In the coming 10 days, the weather in Waterloo will reach 21°C (70°F) on Thursday before declining again. Daytime highs during this period will average around 15°C (59°F), with nighttime lows around 10°C (50°F). These values are much cooler than usual for September. There will be plenty of sunshine throughout this time. Rain amounts are forecast to be less than usual (relative to standard September patterns), with mixed conditions, with some heavy rain showers especially on Mon. There will be rain on around 3 days (Thu, Fri, Mon).

Weather Forecast FAQ for Waterloo

When will be the warmest day next week?

The warmest day is expected to be Thursday with a high of 21°C (70°F).

When will be the coldest day?

The coldest day is forecasted for Tuesday with a low of 3°C (37°F).

Will it rain next week in Waterloo?

Yes, rain is expected on 3 days , specifically on Thu, Fri, Mon.

How much rainfall is expected next week?

A total of 14 mm (0.6 in) of rain is forecasted for the 10-day period.

What will be the temperature range next week?

Temperatures will range from 3°C (37°F) to 21°C (70°F).

More about Waterloo

Explore the full Waterloo climate overview with monthly averages, or check rainfall data and temperature by month.

Waterloo weather by month

Browse monthly averages for Waterloo: climate by month with temperature, rainfall and sunshine.

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