Jan : Temperature in Grinnell is lowest during Jan. In Jan, temperature during day raise upto -1 C° and temperature during night goes down upto -11 C°. Weather is quite clear during Jan. According to past year record, there is 3.1cm snow fall every year during Jan in Grinnell.
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Feb : During Feb month, highest temperature is 2 C° and lowest temperature is -8 C°. Weather is quite clear during Feb. According to past year record, there is 3.34cm snow fall every year during Feb in Grinnell.
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Mar : In Grinnell during Mar, day temperature raise upto 9 C° and night temperature goes down upto -2 C°. Mar is one of the rainy months in Grinnell. According to past year record, there is 7.11cm rain fall every year during Mar in Grinnell.
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Apr : In Apr, temperature during day raise upto 16 C° and temperature during night goes down upto 4 C°. Apr is one of the rainy months in Grinnell. According to past year record, there is 11.09cm rain fall every year during Apr in Grinnell. So if you are planing to visit Grinnell during Apr, umbrella is worth considering.
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May : During May month, highest temperature is 23 C° and lowest temperature is 10 C°. May is one of the rainy months in Grinnell. According to past year record, there is 13.27cm rain fall every year during May in Grinnell. So if you are planing to visit Grinnell during May, umbrella is worth considering.
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Jun : Jun is one of the hot months in Grinnell. In Grinnell during Jun, day temperature raise upto 28 C° and night temperature goes down upto 16 C°. Jun is one of the rainy months in Grinnell. According to past year record, there is 12.9cm rain fall every year during Jun in Grinnell. So if you are planing to visit Grinnell during Jun, umbrella is worth considering.
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Jul : Temperature in Grinnell is at its peak during Jul. In Jul, temperature during day raise upto 30 C° and temperature during night goes down upto 18 C°. Jul is one of the rainy months in Grinnell. According to past year record, there is 13.33cm rain fall every year during Jul in Grinnell. So if you are planing to visit Grinnell during Jul, umbrella is worth considering.
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Aug : Aug is one of the hot months in Grinnell. During Aug month, highest temperature is 28 C° and lowest temperature is 17 C°. Aug is one of the rainy months in Grinnell. According to past year record, there is 13.07cm rain fall every year during Aug in Grinnell. So if you are planing to visit Grinnell during Aug, umbrella is worth considering.
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Sep : Grinnell weather in Sep is good. In Grinnell during Sep, day temperature raise upto 25 C° and night temperature goes down upto 12 C°. Sep is one of the rainy months in Grinnell. According to past year record, there is 10.42cm rain fall every year during Sep in Grinnell. So if you are planing to visit Grinnell during Sep, umbrella is worth considering.
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Oct : In Oct, temperature during day raise upto 17 C° and temperature during night goes down upto 5 C°. Oct is one of the rainy months in Grinnell. According to past year record, there is 9.58cm rain fall every year during Oct in Grinnell.
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Nov : During Nov month, highest temperature is 8 C° and lowest temperature is -2 C°. Nov is one of the rainy months in Grinnell. According to past year record, there is 6.9cm rain fall every year during Nov in Grinnell.
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Dec : In Grinnell during Dec, day temperature raise upto 1 C° and night temperature goes down upto -8 C°. Weather is quite clear during Dec. According to past year record, there is 4.25cm snow fall every year during Dec in Grinnell.
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