Gregorian -8000 -7000 -6000 -5000 -4000 -3000 -2000 -1000 0 800 900 1000 1100 1200 1300 1400 1500 1600 1700 1800 1900 2000 2025 2100 2110 2120 2130 2140 2150 2160 2170 2180 2190 2200 2210 2220 2230 2240 2250 2260 2270 2278 2279 2280 2281 2282 2283 2284 2285 2286 2287 2288 2289 2290 2291 2292 2293 2294 2295 2296 2297 2298 2299 2300 2301 2302 2303 2304 2305 2306 2307 2308 2309 2310 2311 2312 2313 2314 2315 2316 2317 2318 2319 2320 2330 2340 2350 2360 2370 2380 2390 2400 2410 2420 2500 2600 2700 2800 2900 3000 4000 January February March April May June July August September October November December -- 1 [Sunday(6)] 2 [Monday(0)] 3 [Tuesday(1)] 4 [Wednesday(2)] 5 [Thursday(3)] 6 [Friday(4)] 7 [Saturday(5)] 8 [Sunday(6)] 9 [Monday(0)] 10 [Tuesday(1)] 11 [Wednesday(2)] 12 [Thursday(3)] 13 [Friday(4)] 14 [Saturday(5)] 15 [Sunday(6)] 16 [Monday(0)] 17 [Tuesday(1)] 18 [Wednesday(2)] 19 [Thursday(3)] 20 [Friday(4)] 21 [Saturday(5)] 22 [Sunday(6)] 23 [Monday(0)] 24 [Tuesday(1)] 25 [Wednesday(2)] 26 [Thursday(3)] 27 [Friday(4)] 28 [Saturday(5)] -- starts at 2303-02-01