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Question: How's the seasonal weather in Waterloo?

Answer: Waterloo Seasonal temperature break down - The average median temperature March through May is approximately 46°F with highs averaging at 58°F and lows averaging at 34°F. June through August has an approximate average median temperature of 70°F with highs averaging at 82°F, lows typically average at 57°F. Average median temperatures September through November average out at 50°F, high temperatures average out at 61°F and lows average at 40°F. The average median temperature December through February is approximately 27°F with highs averaging at 37°F, lows average out at 18°F. The average Waterloo annual median temperature averages out at approximately 48°F. The coldest month in Waterloo is January with a median temperature of 22°F, the average high for the month of January is 32°F with an average low of 13°F. The hottest month in Waterloo is July with an approximate median temperature of 74°F, the average high for the month of July is 87°F with an average low of 62°F.

Question: What type of clothing should I pack for my trip to Waterloo?

Answer: If you plan on traveling to Waterloo from March through May you will want to pack a couple of lightweight long sleeve shirts and lightweight jeans or pants. You will also want to think about packing a lightweight jacket or a lightweight sweater for the cooler days or nights. Those of you who will be traveling to Waterloo from June through August should think about packing some short sleeve shirts and shorts. You may also want to pack a tank top as it can sometimes get pretty hot during the day. You should also consider packing a lightweight long sleeve shirt and jeans as there's a possibility you can run into a cooler night. Folks that will be traveling to Waterloo September through November may want to consider packing a couple of long sleeve shirts and jeans, you will also want to consider packing a lightweight jacket. Those of you that will be traveling to Waterloo from December through February will want to pack a number of heavy sweaters, long sleeve shirts, jeans, gloves, a heavy jacket, ear muffs will also be a good idea.