Whitby weather by month
Warmest month
July
27°C average high
Coolest month
February
-7°C average low
Wettest month
April
79 mm of rain
Driest month
February
20 mm of rain
Average temperature and rainfall in Whitby by month
Averages of the daily highs and lows recorded in each month, with total rainfall, mean humidity and mean wind speed.
| Month | Avg high | Avg low | Record low / high | Rainfall | Humidity | Wind |
|---|---|---|---|---|---|---|
| January | -1°C | -7°C | -23°C / 9°C | 37 mm | 80% | 16 km/h |
| February | 0°C | -7°C | -19°C / 13°C | 20 mm | 79% | 17 km/h |
| March | 4°C | -4°C | -17°C / 18°C | 45 mm | 70% | 16 km/h |
| April | 10°C | 2°C | -9°C / 26°C | 79 mm | 71% | 15 km/h |
| May | 18°C | 8°C | -1°C / 30°C | 52 mm | 72% | 13 km/h |
| June | 23°C | 14°C | 8°C / 32°C | 65 mm | 71% | 11 km/h |
| July | 27°C | 17°C | 11°C / 32°C | 45 mm | 72% | 10 km/h |
| August | 26°C | 16°C | 9°C / 31°C | 52 mm | 74% | 10 km/h |
| September | 23°C | 13°C | 6°C / 31°C | 43 mm | 77% | 9 km/h |
| October | 15°C | 8°C | 1°C / 26°C | 60 mm | 79% | 12 km/h |
| November | 9°C | 2°C | -10°C / 23°C | 43 mm | 78% | 14 km/h |
| December | 3°C | -3°C | -20°C / 15°C | 37 mm | 80% | 15 km/h |
Frost and snow-likely months in Whitby
Nights in Whitby average 2°C or below in 5 months (January, February, March, November and December). January, February, March and December combine average lows at or below 0°C with 10 mm or more of monthly precipitation, so precipitation then is likely to fall as snow. The coldest month is February with an average low of -7°C and a record low of -19°C.
- January: average low -7°C, record low -23°C, 37 mm of precipitation — snow-likely
- February: average low -7°C, record low -19°C, 20 mm of precipitation — snow-likely
- March: average low -4°C, record low -17°C, 45 mm of precipitation — snow-likely
- November: average low 2°C, record low -10°C, 43 mm of precipitation
- December: average low -3°C, record low -20°C, 37 mm of precipitation — snow-likely
These records carry temperature and precipitation, not snowfall totals.
Best time to visit Whitby
The most comfortable time to visit Whitby is generally June and August to September, balancing mild daytime temperatures against the driest stretch of the year. The city has strongly marked seasons and rain concentrates around April, totalling about 578 mm a year.
Travellers who prefer heat should aim for July, when highs average 27°C. April is the month to avoid if rain would spoil your plans — it averages 79 mm, roughly 4× the rainfall of the driest month (February).
Whitby climate: your questions
Does it snow in Whitby?
Yes, in winter: January, February, March and December average lows at or below 0°C with 10 mm or more of monthly precipitation, so some of it falls as snow. The coldest month is February (average low -7°C, record low -19°C). Our records carry temperature and precipitation, not snowfall totals. What is falling now: Whitby weather today.
Will it snow in Whitby this winter?
Whitby's winter months average lows of -3°C in December, -7°C in January and -7°C in February, with about 95 mm of precipitation across the three; 3 of them sit at or below 0°C, so snow is likely on the colder days. The records hold no snowfall totals. The next 15 days: Whitby 10-day forecast.
When is the best time to visit Whitby?
June and August to September are the most comfortable months in Whitby, with highs near 24°C. July is the warmest month, averaging 27°C by day; April is the wettest, with 79 mm; and February is the coolest, with lows near -7°C. What it is doing today: Whitby weather today.
Source: OpenWeather historical and statistical weather data. Values are long-term averages, not a forecast — see the Whitby forecast for what is happening now.
Nearest cities: Monthly climate
- Oshawa7.6 km
- Ajax8.1 km
- Markham26 km
- Clarington27 km
- Toronto38 km
- Richmond Hill39 km
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