-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 A9ujIbY7HwoMjeQCSSaL51oQHzuixQoJEP36x+pYfTLZK4dJuXv3lUSgXi4srjrq
 GE4ZCXihIa/7F7eak8TRKg==

<SEC-DOCUMENT>0000946275-03-000857.txt : 20031120
<SEC-HEADER>0000946275-03-000857.hdr.sgml : 20031120
<ACCEPTANCE-DATETIME>20031120153917
ACCESSION NUMBER:		0000946275-03-000857
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20031118
FILED AS OF DATE:		20031120

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			STALLKAMP DALE E
		CENTRAL INDEX KEY:			0001236013

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-25342
		FILM NUMBER:		031015544

	BUSINESS ADDRESS:	
		STREET 1:		PO BOX 441
		CITY:			BLUE EARTH
		STATE:			MN
		ZIP:			56013-0441
		BUSINESS PHONE:		5075262503

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			WELLS FINANCIAL CORP
		CENTRAL INDEX KEY:			0000934739
		STANDARD INDUSTRIAL CLASSIFICATION:	SAVINGS INSTITUTION, FEDERALLY CHARTERED [6035]
		IRS NUMBER:				411799504
		STATE OF INCORPORATION:			MN
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		53 FIRST ST SW
		STREET 2:		P.O. BOX 310
		CITY:			WELLS
		STATE:			MN
		ZIP:			56097
		BUSINESS PHONE:		5075533151

	MAIL ADDRESS:	
		STREET 1:		53 1ST ST SW
		STREET 2:		PO BOX 310
		CITY:			WELLS
		STATE:			MN
		ZIP:			56097
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>primary_doc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>

<ownershipDocument>

    <schemaVersion>X0201</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2003-11-18</periodOfReport>


    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000934739</issuerCik>
        <issuerName>WELLS FINANCIAL CORP</issuerName>
        <issuerTradingSymbol>WEFC</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001236013</rptOwnerCik>
            <rptOwnerName>STALLKAMP DALE E</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O WELLS FINANCIAL CORP.</rptOwnerStreet1>
            <rptOwnerStreet2>53 FIRST STREET, S.W.</rptOwnerStreet2>
            <rptOwnerCity>WELLS</rptOwnerCity>
            <rptOwnerState>MN</rptOwnerState>
            <rptOwnerZipCode>56097</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>

        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2003-11-18</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>3500</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>5250</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By MSBP Trust</value>
                    <footnoteId id="F2"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>

    </nonDerivativeTable>

    <derivativeTable>

        <derivativeTransaction>
            <securityTitle>
                <value>Right to Buy</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>30.15</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2003-11-18</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>9000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <value>2003-11-18</value>
            </exerciseDate>
            <expirationDate>
                <value>2013-11-18</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>0</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>19935</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>

    </derivativeTable>

    <footnotes>
        <footnote id="F1">The Reporting Person directly owns 22,750 shares.</footnote>
        <footnote id="F2">The Reporting Person indirectly owns 5,250 shares by MSBP.  The MSBP was an award of stock pursuant to managment stock bonus plans of which 875 shares will vest on each of 09/19/04 and 09/14/05.  3,500 of the MSBP shares will vest at the rate of 25% at each of 11/18/04, 05, 06, 07.</footnote>
    </footnotes>


    <ownerSignature>
        <signatureName>/s/Dale E. Stallkamp</signatureName>
        <signatureDate>2003-11-20</signatureDate>
    </ownerSignature>

</ownershipDocument>

</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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