Climbing Forecast › Scotland - Islands — Arran › Sannox Boulders

SCOTLAND - ISLANDS — ARRAN · GRANITE

Sannox Boulders climbing conditions

Good — dry and climbable

Right now

Temp12°C
Wind22 km/h
Gusts33 km/h
Humidity72.2%
Rain 48h3mm
Last rain32h ago

Assessment

Should be dry
Good friction temperature range for granite
Breezy — good for drying

7-day forecast

Scroll through each day — hourly detail is shown inline.

Today Monday 28 September
Good
Temp0°C
Raindry
Wind22 km/h
Gusts33 km/h
Humidity72%
Should be dry
Time °C Rain Wind (km/h) Gust Hum
10:00 — dry — — null%
18:00 12° dry 22 — 72.2%
19:00 12° dry 28 — 73.9%
20:00 12° dry 27 — 77.1%
21:00 12° dry 24 — 81%
Tue Tuesday 29 September
Poor
Temp15°C
Rain2mm
Wind40 km/h
Gusts—
Humidity79%
2mm rain forecastWindy — 40 km/h, gusts 0 km/h
  • Good conditions for granite
  • Very windy — exposed routes will be unpleasant
  • Very windy — consider sheltered alternatives
Time °C Rain Wind (km/h) Gust Hum
06:00 11° dry 39 — 79.8%
07:00 11° dry 40 — 79.4%
08:00 12° dry 40 — 81%
09:00 12° dry 41 — 82.1%
10:00 13° dry 37 — 82.1%
11:00 14° dry 41 — 79.5%
12:00 15° dry 41 — 78.7%
13:00 16° dry 39 — 77.8%
14:00 16° dry 39 — 76.9%
15:00 16° dry 41 — 78.2%
16:00 16° dry 45 — 80.6%
17:00 16° 0.2mm 44 — 83.1%
18:00 16° 0.6mm 42 — 87.1%
19:00 16° dry 39 — 90.6%
20:00 16° dry 39 — 88.8%
21:00 17° 0.4mm 43 — 87%
Wed Wednesday 30 September
Poor
Temp15°C
Rain24mm
Wind41 km/h
Gusts—
Humidity82%
23.5mm rain forecastWindy — 41 km/h, gusts 0 km/h
  • Good conditions for granite
  • Very windy — exposed routes will be unpleasant
  • Very windy — consider sheltered alternatives
Time °C Rain Wind (km/h) Gust Hum
06:00 15° dry 28 — 96.6%
07:00 15° dry 27 — 95.5%
08:00 15° 0.3mm 29 — 92.9%
09:00 15° dry 32 — 93.9%
10:00 15° 0.3mm 35 — 87.4%
11:00 15° 0.3mm 43 — 87.4%
12:00 15° dry 42 — 87%
13:00 16° dry 43 — 79.9%
14:00 16° dry 43 — 79.1%
15:00 16° dry 41 — 78.2%
16:00 15° 0.4mm 41 — 75.6%
17:00 15° 0.4mm 37 — 86.1%
18:00 14° 0.7mm 36 — 85.9%
19:00 14° 0.4mm 34 — 88.7%
20:00 13° 0.6mm 31 — 88.7%
21:00 13° 0.9mm 30 — 88.8%
Thu Thursday 1 October
Caution
Temp14°C
Rain0.2mm
Wind21 km/h
Gusts—
Humidity74%
Drying — 15h since rain
  • Good conditions for granite
  • Breezy — helps drying
Time °C Rain Wind (km/h) Gust Hum
06:00 11° dry 22 — 93.4%
12:00 14° dry 21 — 74.3%
18:00 13° dry 18 — 73.2%
Fri Friday 2 October
Poor
Temp15°C
Rain2mm
Wind23 km/h
Gusts—
Humidity83%
2mm rain forecast
  • Good conditions for granite
  • Breezy — helps drying
Time °C Rain Wind (km/h) Gust Hum
06:00 12° 0.5mm 19 — 92%
12:00 15° 1mm 23 — 82.9%
18:00 13° 0.4mm 16 — 94.7%
Sat Saturday 3 October
Good
Temp14°C
Raindry
Wind14 km/h
Gusts—
Humidity59%
Should be dry
  • Good conditions for granite
Time °C Rain Wind (km/h) Gust Hum
06:00 10° dry 13 — 89.3%
12:00 14° dry 14 — 58.8%
18:00 11° dry 7 — 73%
Sun Sunday 4 October
Poor
Temp15°C
Rain0.4mm
Wind19 km/h
Gusts—
Humidity92%
0.4mm rain forecast
  • Good conditions for granite
Time °C Rain Wind (km/h) Gust Hum
06:00 12° dry 20 — 92.6%
12:00 15° dry 19 — 92%
18:00 15° 0.2mm 18 — 93.9%
Mon Monday 5 October
Poor
Temp15°C
Rain0.9mm
Wind18 km/h
Gusts—
Humidity94%
0.9mm rain forecastHumidity 94% — potential fog
  • Good conditions for granite
Time °C Rain Wind (km/h) Gust Hum
06:00 14° 0.3mm 20 — 93.8%
12:00 15° 0.2mm 18 — 94.4%
18:00 15° 0.2mm 16 — 95.2%

About Sannox Boulders

Sannox Boulders are a collection of high-quality granite blocks lying along the shoreline and lower valley at Sannox on the Isle of Arran. The rock character is extremely rough, coarse granite with sharp crimps, sloper mantels, and compression arêtes. With blocks facing multiple directions along the coastal flat, bouldering can be tailored for sun or shade. Grades cover introductory 5th grade lines up to hard 7th grade roof challenges, with Sannox Arete being a popular highlight. The approach takes five minutes across flat grass and beach pebbles from the Sannox village parking area. Non-tidal positions allow easy access, though high spring tides can reach select beach-level blocks.

Region
Scotland - Islands — Arran
Rock type
Granite
Altitude
50m
Exposure
low
Seepage
low

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