44 81.24%
18:00 13° 0.49mm 23 41 81.47%
21:00 13° 0mm 22 37 86.36%
Fri Friday 12 June
Poor
Temp14°C
Rain2.8mm
Wind27 km/h
Gusts47 km/h
Humidity75%
2.8mm rain forecastWindy — 27 km/h, gusts 47 km/h
  • Good friction range for basalt
  • Wet basalt is slick — wait for the rock to dry
  • Breezy — helps drying
Time °C Rain Wind Gust Hum
06:00 12° 0.42mm 21 35 90.35%
09:00 12° 0.57mm 22 37 84.01%
12:00 13° 0.71mm 26 47 77.22%
15:00 15° 0.51mm 27 47 73.74%
18:00 14° 0mm 26 44 77.44%
21:00 13° 0.23mm 22 36 86.13%
Sat Saturday 13 June
Poor
Temp14°C
Rain0.3mm
Wind22 km/h
Gusts41 km/h
Humidity74%
0.3mm rain forecast
  • Good friction range for basalt
  • Basalt holds friction well when dry
  • Breezy — helps drying
Time °C Rain Wind Gust Hum
06:00 12° 0.29mm 21 33 89.48%
09:00 13° 0mm 23 39 80.83%
12:00 14° 0mm 23 41 74.88%
15:00 15° 0mm 21 38 72.64%
18:00 15° 0mm 19 32 76.41%
21:00 14° 0mm 13 22 86.4%
Sun Sunday 14 June
Good
Temp16°C
Rain0mm
Wind15 km/h
Gusts30 km/h
Humidity71%
Should be dry
  • Good friction range for basalt
  • Basalt holds friction well when dry
Time °C Rain Wind Gust Hum
06:00 12° 0mm 10 18 91.12%
09:00 14° 0mm 13 25 80.49%
12:00 16° 0mm 15 30 71.63%
15:00 17° 0mm 15 29 69.79%
18:00 17° 0mm 14 25 72.74%
21:00 15° 0mm 10 18 85.64%
Volcanic plug above the Clyde. Basalt is frictionless when wet but excellent friction when dry. North-facing — cool in summer with afternoon sun rounding the cliff. Quick drying in prevailing westerly. Year-round venue; March–April often the best conditions.

About Dumbarton Rock

Volcanic plug above the Clyde. Basalt is frictionless when wet but excellent friction when dry. North-facing — cool in summer with afternoon sun rounding the cliff. Quick drying in prevailing westerly. Year-round venue; March–April often the best conditions.

Region
Scotland
Rock type
basalt
Aspect
north-facing
Altitude
73m
Exposure
low
Seepage
low