Date Calculators Time and Date Duration – Calculate duration, with both date and time included Date Calculator – Add or subtract days, months, years Weekday Calculator – What day is this date? …

While most time zones differ from Coordinated Universal Time (UTC) by a number of full hours, there are also a few time zones with both 30-minute and 45-minute offsets.

But we can think of time as happening in the tiniest of fractions of a second, too. Science has recently managed to measure the shortest interval so far—the amount of time it takes a light particle to zip …

There are between 2 and 5 solar eclipses every year. Local time and location for all eclipses between 1900 and 2199 with maps of eclipse paths and animations.

A free, easy to use stopwatch with start alerts, split times and intervals. Edit laps with a single click and without interrupting the timer. Keep track of lap times by recording splits in a text file. Use it for …

Current local time in United Kingdom – England – London. Get London's weather and area codes, time zone and DST. Explore London's sunrise and sunset, moonrise and moonset.

The Moon phase calculator shows exact times of the various moon phases for San Diego, California, USA in year 2026 or in other locations and years.

Note: Actual official high and low records may vary slightly from our data, if they occured in-between our weather recording intervals... More about our weather records

Note: Actual official high and low records may vary slightly from our data, if they occured in-between our weather recording intervals... More about our weather records

As a consequence, our time reckoning would slowly drift apart from the tropical year and get increasingly out of sync with the seasons. With a deviation of approximately 6 hours per year, the seasons would …