What does AM and PM stand for on a clock? Is noon 12 pm and midnight 12 am? How do times on a 12-hour clock relate to the 24-hour format?

Create a Countdown Timer that counts down in seconds, minutes, hours and days to any date, with time zone support. It also counts up from a past date.

This calculator tool will enable you to add or subtract seconds, minutes, hours, days, weeks, months and years from a given date.

Add or subtract days, months, or years to or from a specific date.

Current local time in USA – Texas – Lubbock. Get Lubbock's weather and area codes, time zone and DST. Explore Lubbock's sunrise and sunset, moonrise and moonset.

Current local time in USA – Georgia – Columbus. Get Columbus's weather and area codes, time zone and DST. Explore Columbus's sunrise and sunset, moonrise and moonset.

Current local time in USA – Nevada – Henderson. Get Henderson's weather and area codes, time zone and DST. Explore Henderson's sunrise and sunset, moonrise and moonset.

Timer online with alarm. Create one or multiple timers and start them in any order. Set a silent timer clock or choose a sound.

4 days ago · Current local time in USA – North Carolina – Durham. Get Durham's weather and area codes, time zone and DST. Explore Durham's sunrise and sunset, moonrise and moonset.

Current local time in USA – California – Riverside. Get Riverside's weather and area codes, time zone and DST. Explore Riverside's sunrise and sunset, moonrise and moonset.