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Glendale Weather by Month
Average temperatures, rainfall and humidity for Glendale, United States, month by month, built from OpenWeather's historical records. Use it to see what a typical Glendale month looks like before you travel — then check the live Glendale forecast for the days ahead.
Warmest month
July
42°C average high
Coolest month
January
7°C average low
Wettest month
August
31 mm of rain
Driest month
June
5 mm of rain
Average temperature and rainfall in Glendale 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 | 19°C | 7°C | -7°C / 28°C | 21 mm | 49% | 9 km/h |
| February | 22°C | 9°C | -1°C / 33°C | 15 mm | 43% | 10 km/h |
| March | 26°C | 12°C | 3°C / 41°C | 22 mm | 37% | 11 km/h |
| April | 31°C | 15°C | 4°C / 39°C | 6 mm | 24% | 12 km/h |
| May | 34°C | 19°C | 7°C / 43°C | 8 mm | 22% | 12 km/h |
| June | 40°C | 25°C | 13°C / 48°C | 5 mm | 19% | 11 km/h |
| July | 42°C | 29°C | 20°C / 47°C | 22 mm | 30% | 13 km/h |
| August | 41°C | 28°C | 17°C / 47°C | 31 mm | 35% | 11 km/h |
| September | 38°C | 24°C | 11°C / 45°C | 21 mm | 35% | 10 km/h |
| October | 32°C | 17°C | 3°C / 43°C | 19 mm | 35% | 9 km/h |
| November | 25°C | 11°C | -1°C / 35°C | 15 mm | 39% | 9 km/h |
| December | 20°C | 7°C | -7°C / 28°C | 23 mm | 49% | 8 km/h |
Best time to visit Glendale
The most comfortable time to visit Glendale is generally February to March and November, balancing mild daytime temperatures against the driest stretch of the year. The city has strongly marked seasons and rainfall is spread evenly across the months, totalling about 209 mm a year.
Travellers who prefer heat should aim for July, when highs average 42°C. August is the month to avoid if rain would spoil your plans — it averages 31 mm, roughly 6× the rainfall of June.
Source: OpenWeather historical and statistical weather data. Values are long-term averages, not a forecast — see the Glendale forecast for what is happening now.