Choose a picnic blanket with a tough, waterproof underside and a cosy top that won’t feel clammy. Stash food in gasket‑sealed containers, grouping snacks by meal stage inside a single roll‑top dry bag. Use silicone bands around lids for extra security, slip napkins into zip bags, and line the basket with a light tarp so drips drain away from cake and cutlery.
Clothing is half the comfort. Wear a quick‑dry base layer, insulating mid‑layer, and a wind‑resistant shell that packs small. Add a brimmed hat for drizzle and glare, thin gloves for pole‑handling chill, and spare socks in a zip bag. Tuck chemical hand warmers beside your flask, because warm fingers turn finicky knots, camera taps, and jam‑jar lids into simple, happy moves.
Carry a tiny toolkit: short bungee cords, two carabiners, a metre of duct tape wrapped around a pencil, a handful of zip bags, and a microfiber towel. Include a compact tarp for impromptu cover, a spare phone pouch, and alcohol wipes for wet benches. These feather‑light bits secure umbrellas, isolate leaks, rescue damp sandwiches, and keep spirits high when surprises splash aboard.
Place heavier bags low and near the center to calm the boat’s motion, then build a dry zone: blanket on top, food basket forward, and a grab‑hand towel aft. Keep the punter’s stance clear. Avoid stacking tall coolers beside seating; they tip easily on turns. Balanced trim means fewer splashes over the side, straighter tracking, and a calmer crew passing under low bridges.
Angle a sturdy umbrella just outside the seating cluster so drips fall beyond the blanket’s edge, not into laps. If needed, rig a light tarp A‑frame using bungees to seat backs, leaving clear visibility forward. Create a drip line with a towel at the perimeter. Keep airflow open to prevent condensation, and assign one person as spotter for gusts when crossing open reaches.