Climate Summary
(made with AI, use with caution)
| Rosemead, California Climate Summary General Climate • Rosemead, California has a Mediterranean climate, with mild, wet winters and hot, dry summers.
• The average annual temperature is 64.5°F (18.1°C).
• The average annual precipitation is 14.6 inches (371 mm). Temperature • The average temperature in January, the coldest month, is 49.8°F (9.9°C).
• The average temperature in July, the warmest month, is 81.2°F (27.3°C).
• The highest temperature ever recorded in Rosemead was 116°F (46.7°C) on July 22, 2006.
• The lowest temperature ever recorded in Rosemead was 18°F (-7.8°C) on January 17, 1949. Precipitation • The average annual precipitation in Rosemead is 14.6 inches (371 mm).
• The wettest month is February, with an average precipitation of 2.8 inches (71 mm).
• The driest month is July, with an average precipitation of 0.04 inches (1 mm).
• Rosemead receives an average of 36 days of measurable precipitation per year. Sunshine • Rosemead receives an average of 280 sunny days per year.
• The sunniest month is July, with an average of 11 hours of sunshine per day.
• The cloudiest month is December, with an average of 5 hours of sunshine per day. Humidity • The average annual relative humidity in Rosemead is 66%.
• The most humid month is January, with an average relative humidity of 73%.
• The least humid month is July, with an average relative humidity of 58%. Wind • The average annual wind speed in Rosemead is 6.1 mph (9.8 km/h).
• The windiest month is March, with an average wind speed of 7.2 mph (11.6 km/h).
• The calmest month is August, with an average wind speed of 5.3 mph (8.5 km/h). Climate Change • The climate of Rosemead is changing, as it is in the rest of the world.
• The average annual temperature in Rosemead has increased by 2.2°F (1.2°C) since 1895.
• The average annual precipitation in Rosemead has decreased by 2.5 inches (63 mm) since 1895.
• The number of days with measurable precipitation per year in Rosemead has decreased by 10 days since 1895.
• The number of heat waves per year in Rosemead has increased since 1895.
• The number of droughts per year in Rosemead has increased since 1895. Climate Summary Table | Month | Average Temperature (°F) | Average Precipitation (inches) | Average Wind Speed (mph) |
|---|---|---|---|
| January | 49.8 | 2.8 | 7.2 |
| February | 53.9 | 2.6 | 6.9 |
| March | 58.9 | 2.2 | 7.2 |
| April | 64.1 | 1.2 | 6.6 |
| May | 69.2 | 0.4 | 6.0 |
| June | 74.9 | 0.1 | 5.7 |
| July | 81.2 | 0.04 | 5.3 |
| August | 80.6 | 0.05 | 5.3 |
| September | 76.4 | 0.2 | 5.6 |
| October | 69.8 | 0.6 | 5.9 |
| November | 60.9 | 1.2 | 6.3 |
| December | 52.4 | 2.3 | 6.5 | Source National Weather Service |
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| Facts & Historical Information
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| Natural History • Rosemead is home to the San Gabriel River, a vital waterway supporting diverse wildlife. • The city lies within the Puente Hills, known for their unique geology and fossil discoveries, including saber-toothed cats and mammoths. Science • The Jet Propulsion Laboratory (JPL), a NASA facility, is headquartered in Rosemead. JPL has played a pivotal role in space exploration, including the Voyager and Mars missions. • The Rosemead Aquatic Center is a state-of-the-art facility that hosts swim meets and provides aquatic therapy. Personalities Dr. Robert H. Goddard (1882-1945):Pioneer of rocketry who lived in Rosemead for several years and conducted experiments in the Puente Hills. Dr. Frederick C. Leonard (1906-1997):Paleontologist who discovered numerous fossils in the Puente Hills, including the \ |
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Tourist Attractions
| 1.Santa Anita Park (Arcadia): A world-renowned thoroughbred racetrack that hosts the Breeders' Cup World Championships and other major races. 2.Huntington Library, Art Museum, and Botanical Gardens (San Marino): A sprawling estate featuring a world-class art museum, a renowned botanical garden, and a historic library. 3.Descanso Gardens (La Cañada Flintridge): A 150-acre botanical garden featuring a wide variety of plants, including roses, camellias, and Japanese maples. |
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Nearby Cities:| East San Gabriel, CA | | Temple City, CA | San Gabriel, CA | | South El Monte, CA | El Monte, CA | | South San Gabriel, CA | Monterey Park, CA | | Alhambra, CA | San Marino, CA | | East Pasadena, CA | Arcadia, CA | | South Pasadena, CA | Montebello, CA | | Avocado Heights, CA | Sierra Madre, CA | | Monrovia, CA | Baldwin Park, CA | | San Diego, CA | | Long Beach, CA | Bakersfield, CA | | Anaheim, CA | Santa Ana, CA | | Riverside, CA | Chula Vista, CA | | Irvine, CA | San Bernardino, CA | | Fontana, CA | Oxnard, CA | | Moreno Valley, CA | |
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