Australia/Lord_Howe. The UTC offset is UTC+10:30 in winter (standard time) and UTC+11 during daylight saving time (summer).Australia/Lord_Howe. Use this string in programming languages and APIs: JavaScript (`new Intl.DateTimeFormat('en-US', { timeZone: 'Australia/Lord_Howe' })`), Python (`pytz.timezone('Australia/Lord_Howe')`), or any IANA-compatible library.