Siku ya Hesabu ya Juma
Chunguza tarehe yoyote ya juma, kwa kuwa tarehe za wakati uliopita au za wakati ujao.
Matokeo yanakuwa bora zaidi unapochapa.
Kuhusu kifaa hiki cha kupigia hesabu
A day of the week calculator tells you which day a given date lands on — Monday through Sunday — for any date, past or future, using the browser’s proleptic Gregorian calendar. Alongside the weekday it reports the day number within the year (1–365 or 366), the ISO-8601 week number, whether the year is a leap year, and how many days remain until the end of the year. It is handy for planning events, checking historical dates, or working out which weekday a birthday or anniversary falls on in a future year.
You simply enter a date (or leave it blank for today) and it maps that date to a definite weekday using the proleptic Gregorian calendar built into every browser — the modern calendar rules projected consistently backward and forward in time. The same lookup yields the day-of-year number, the ISO week the date belongs to, and whether that year carries a 29 February, so a single answer covers several common questions at once.
For example, 4 July 1776 was a Thursday, and 1 January 2000 was a Saturday; enter your own birthdate and you can see which weekday you were born on, then check which weekday it falls on this year. People use it to plan events onto a particular weekday, settle "what day was I born" questions, verify a historical date, or work out that a fixed-date holiday shifts to a new weekday each year.
Maswali yaliyoulizwa mara nyingi
Siku ya juma huamuliwaje?
Kifaa hicho cha kupiga hesabu hutumia kalenda ya Gregory (kama kalenda ya Gregory iliyojengwa katika kila kijikanyagio), ambayo leo ina ratiba ya kalenda hutawala kinyume na wakati, kwa hiyo ramani za tarehe na siku hususa ya juma kuanzia Jumatatu hadi Jumapili.
Idadi ya juma la ISO ni nini?
Under ISO 8601, weeks start on Monday and week 1 is the week containing the first Thursday of the year (equivalently, the week with 4 January). That means early-January or late-December dates can belong to week 52/53 of the neighbouring year.
Je, inafaulu tarehe kabla ya 1900 au mbali katika wakati ujao?
Ndiyo, kwa sababu inatumia kalenda ya Gregory ambayo ina tarehe za kihistoria na za wakati ujao kwa upatano, ingawa tarehe za zamani sana za ulimwengu zina tarehe za kihistoria zinazotumiwa wakati huo (k.g. Julian) huenda zilikuwa tofauti.
Nilizaliwa siku gani ya juma?
Iingieni tarehe ya kuzaliwa kwenu na machuguzi ya siku hiyo ya juma, pamoja na namba ya siku na kama mwaka ulikuwa umesonga haraka ili kutulia "nilipozaliwa" (nilipo) kwa haraka.
Kwa nini siku ya kuzaliwa inaangukia siku tofauti ya juma kila mwaka?
Mwaka mmoja ni siku 365, ambazo ni majuma 52 kuongezea siku moja ya ziada, kwa hiyo tarehe iliyowekwa husonga siku moja kila mwaka na mbili kuvuka mwaka mmoja.
Acha tarehe hii bila kuweka chochote jua latukia nini?
Ukiondoka uwanjani ukiwa umeondoa kifaa hicho cha kupigia hesabu kinatumia tarehe ya leo ya 1725, kwa hiyo kinarudufika kama "siku ile ambayo leo ni" chunguza pamoja na nambari ya siku na juma.
Je, mimi hujiambia kama mwaka ni mwaka mrefu?
Yes. It reports whether the date’s year is a leap year (366 days) or a common year (365 days), which also explains why the day-of-year total can reach 366.
API bustanini hutumia kifaa hiki cha hesabu kutoka kwenye mfumo wa sheria
Ipigie simu kifaa hiki cha kupigia hesabu kama Junse É not doot toder. Chochote unachoacha kinatumia kiwango kilekile cha mwisho ambacho ukurasa huu haujakamilika; parameta isiyojulikana ni 400, si sufuri kimya kamwe. Soma habari kamili za API docs →
keyboard label
GET https://calculator.free/api/v1/day-of-the-week/curl
curl "https://calculator.free/api/v1/day-of-the-week/?date=2026-09-09"JavaScript fetch()
const r = await fetch(
"https://calculator.free/api/v1/day-of-the-week/?" + new URLSearchParams({
"date": "2026-09-09"
}));
const data = await r.json();
console.log(data.results);Matokeo ni makadirio ya mwongozo wa ujumla, si wa kifedha, wa kitiba au wa kodi tu.