When to visit
Waterloo?

Discover the best time of year, based on historical climate, temperature, and precipitation.

Waterloo
State of Iowa · United States of America

The best weather in Waterloo is from July, August, September.consistent weather climate

Climate score
June
77

Excellent climate

🌦Humid

Temperature
17–28°C
Pleasant nights
Feels like
17–29°C
Comfortable
Precipitation
127mm
Torrential rain · 8 days
Sunshine
12.4h
Partly cloudy
Humidity (%)
64%
Comfortable
Annual Climate Analysis
Temperature, Rain & Feels Like
Rain
Actual Temp
Feels Like
-20°-10°10°20°30°40°JanFebMarAprMayJunJulAugSepOctNovDec
Monthly Overview
Score132020467677818689682814
ClimatePolarPolarColdColdCool & rainyHumidHumidPleasantPleasantMildColdPolar
Temperature-10–-2°C-9–1°C-1–10°C4–15°C11–22°C17–28°C19–28°C18–28°C15–25°C8–18°C1–10°C-5–3°C
Feels like-15–-7°C-15–-4°C-5–5°C0–12°C9–21°C17–29°C20–31°C19–30°C13–24°C5–14°C-4–6°C-10–-2°C
Precipitation48mm
9 days
22mm
4 days
82mm
9 days
81mm
8 days
106mm
10 days
127mm
8 days
89mm
6 days
80mm
6 days
56mm
5 days
62mm
6 days
58mm
6 days
39mm
7 days
Sunshine4.6h
☀︎ 49%
7.9h
☀︎ 74%
7.4h
☀︎ 62%
9.1h
☀︎ 68%
10.1h
☀︎ 69%
12.4h
☀︎ 81%
12.6h
☀︎ 84%
11.8h
☀︎ 86%
10.3h
☀︎ 83%
8.3h
☀︎ 75%
6.8h
☀︎ 70%
4.8h
☀︎ 53%
WindW · 21 km/hW · 24 km/hNW · 25 km/hW · 28 km/hSE · 23 km/hS · 21 km/hSW · 18 km/hS · 19 km/hS · 20 km/hW · 24 km/hSW · 24 km/hSW · 22 km/h
Humidity (%)80%70%64%61%64%64%74%73%67%62%67%71%
Day length9.5h10.6h12.0h13.4h14.6h15.2h14.9h13.9h12.5h11.0h9.8h9.1h

Frequently asked questions

What is the best time to visit Waterloo?

The best time to visit Waterloo is May, September, August, July, June, with temperatures between 11 °C and 28 °C. The best month is May. May is shoulder season.

What is the weather like in Waterloo?

Waterloo has a climate with an overall score of 5.2/10. Annual temperatures range from -10 °C to 28 °C.

What is the hottest month in Waterloo?

The hottest month in Waterloo is June, with average highs of 28 °C and lows of 17 °C.

What is the rainiest month in Waterloo?

The rainiest month in Waterloo is June, with an average of 127 mm of precipitation.