# Top Science Websites in Canada
The top 10 most visited science websites in Canada by Ahrefs organic search traffic estimates. Updated monthly.
October 2025
| Rank | Website | Search traffic | ||
|---|---|---|---|---|
| 1 | ↑1 | openai.com |
3M
+504.7K
|
+504.7K |
| 2 | ↓1 | theweathernetwork.com |
2.5M
-487.6K
|
-487.6K |
| 3 | weather.gc.ca |
2M
-63K
|
-63K | |
| 4 | ↑1 | hydroquebec.com |
1M
-56.8K
|
-56.8K |
| 5 | ↑3 | noaa.gov |
780.7K
+242.8K
|
+242.8K |
| 6 | ↑13 | zerogpt.com |
756K
+488.5K
|
+488.5K |
| 7 | stm.info |
657.9K
+52.3K
|
+52.3K | |
| 8 | ↓2 | accuweather.com |
511.5K
-146.6K
|
-146.6K |
| 9 | ↓5 | meteomedia.com |
453.2K
-699K
|
-699K |
| 10 | ↓1 | nasa.gov |
439K
-67.9K
|
-67.9K |
## Top Trending Websites
Websites that changed positions within the top 100 rankings in October 2025.