Calculadoras de data e hora

Use dates and a time zone to distinguish clock readings from elapsed time, including repeated hours and unpaid breaks.

Add or subtract working days, choose the weekend pattern and supply the holidays that apply to your calendar.

Convert the meeting's actual date and compare working-hour overlaps, including seasonal changes in the time difference.

Encontre a data um número de dias, semanas, meses, anos ou dias úteis antes ou depois de uma data inicial, com o dia da semana e o deslocamento em dias corridos.

Calcule a idade exata em anos, meses e dias em qualquer data a partir do nascimento, com o próximo aniversário e a idade em meses, semanas, dias e horas.

Calcule o intervalo entre duas datas em dias, anos, meses, semanas e horas, além dos dias úteis sem fins de semana e feriados definidos por você.

The deadline N business days after or before a start date, skipping weekends and the holidays you list, with the calendar days it spans.

Acompanhe ao vivo os dias, horas, minutos e segundos até uma data e hora, ou desde ela, em qualquer fuso horário, considerando mudanças de horário.

Calculate work hours, breaks and weekly timesheets. Use dates and a time zone for overnight shifts across daylight-saving changes and repeated hours.

Military time converter: 12-hour to 24-hour time and back, how it is spoken, time-zone letters with the Zulu equivalent, and a full-day chart.

Converta um horário para a hora local de até 12 outros fusos, com ajustes de horário de verão e uma grade para planejar reuniões.

Unix timestamp converter: epoch seconds, milliseconds, microseconds or nanoseconds to an ISO 8601 UTC date and local time, and dates back to epoch time.

Add and subtract hours, minutes and seconds from a list of durations, with the total as H:MM:SS, decimal hours, minutes and seconds.

Convert a Gregorian date to Hijri (Umm al-Qura and tabular), Hebrew, Persian, Indian national (Saka) and Julian dates, or a Julian date back.

Day of the week for any date, past or future: the weekday in the Gregorian calendar, worked through step by step with Zeller's congruence.

Leap year checker: whether a year has 366 days under the Gregorian rule, which test decides it, and the previous and next leap years.

Week number for any date: ISO 8601 week and week-numbering year, US week number, day of the year, days left in the year and the quarter.

Sunrise and sunset times for any place and date, with solar noon, day length and civil twilight, worked out with NOAA's solar calculator method.