Climbing Forecast › Scotland › Dumbarton Rock

SCOTLAND · BASALT

Dumbarton Rock climbing conditions

Good — dry and climbable

Right now

Temp19°C
Wind14.3 km/h
Gusts32 km/h
Humidity80.12%
Rain 48h0mm
Last rainNone recent

Assessment

No recent rain

7-day forecast

Scroll through each day — hourly detail is shown inline.

Today Thursday 23 July
Good
Temp18°C
Rain0mm
Wind18 km/h
Gusts33 km/h
Humidity69%
No recent rain
  • Good friction range for basalt
  • Basalt holds friction well when dry
Time °C Rain Wind Gust Hum
06:00 16° 0mm 15 26 85.59%
09:00 16° 0mm 15 23 78.24%
12:00 18° 0mm 17 29 70.35%
15:00 18° 0mm 19 33 67.64%
18:00 17° 0mm 18 31 68.54%
21:00 16° 0mm 16 28 76.02%
Fri Friday 24 July
Poor
Temp17°C
Rain0.6mm
Wind24 km/h
Gusts39 km/h
Humidity70%
0.6mm 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 15° 0.05mm 22 36 86.98%
09:00 15° 0.14mm 24 39 80.29%
12:00 16° 0mm 24 39 70.4%
15:00 17° 0mm 23 39 69.37%
18:00 17° 0mm 22 39 70.55%
21:00 16° 0.4mm 19 32 84.08%
Sat Saturday 25 July
Poor
Temp16°C
Rain3.8mm
Wind23 km/h
Gusts42 km/h
Humidity85%
3.8mm 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 15° 0.53mm 27 47 88.17%
09:00 15° 1.07mm 27 47 91.2%
12:00 16° 0.89mm 25 42 87.14%
15:00 16° 0.58mm 22 38 82.24%
18:00 16° 0.3mm 18 32 81.7%
21:00 15° 0.4mm 13 23 88.52%
Sun Sunday 26 July
Good
Temp16°C
Rain0.2mm
Wind21 km/h
Gusts40 km/h
Humidity70%
Should be dry
  • Good friction range for basalt
  • Basalt holds friction well when dry
  • Breezy — helps drying
Time °C Rain Wind Gust Hum
06:00 14° 0mm 12 21 90.79%
09:00 15° 0mm 16 29 78.33%
12:00 16° 0mm 20 37 71.59%
15:00 17° 0mm 22 40 67.77%
18:00 16° 0mm 23 39 72.13%
21:00 15° 0mm 19 32 83.21%
Mon Monday 27 July
Poor
Temp16°C
Rain2.9mm
Wind22 km/h
Gusts41 km/h
Humidity75%
2.9mm 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 13° 0mm 15 26 88.68%
09:00 14° 0.27mm 19 35 78.74%
12:00 16° 0mm 22 40 74.34%
15:00 16° 0.73mm 22 41 76.57%
18:00 16° 0.88mm 19 35 83.49%
21:00 15° 1.04mm 17 29 90.32%
Tue Tuesday 28 July
Poor
Temp16°C
Rain7.3mm
Wind23 km/h
Gusts44 km/h
Humidity84%
7.3mm 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 15° 1.08mm 21 36 93.41%
09:00 15° 1.36mm 23 40 90.41%
12:00 16° 1.46mm 24 44 85.07%
15:00 17° 0.79mm 22 41 82.3%
18:00 16° 0.66mm 20 37 82.45%
21:00 16° 0mm 18 31 86.93%
Wed Wednesday 29 July
Poor
Temp16°C
Rain0.8mm
Wind20 km/h
Gusts40 km/h
Humidity74%
0.8mm 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 14° 0.46mm 17 30 90.54%
09:00 14° 0mm 19 35 83%
12:00 16° 0mm 21 40 75.38%
15:00 16° 0mm 20 37 73.36%
18:00 16° 0mm 18 33 74.18%
21:00 15° 0mm 14 26 82.3%
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

Other crags in this region

Craig a Barns (Cave Crag)Craig a Barns (Polney Crag)Creag Dubh