Solar Noon
Calculate Solar Noon instantly with the exact formula and a worked example.
Solar Noon
Longitude (east +, west −)°
Time zone, UTC±h
Month
Day of month
Solar noon, h
12.522
Solar noon
12:31
Equation of time
-1.8min
Offset from 12:00
31min
More about: Solar Noon
What it calculates
The “Solar Noon” calculator computes Solar noon, h from 4 parameters: longitude (east +, west −) (°), time zone, utc± (h), month, day of month.
Works out dates, durations, and time differences.
Example calculation
With parameters Longitude (east +, west −) = 37.62 °, Time zone, UTC± = 3 h, Month = 6, Day of month = 21 the result is 12.52.
How to use
- Enter longitude (east +, west −), time zone, utc±, month and day of month — each field above is adjustable with a slider.
- Solar noon, h is calculated automatically as you type.
- Check the worked example below to see the formula applied to real numbers.
- Copy the result or bookmark this calculator.
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FAQ
How is Solar Noon calculated?
The Solar Noon calculator computes Solar noon, h from longitude (east +, west −), time zone, utc±, month, day of month. Enter your values above and the exact formula is applied instantly; a worked example with real numbers is shown below.
Is the Solar Noon calculator free?
Yes. It is completely free, needs no signup, runs entirely in your browser, and sends no data to any server.
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