Jan : Temperature in Rock-Island-Illinois is lowest during Jan. In Jan, temperature during day raise upto -1 C° and temperature during night goes down upto -10 C°. Weather is quite clear during Jan. According to past year record, there is 4.15cm snow fall every year during Jan in Rock-Island-Illinois.
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Feb : During Feb month, highest temperature is 2 C° and lowest temperature is -7 C°. Weather is quite clear during Feb. According to past year record, there is 4.15cm snow fall every year during Feb in Rock-Island-Illinois.
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Mar : In Rock-Island-Illinois during Mar, day temperature raise upto 9 C° and night temperature goes down upto -2 C°. Mar is one of the rainy months in Rock-Island-Illinois. According to past year record, there is 6.87cm rain fall every year during Mar in Rock-Island-Illinois.
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Apr : In Apr, temperature during day raise upto 17 C° and temperature during night goes down upto 4 C°. Apr is one of the rainy months in Rock-Island-Illinois. According to past year record, there is 8.6cm rain fall every year during Apr in Rock-Island-Illinois.
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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 Rock-Island-Illinois. According to past year record, there is 10.83cm rain fall every year during May in Rock-Island-Illinois. So if you are planing to visit Rock-Island-Illinois during May, umbrella is worth considering.
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Jun : Jun is one of the hot months in Rock-Island-Illinois. In Rock-Island-Illinois during Jun, day temperature raise upto 28 C° and night temperature goes down upto 15 C°. Jun is one of the rainy months in Rock-Island-Illinois. According to past year record, there is 10.5cm rain fall every year during Jun in Rock-Island-Illinois. So if you are planing to visit Rock-Island-Illinois during Jun, umbrella is worth considering.
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Jul : Temperature in Rock-Island-Illinois 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 Rock-Island-Illinois. According to past year record, there is 10.56cm rain fall every year during Jul in Rock-Island-Illinois. So if you are planing to visit Rock-Island-Illinois during Jul, umbrella is worth considering.
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Aug : Aug is one of the hot months in Rock-Island-Illinois. During Aug month, highest temperature is 29 C° and lowest temperature is 17 C°. Aug is one of the rainy months in Rock-Island-Illinois. According to past year record, there is 11.31cm rain fall every year during Aug in Rock-Island-Illinois. So if you are planing to visit Rock-Island-Illinois during Aug, umbrella is worth considering.
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Sep : Rock-Island-Illinois weather in Sep is good. In Rock-Island-Illinois during Sep, day temperature raise upto 25 C° and night temperature goes down upto 12 C°. Sep is one of the rainy months in Rock-Island-Illinois. According to past year record, there is 7.57cm rain fall every year during Sep in Rock-Island-Illinois.
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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 Rock-Island-Illinois. According to past year record, there is 7.13cm rain fall every year during Oct in Rock-Island-Illinois.
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Nov : During Nov month, highest temperature is 9 C° and lowest temperature is -1 C°. Nov is one of the rainy months in Rock-Island-Illinois. According to past year record, there is 6.21cm rain fall every year during Nov in Rock-Island-Illinois.
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Dec : In Rock-Island-Illinois during Dec, day temperature raise upto 2 C° and night temperature goes down upto -7 C°. Dec is one of the snowy months in Rock-Island-Illinois. According to past year record, there is 5.49cm snow fall every year during Dec in Rock-Island-Illinois.
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