Ottawa
July
Weather in Ottawa for July 2026
Your guide to Ottawa weather in July - trends and predictions
So far, July 2026 in Ottawa is slightly warmer than the historical average by 1.2 °C.
The forecast for the upcoming days in Ottawa predicts a temperature of 24.4 °C, which is slightly above the historical average.
In general, the average temperature in Ottawa at the beginning of July is 28 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 23.6 °C by the end of July.
Ottawa experiences heavy rainfall in July, with over 20 rainy days and an average total precipitation 126.5 mm.
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Temperatures
Rain 🌧️
More
9
Dry days
22
Rainy days
0
Snow days
27°/16°
Temperatures
15 km/h
Avg max wind
73 %
Avg humidity
Ottawa Weather July
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Temperatures trend during July in Ottawa
See the weather trend as well as the moving average line
July weather in Ottawa day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Jul. |  Moderate or heavy rain shower | 28° /16° | 16.4 mm | 7 | |
| 2 Jul. |  Sunny | 29° /17° | 0.9 mm | 8 | |
| 3 Jul. |  Patchy rain possible | 27° /18° | 1.1 mm | 7 | |
| 4 Jul. | Patchy rain possible | 27° /17° | 0.3 mm | 7 | |
| 5 Jul. |  Partly cloudy | 29° /15° | 0 mm | 8 | |
| 6 Jul. | Patchy rain possible | 29° /17° | 3.5 mm | 7 | |
| 7 Jul. | Moderate rain at times | 27° /18° | 5.9 mm | 7 | |
| 8 Jul. | Patchy rain possible | 29° /17° | 1.3 mm | 7 | |
| 9 Jul. |  Overcast | 25° /17° | 8.8 mm | 7 | |
| 10 Jul. | Patchy rain possible | 25° /17° | 8.5 mm | 7 | |
| 11 Jul. | Moderate rain at times | 27° /16° | 7.5 mm | 7 | |
| 12 Jul. | Partly cloudy | 28° /16° | 0.2 mm | 8 | |
| 13 Jul. | Moderate or heavy rain shower | 28° /18° | 8.8 mm | 7 | |
| 14 Jul. | Sunny | 30° /17° | 1.7 mm | 8 | |
| 15 Jul. | Overcast | 29° /18° | 6.1 mm | 8 | |
| 16 Jul. | Moderate or heavy rain shower | 27° /18° | 7 mm | 7 | |
| 17 Jul. | Patchy rain possible | 27° /15° | 0.3 mm | 7 | |
| 18 Jul. | Patchy rain possible | 24° /14° | 8.5 mm | 6 | |
| 19 Jul. | Sunny | 24° /13° | 0 mm | 7 | |
| 20 Jul. | Sunny | 27° /14° | 0 mm | 7.5 | |
| 21 Jul. | Partly cloudy | 23° /13° | 16.4 mm | 4.2 | |
| 22 Jul. | Patchy rain possible | 18° /11° | 1.8 mm | 1.8 | |
| 23 Jul. | Sunny | 24° /11° | 0 mm | 6.5 | |
| 24 Jul. | Sunny | 25° /13° | 0 mm | 7 | |
| 25 Jul. | Partly cloudy | 27° /13° | 0 mm | 7 | |
| 26 Jul. | Sunny | 29° /18° | 0 mm | 7 | |
| 27 Jul. | Patchy rain possible | 23° /20° | 22 mm | 5 | |
| 28 Jul. | Light rain shower | 20° /14° | 7.4 mm | 5 | |
| 29 Jul. | Patchy rain possible | 15° /11° | 1 mm | 3 | |
| 30 Jul. | Sunny | 25° /11° | 0 mm | 6 | |
| 31 Jul. | Sunny | 26° /13° | 0 mm | 7 | |
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Important Notice
Our weather forecast for Ottawa in July is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Ottawa forecast closer to your planned date for the most up-to-date weather information.
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Ottawa in July - FAQ
What are the expected maximum and minimum temperatures in Ottawa during July?
During July, expect a variety of temperatures with highs around 27° and lows near 16°, suitable for diverse activities and preferences.
How much rainfall should be expected in Ottawa during July?
Significant rainfall exceeding 126.5 mm is expected in Ottawa during July, occurring over more than 22 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Ottawa during July?
The average wind speed in Ottawa during July is 15 km/h, suggesting breezy to windy conditions, depending on your activities.
July rainfall patterns in Ottawa
Explore the daily rainfall trends and prepare for Ottawas July weather 💧
Typically, Ottawa has 22 rainy days in July with a total of 126.5 mm of rainfall.
UV exposure in Ottawa during July
Stay informed about UV levels for safe outdoor activities throughout the month of July ☀️
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