What jacket for Cameron — how cold?

Cameron temperature 15–22°C day 10–15°C night Mossy Forest morning — pack fleece hoodie light rain jacket minimum. KL 32°C contrast shocks system. December can hit 10°C night. Jeans fine day shorts wrong. Umbrella Nov monsoon. Steamboat dinner you appreciate layers. Don't need winter coat unless camping — light fleece enough most year.