Barnard Castle

What is the climate like in Barnard Castle?

The best time to visit Barnard Castle is typically August, the year's most comfortable month (5.8/10). Barnard Castle is warmest in July, when daily highs average 65°F (18°C), and coolest in January, when lows fall to about 34°F (1°C). The wettest month is typically October and the driest is April; the year sees roughly 41 in (1041 mm) of precipitation.

• Best time to visitAugust — the year's comfort peak (5.8/10)
• Warmest monthJuly — average high 65°F (18°C)
• Coolest monthJanuary — average low 34°F (1°C)
• Wettest monthOctober (3.9 in (100 mm))
• Driest monthApril (2.4 in (62 mm))
• Annual precipitation41 in (1041 mm)
• Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
• Records fromDurham, 33 km away (1879-2026)