Things to Do in Surabaya in May

May's morning temperatures at 26°C (79°F) make the Arab Quarter's narrow lanes walkable before noon. The spice warehouses near Ampel Market still smell of cardamom and cloves, and guides have time to unlock the 18th-century Chinese shop-houses on Jalan Panggung where original families still press tofu in courtyards. Afternoon storms drive everyone indoors, so these tours typically end with coffee and kue lapis at a 1940s kedai that stays dry when the skies open.

The strait crossing takes 40 minutes on May's glass-flat water - captains cancel half their June runs when winds pick up. You'll reach Sumenep's royal palace before the heat peaks, watch carvers turn ebony into intricate dance masks, and be back for sunset grilled fish at Kenjeran Beach. Morning departures mean you avoid both the equatorial sun and the afternoon squalls that turn the Java Sea choppy by 3 PM.

By 8 PM the pavements have cooled to 29°C (84°F) and vendors roll out carts that weren't there at lunch. The scent of charcoal and peanut sauce drifts along Jalan Walikota Mustajab where families queue for paku (fern tips) grilled in banana leaf with fermented soybean. May evenings stay dry enough for plastic stools on the sidewalk - come June the rain drives everyone under awnings and half the carts don't bother.

Morning light at 6:30 AM turns the 1920s iron lattice of Jembatan Merah Bridge amber against still-grey sky - by 7 AM the sun's high enough to bleach colours and you'll sweat through your shirt. This is where Surabaya's battle scars from 1945 still show in pock-marked bricks, and the becak drivers who gather here know which angles avoid telephone wires. Storm clouds stack behind the port by noon, giving drama no filter can replicate.

When humidity hits 70% by mid-morning locals disappear into air-conditioned tunnels. Pasar Atom's basement levels stay 24°C (75°F) and house batik vendors who'll unroll 3-metre (10-foot) tulis pieces drawn by hand in coastal villages - motifs you won't find in Yogyakarta tourist shops. May's low tourist numbers mean sellers have time to demonstrate wax stamping and explain why a genuine tulis smells faintly of sugar (they wash the fabric in rice water to fix dye).