Last updated: June 24, 2025
In September, the average temperature in Whitney, United States hovers around 27°C (80°F). Expect a range from a cool 10°C (51°F) to a sweltering 39°C (102°F). With an average precipitation of 77 mm (3.1 in) spread over 7 days, you might want to keep your umbrella handy! The air is moderately humid, with an average humidity level of 69%, making for a warm and occasionally rainy climate.
In September in Whitney, the average temperature is 27°C (80°F). Maximums can reach 39°C (102°F), while minimums can drop as low as 10°C (51°F). It's advisable to pack for both warm days and cooler nights for your trip.
In Whitney in September, the total precipitation amount is 77 mm (3.1 in) over the course of 7 days.
In Whitney in September, humidity is 69%. With an average temperature of 27°C (80°F), this humidity feels like a warm embrace that can leave you feeling sticky and lethargic, making it essential to stay hydrated and take frequent breaks while exploring.
In Whitney in September, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Whitney.
UV Risk Categories
Weather in Whitney varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Whitney, focusing on differences in temperature, rainfall, humidity, and UV levels.
Temperature | Precipitation | Humidity | UV | |
---|---|---|---|---|
January Weather | 9°C (49°F) | 59 mm (2.3 inches) | 79% | moderate |
February Weather | 10°C (51°F) | 86 mm (3.4 inches) | 80% | high |
March Weather | 16°C (62°F) | 85 mm (3.3 inches) | 78% | very high |
April Weather | 19°C (67°F) | 102 mm (4.0 inches) | 79% | very high |
May Weather | 24°C (75°F) | 176 mm (6.9 inches) | 81% | extreme |
June Weather | 28°C (82°F) | 70 mm (2.8 inches) | 77% | extreme |
July Weather | 30°C (86°F) | 55 mm (2.2 inches) | 71% | extreme |
August Weather | 30°C (86°F) | 91 mm (3.6 inches) | 67% | extreme |
September Weather | 27°C (80°F) | 77 mm (3.1 inches) | 69% | very high |
October Weather | 21°C (69°F) | 131 mm (5.2 inches) | 73% | very high |
November Weather | 14°C (58°F) | 44 mm (1.7 inches) | 82% | high |
December Weather | 12°C (53°F) | 56 mm (2.2 inches) | 87% | moderate |