Oshawa weather and climate in 2024
Day
18 °C
Night
8 °C
Sea
6 °C
Precipitation
78 mm
in month
Rainy days
12 days
in month
Daylight
15 hours
average
Sunshine
7 hours
average
Humidity
68 %
Day
18 °C
Night
8 °C
Sea
6 °C
Precipitation
78 mm
in month
Rainy days
12 days
in month
Daylight
15 hours
average
Sunshine
7 hours
average
Humidity
68 %
Overview: Oshawa
Weather charts for Oshawa
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Weather overview for Oshawa
Weather overview
Oshawa (Canada) in general has a mild continental climate. Temperatures during the day are in the range from -1 °C (29 °F) in January to 27 °C (80 °F) in July. The highest night temperatures could be experienced in July with 16 °C (60 °F), the lowest in January with -9 °C (15 °F). The driest month is February with just 10 days of rain, on the contrary, the month when it rains the most is December with 13 days of rain.
January weather
The number of rainy days descent's start could be observed, the value of this measure is 12 days in Oshawa, while the rainfall amount descents similarly to the previous month. The day temperature reaches its minimum, the value of this measure is -1 °C (29 °F), and the minimum of the night temperature can be noticed as well in this month. The beginning of the rise of the number of sun hours (without clouds) could be noticed, with its value of 3 hours.
February weather
The number of rainy days reaches its minimum, its value is 10 days in Oshawa. The day temperature rise's start could be observed, with its value of 0 °C (32 °F), and the beginning of the rise of the night temperature could be noticed too in this month. The rise of the number of sun hours (without clouds) can be observed, its value is 4 hours.
March weather
The day temperature continues to rise, with its value being 4 °C (40 °F) in Oshawa, and the rise of the night temperature can be observed as well, with its value being -4 °C (25 °F). The rainfall amount is on its minimum, with its value of 50 mm (1.95 in), while the number of rainy days starts to rise, the value of this measure is 10 days. The number of sun hours (without clouds) continues to rise, with its value of 5 hours.
April weather
The number of rainy days rises similarly to the previous month, with its value being 11 days in Oshawa, while the rainfall amount rise's start could be observed, with its value being 69 mm (2.70 in). The day temperature rises similarly to the previous month, and the night temperature rises similarly to the previous month as well, with its value being 2 °C (36 °F). The rise of the number of sun hours (without clouds) can be observed, with its value being 6 hours.
May weather
The rainfall amount continues to rise, its value is 78 mm (3.08 in) in Oshawa. The night temperature continues to rise, the value of this measure is 8 °C (46 °F), and the day temperature rises similarly to the previous month as well, with its value being 18 °C (65 °F). The number of sun hours (without clouds) rises similarly to the previous month, with its value being 7 hours. The humidity is on its minimum, with its value of 68 %.
June weather
The tourist season slowly starts in Oshawa. The day temperature continues to rise, with its value being 24 °C (74 °F), and the rise of the night temperature can be observed as well, with its value of 13 °C (56 °F). The day length reaches its maximum, its value is 15 hours. The number of sun hours (without clouds) continues to rise, with its value being 8 hours.
July weather
There is pending tourist season in July in Oshawa. The maximum of the day temperature is observable, the value of this measure is 27 °C (80 °F), and the maximum of the night temperature is observable as well, its value is 16 °C (60 °F). The beginning of the descent of the number of rainy days could be noticed in this month. The maximum of the number of sun hours (without clouds) can be noticed, with its value being 9 hours.
August weather
The day temperature starts to descent in this month in Oshawa. The number of sun hours (without clouds) descent's start could be observed, with its value being 8 hours. The tourist season is close to its peak in August. The wind speed is on its minimum, the value of this measure is 3.
September weather
The descent of the day temperature can be observed, the value of this measure is 22 °C (71 °F) in Oshawa, while the night temperature starts to descent, with its value of 11 °C (52 °F). The ongoing tourist season is noticeable. The rainfall amount is on its maximum, with its value being 86 mm (3.39 in). The descent of the number of sun hours (without clouds) can be observed, with its value of 6 hours.
October weather
The beginning of the rise of the number of rainy days could be noticed, with its value of 12 days in Oshawa, on the contrary the beginning of the descent of the rainfall amount could be noticed in October. The day temperature descents similarly to the previous month, with its value of 14 °C (58 °F), and the night temperature descents similarly to the previous month as well, with its value being 5 °C (41 °F). The descent of the number of sun hours (without clouds) can be observed.
November weather
The day temperature continues to descent, with its value of 8 °C (46 °F) in Oshawa, and the night temperature descents similarly to the previous month too, with its value being 0 °C (33 °F). The rainfall amount rise's start could be observed, its value is 83 mm (3.25 in). The number of sun hours (without clouds) descents similarly to the previous month, its value is 3 hours.
December weather
The day temperature continues to descent, its value is 1 °C (35 °F) in Oshawa, and the night temperature continues to descent as well, with its value being -5 °C (23 °F). The rainfall amount starts to descent, with its value being 66 mm (2.59 in), while the maximum of the number of rainy days can be noticed in this month. The minimum of the number of sun hours (without clouds) is observable, its value is 2 hours. The maximum of the humidity can be noticed, its value is 81 %.
FAQs
What is the average number of rainy days in May in Oshawa?
In Oshawa in May, we can expect 12 days to be rainy, that is, days when precipitation exceeds 2 mm (0.08 in). Converted to days of the week, this means that it will occur on an average of 2.7 days of the week, or in general - 38 % days.
Is June a good month to visit Oshawa?
June is a good month to visit Oshawa. There are some people, who may feel a slight chill at 24 °C (74 °F), but others will feel perfectly fine. The temperature of 13 °C (56 °F) at night may make it better to dine inside or to put on more clothes for a dinner outside.
Is there a wet season in July in Oshawa?
No, there is no wet season in July in Oshawa - you can expect 10 days of rain during the month.
Is it hot in Oshawa in August?
In August in Oshawa, you will enjoy nice warm weather, but it will also be pleasant and you probably won't feel hot.
What is the temperature in Oshawa during the day in September?
The average daily temperature in Oshawa in September is 22 °C (71 °F). A comfortable temperature for most people, where it is neither too cold nor too hot, and a large number of activities can be carried out comfortably, including sunbathing by the water. This is a decrease of 4 °C (39 °F) compared to the last month. Lighter clothing will be suitable - shorts, skirts, t-shirts, jackets; a light sweater and long trousers may also be useful.
What is the air temperature in October in Oshawa at night?
The average night temperature in October in Oshawa is 5 °C (41 °F). The nights will be cool, layers of clothes will be needed for evening and morning walks, the hotel should be equipped with heating. In absolute terms, the decrease compared to the last month is 6 °C (43 °F).
We make the most from 40 years of historical weather data to predict the best weather conditions.
Deciding on where to go for a holiday is hard sometimes. Get inspired by the most popular destinations.
We aggregate data from combining multiple weather sources to ensure accuracy of the highest order.