Weather World
Holtville Monthly Climate Averages
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi 69°F Lo 48°F | Hi 73°F Lo 51°F | Hi 80°F Lo 55°F | Hi 87°F Lo 61°F | Hi 94°F Lo 66°F | Hi 105°F Lo 76°F | Hi 109°F Lo 84°F | Hi 108°F Lo 84°F | Hi 101°F Lo 78°F | Hi 89°F Lo 66°F | Hi 77°F Lo 55°F | Hi 68°F Lo 49°F |
| 5 mph | 6 mph | 7 mph | 8 mph | 8 mph | 7 mph | 6 mph | 6 mph | 6 mph | 6 mph | 5 mph | 5 mph |
| 0.4 in | 0.3 in | 0.3 in | 0.1 in | 0 in | 0 in | 0.3 in | 0.5 in | 0.4 in | 0.2 in | 0.5 in | 0.4 in |
| 38% | 35% | 32% | 27% | 26% | 22% | 26% | 27% | 27% | 28% | 32% | 39% |
| 16% | 14% | 13% | 9% | 5% | 5% | 8% | 9% | 7% | 7% | 11% | 17% |
| 30.1 in | 30.0 in | 30.0 in | 29.9 in | 29.8 in | 29.7 in | 29.8 in | 29.8 in | 29.8 in | 29.9 in | 30.0 in | 30.0 in |
| 30 | 28 | 31 | 30 | 31 | 30 | 29 | 28 | 28 | 30 | 30 | 30 |
| 1 | 1 | 1 | 0 | 0 | 0 | 2 | 3 | 2 | 1 | 0 | 1 |
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 4 | 5 | 5 | 7 | 7 | 8 | 9 | 8 | 7 | 6 | 4 | 3 |
| 308 | 290 | 322 | 328 | 336 | 326 | 331 | 344 | 340 | 333 | 320 | 303 |
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi 21°C Lo 9°C | Hi 23°C Lo 11°C | Hi 27°C Lo 13°C | Hi 31°C Lo 16°C | Hi 35°C Lo 19°C | Hi 41°C Lo 24°C | Hi 43°C Lo 29°C | Hi 42°C Lo 29°C | Hi 39°C Lo 26°C | Hi 32°C Lo 19°C | Hi 25°C Lo 13°C | Hi 20°C Lo 9°C |
| 8 km/h | 10 km/h | 12 km/h | 13 km/h | 12 km/h | 11 km/h | 10 km/h | 9 km/h | 9 km/h | 9 km/h | 9 km/h | 8 km/h |
| 11 mm | 7 mm | 7 mm | 2 mm | 1 mm | 0 mm | 7 mm | 13 mm | 11 mm | 6 mm | 12 mm | 11 mm |
| 38% | 35% | 32% | 27% | 26% | 22% | 26% | 27% | 27% | 28% | 32% | 39% |
| 16% | 14% | 13% | 9% | 5% | 5% | 8% | 9% | 7% | 7% | 11% | 17% |
| 1018 mb | 1016 mb | 1014 mb | 1012 mb | 1009 mb | 1008 mb | 1009 mb | 1009 mb | 1009 mb | 1012 mb | 1016 mb | 1018 mb |
| 30 | 28 | 31 | 30 | 31 | 30 | 29 | 28 | 28 | 30 | 30 | 30 |
| 1 | 1 | 1 | 0 | 0 | 0 | 2 | 3 | 2 | 1 | 0 | 1 |
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 4 | 5 | 5 | 7 | 7 | 8 | 9 | 8 | 7 | 6 | 4 | 3 |
| 308 | 290 | 322 | 328 | 336 | 326 | 331 | 344 | 340 | 333 | 320 | 303 |
| Month |
| Avg. Temperatures |
| Avg. Wind Speed |
| Avg. Precipitation |
| Average Humidity |
| Avg. Cloud Cover |
| Pressure Average |
| Average Dry Days |
| Avg. Precip. Days |
| Avg. Snow Days |
| Average Fog Days |
| Average UV Index |
| Avg. Hours of Sun |
Averages are based on historical weather data from the past 10 years.