January

WMonTueWedThuFriSatSun
112345
26789101112
313141516171819
420212223242526
52728293031
 

February

WMonTueWedThuFriSatSun
512
63456789
710111213141516
817181920212223
92425262728
 

March

WMonTueWedThuFriSatSun
912
103456789
1110111213141516
1217181920212223
1324252627282930
1431

April

WMonTueWedThuFriSatSun
14123456
1578910111213
1614151617181920
1721222324252627
18282930
 

May

WMonTueWedThuFriSatSun
181234
19567891011
2012131415161718
2119202122232425
22262728293031
 

June

WMonTueWedThuFriSatSun
221
232345678
249101112131415
2516171819202122
2623242526272829
2730

July

WMonTueWedThuFriSatSun
27123456
2878910111213
2914151617181920
3021222324252627
3128293031
 

August

WMonTueWedThuFriSatSun
31123
3245678910
3311121314151617
3418192021222324
3525262728293031
 

September

WMonTueWedThuFriSatSun
361234567
37891011121314
3815161718192021
3922232425262728
402930
 

October

WMonTueWedThuFriSatSun
4012345
416789101112
4213141516171819
4320212223242526
442728293031
 

November

WMonTueWedThuFriSatSun
4412
453456789
4610111213141516
4717181920212223
4824252627282930
 

December

WMonTueWedThuFriSatSun
491234567
50891011121314
5115161718192021
5222232425262728
1293031
 

2397 is not a leap year, 365 days. It starts on Wednesday and ends on Wednesday, with 52 ISO weeks.

ISO week numbers follow the ISO 8601 standard: weeks run Monday to Sunday. Week 1 is the week containing the first Thursday of the year. Most years have 52 ISO weeks; years where January 1st or December 31st falls on a Thursday have 53 weeks.

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