-4 to 25°C
temperature
2334 hours
sunshine per day
563 mm
rain
135 days
dry
151 days
rain
79 days
snow

Climate of Waterloo

Waterloo has a continental climate. It is warm in the summer and cold in the winter. The average annual temperature for Waterloo is 11° degrees and there is about 563 mm of rain in a year. It is dry for 125 days a year with an average humidity of 82% and an UV-index of 3.

Climate averages for the whole year

  • Day: the average daily temperature during the day is between -4°C and 25°C
  • Night:the average nighttime temperature is between -10°C and 15°C
  • Rain: it rains 151 days and there is a total of approximately 563 mm rainfall
  • Snow: it snows an average of 79 days per year
  • Sun hours: throughout the year there are 2334 sun hours
Maximum temperature: between -4°C and 25°C
Warmest month: 25°C in July
Coldest month: -4°C in January
Night temperature: between -10°C and 15°C
Dry days: 135 days
Days with rain: 151 days
Days with snow: 79 days
Total rain sum: 563 mm
Hours of sunshine: 2334 hours

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Temperature graph

This graph shows the average maximum temperature (red) and minimum temperature (blue) for Waterloo.

Precipitation graph

This graph shows the average amount of rainfall per month for Waterloo.

Climate table of Waterloo

In this climate table you can see at a glance what the average weather per month is for Waterloo. The data has been collected over a 30-year period, from which an average per month has been derived. From year to year the differences may be larger or smaller, but with this climate table you have a good idea of what the weather for Waterloo might be like in a given month.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Day temp. (°C) -4 -3 3 10 18 22 25 24 21 13 6 0
Night temp. (°C) -10 -9 -4 1 8 12 15 14 11 6 0 -5
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Precipitation (mm) 46 44 48 53 47 45 51 44 33 57 49 46
Days with rain 7 7 11 14 15 14 18 16 12 17 11 9
Days with snow 18 17 11 5 - - - - - 2 8 18
Dry days 6 4 9 11 16 16 13 15 18 12 11 4
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Sun hours per day 2 3 5 7 9 9 10 10 8 4 4 3
Wind force (Bft) 3 3 3 3 3 3 2 2 3 3 3 3
UV-index 1 1 2 3 5 5 5 5 3 2 2 1

Best time to visit Waterloo

The best time to visit Waterloo in Canada is from May through September. In this period you have a pleasant temperature and little precipitation. The highest average temperature in Waterloo is 25°C in July and the lowest is -4°C in January.

Climate of Waterloo by month

What is the average climate in a given month for Waterloo? Click on a month to see all monthly averages for sunshine, maximum and minimum temperatures, percent chance of rain per day, snowfall and number of rainy days.

Waterloo weather experiences

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