Table 2: Results of thumb test.

Station Thumb test Station Thumb test Station Thumb test Station Thumb test
ABADAN 0.34 DOUSHAN TAPPEH 0.12 KERMAN 0.20 RAVANSAR 0.31
ABADEH 0.23 EGHLIDE FARS 0.26 KERMANSHAH 0.11 ROBAT POSHTBADAM 0.08
ABALI 0.26 ESFAHAN 0.19 KHALKHAL 0.15 SABZEVAR 0.07
AHAR 0.11 ESLAMABAD GHARB 0.23 KHASH 0.55 SAD DOROUDZAN 0.30
AHWAZ 0.12 FASSA 0.28 KHODABANDEH 0.21 SAFIABAD 0.27
ALIGOODARZ 0.20 FERDOUS 0.09 KHOOR BIABANAK 0.47 SAGHEZ 0.30
ANAR 0.15 FIROUZKOOH 0.02 KHORRAMABAD 0.22 SANANDAJ 0.60
ARAK 0.12 GARMSAR 0.29 KHORRAMDAREH 0.23 SAR POL ZOHAB 0.50
ARDEBIL 0.24 GHAEN 0.53 KHOY 0.34 SARAB 0.29
ARDESTAN 0.30 G. GHAEMSHR 0.65 KOOHRANG 0.24 SARAKHS 0.30
ASTARA 0.22 GHAZVIN 0.21 LAR 0.09 SARAVAN 0.29
BABOLSAR 0.14 GHOM 0.22 LORDEGAN 0.06 SEMNAN 0.30
BAFGH 0.20 GHOOCHAN 0.08 MAHABAD 0.40 SHAHR BABAK 0.11
BAM 0.18 GHORVEH 0.31 MAKOO 0.24 SHAHREKORD 0.21
B. ABASS 0.19 GOLMAKAN.C 0.30 MALAYER 0.29 SHAHREZA 0.11
B. ANZALI 0.20 GONABAD 0.57 MANJIL 0.48 SHAHROUD 0.13
B. DAIER 0.13 GORGAN 0.36 MARAGHEH 0.37 SHARGH ESFAHAN 0.14
B.LENGEH 0.12 HAMEDAN .F 0.09 MARIVAN 0.56 SHIRAZ 0.25
B.MAHSHAHR 0.06 HAMEDAN.N 0.31 MARVAST 0.22 SHOMALE TEHRAN 0.30
BEHBAHAN 0.02 HA. DARAB 0.53 MASHHAD 0.30 SIRJAN 0.40
BIARJAMAND 0.10 ILAM 0.11 MASJED SOLEYMAN 0.20 TABASS 0.26
BIJAR 0.38 IRANSHAHR 0.65 MESHKINSHAHR 0.30 TABRIZ 0.41
BIRJAND 0.22 JASK 0.05 MIANDEH JIROFT 0.54 TAKAB 0.19
BOJNURD 0.30 J.ABOMOOSA 0.44 MIANEH 0.22 TEHRAN MEHRABAD 0.28
BOROOJEN 0.20 J.GHESHM 0.61 MINAB 0.30 TORBATE HEYDARIEH 0.21
BOSHROOY 0.09 J. KISH 0.31 MOSHIRAN 0.22 TORBATE JAM 0.18
BOSTAN 0.11 J. SIRI 0.45 NEYSHABOOR 0.30 YASOUJ 0.30
BROUJERD 0.15 JOLFA 0.38 NOUSHAHR 0.01 YAZD 0.29
BUSHEHR (COASTAL) 0.43 KABOOTARABAD 0.16 OMIDIYEH .p 0.29 ZABOL 0.30
BUSHEHR 0.03 KAHNOUJ 0.13 OMIDIYEH(AGHAJARI 0.30 ZAHEDAN 0.60
CHAHBAHAR 0.20 KANGAVAR 0.21 OROOMIEH 0.36 ZANJAN 0.22
DARAN 0.23 KARAJ 0.29 PARSABADE-MOGHAN 0.39 ZARGHAN 0.30
DEHLORAN 0.46 KASHAN 0.25 RAMHORMOZ 0.29 ZARINEHO 0.18
DEZFUL 0.29 KASHMAR 0.28 RAMSAR 0.58 ZARINEH OBATO 0.19
DOGONBADAN 0.16 KENARAK 0.29 RASHT 0.30 ZAHAK 0.29

To study the normality, the tests of normality of observed variables were calculated, and the results for all stations are shown in Tables 3 and 4. Therefore, STSM studies the patterns of rainfall series which are not spatially distributed. These temporal patterns are measured by several methods [62].