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Cr,I"ATE <br />The ?otil~ier area has mountain climate in ti.e western <br />cart and a hieh plains, continental cli?ate in the <br />eastern cart, :'ariations in temperature sre wide. <br />Tre average annual temperature in the ;*~o+;ntsinous pare: <br />of the Area is lower than in the high c'_a!ns, and the <br />temperature increases -rpm east to west in the clains <br />pert. .4versge annual grecioitation also increases r'rnm <br />east to west, In the eastern pert o'.' the ;rea, rsin- <br />fsll in 11,=.ht end h~Lmiditr is loU•. <br />Temperature and ~reci?its`.ion data for t're Zountsino•ie <br />pert of the Ores are not a:~aiLa^1 e, It can be said, <br />howe•:er, that '::^e di'°erences in sltitade and exposure <br />create rrea*. •~sriations in hot'.•: t=m_ceraturs an•9 creci- <br />citation. In cer.ersl, temperatures sre cooler st }i-`er <br />elevations, snd northern exposures sre cooler than south- <br />ern exposures. The a•rerase•a'rost-free period ranges <br />•'rom °0 to 110 ds••s, ar.d t':ere_fore, much o` the mount- - <br />sinous cart of the area 'oes not ha•~e a -ro~•~fna season <br />of suf?'icient '_enath to al'_o%~ :or crop r:aturatton. <br />Annual precipitation rsnres 'ron about 1r to 2~ incF.es <br />and increases with ele•-stion. A 1srFe eroportion oP r. <br />the preci?itstion is li'.tel': to he snow at higher <br />elevations. <br />• In the eastern Bart of the Ares the cli?ate is ,:,odi:'ied <br />considersbl'r 'rpm that expected of a t•'oicsl high plains <br />because o; the nesrb•- :~ountsins in the ::eat, T'.-ie winds <br />characteristic of the olalns are rec?uced somewhat b-• <br />the shielding ef.ect o: t:~e mountains. ^here are areas } <br />near the mouth of large can~:ons, however, that ere <br />sub~sct to occasional dama`ins winds, At :*isn~' times <br />these winds sre on1- lecsl, but thec sre stronc enoueh <br />to cause dsmae to cuil~in~s, structures, and °grrnlsnd.3. <br />Ther ususll~~ occur in the winter end spring, snd veloo,lties <br />up to and exceeding 100 roles •:er hour ha•:e been re; or s- -~ <br />ed at 4ock? 'lets south o' 'oulder. <br />i <br />i <br />