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Thunder Bay weather in April 2023
- 88°C max day temperature
- 99 days with some rainfall
- -3-3°C min night temperature
- 1414 hours of daylight per day
- 0No heat & humidity
- 4545 mm of monthly rainfall
- 44 (Moderate) UV index
- 22°C sea temperature
Recommended for Ontario
The April weather guide for Ontario (Thunder Bay) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Metric (°C / mm) | Imperial (°F / inches)
More about Canada
How warm is it in Thunder Bay in April?
Daytime temperatures usually reach 8°C in Thunder Bay in April, falling to -3°C at night.
How sunny is it in Thunder Bay in April?
There are normally 7 hours of bright sunshine each day in Thunder Bay in April - that's 54% of daylight hours.
Is the sea cold around Thunder Bay in April?
The average sea temperature around Thunder Bay in April is 2°C.
Does it rain in Thunder Bay in April?
There are usually 9 days with some rain in Thunder Bay in April and the average monthly rainfall is 45mm. Rain may fall as snow in this month.
Thunder Bay April sunrise & sunset times
Browse the sunrise and sunset times for Thunder Bay in April 2023. Select a month to view Thunder Bay sunrise and sunset times for the next 12 months.
|Date||Sunrise times||Sunset times|
|Saturday, 1st April 2023||07:35||20:27|
|Saturday, 15th April 2023||07:07||20:48|
|Sunday, 30th April 2023||06:40||21:10|
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