Weather World
City of Arroyo Grande, CA
Arroyo Grande Monthly Climate Averages
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi 62°F Lo 47°F | Hi 62°F Lo 46°F | Hi 63°F Lo 47°F | Hi 65°F Lo 49°F | Hi 68°F Lo 51°F | Hi 72°F Lo 55°F | Hi 74°F Lo 58°F | Hi 76°F Lo 59°F | Hi 76°F Lo 60°F | Hi 73°F Lo 56°F | Hi 66°F Lo 51°F | Hi 61°F Lo 47°F |
| 7 mph | 8 mph | 8 mph | 8 mph | 8 mph | 7 mph | 6 mph | 6 mph | 6 mph | 6 mph | 6 mph | 7 mph |
| 3.3 in | 3.5 in | 3.2 in | 1 in | 0.2 in | 0.1 in | 0 in | 0 in | 0.2 in | 0.6 in | 2.1 in | 3.5 in |
| 64% | 68% | 70% | 68% | 67% | 65% | 66% | 65% | 62% | 59% | 59% | 64% |
| 26% | 29% | 29% | 22% | 17% | 14% | 11% | 8% | 12% | 15% | 20% | 29% |
| 30.1 in | 30.1 in | 30.1 in | 30.0 in | 30.0 in | 29.9 in | 29.9 in | 29.9 in | 29.9 in | 30.0 in | 30.1 in | 30.1 in |
| 27 | 24 | 28 | 29 | 31 | 30 | 31 | 31 | 30 | 30 | 28 | 27 |
| 4 | 4 | 3 | 2 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 4 |
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 |
| 4 | 3 | 4 | 4 | 5 | 5 | 5 | 5 | 5 | 4 | 4 | 3 |
| 268 | 232 | 254 | 279 | 300 | 308 | 323 | 348 | 321 | 310 | 283 | 255 |
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi 17°C Lo 8°C | Hi 17°C Lo 8°C | Hi 17°C Lo 9°C | Hi 19°C Lo 9°C | Hi 20°C Lo 11°C | Hi 22°C Lo 13°C | Hi 24°C Lo 14°C | Hi 24°C Lo 15°C | Hi 24°C Lo 15°C | Hi 23°C Lo 13°C | Hi 19°C Lo 10°C | Hi 16°C Lo 8°C |
| 11 km/h | 12 km/h | 12 km/h | 13 km/h | 13 km/h | 11 km/h | 10 km/h | 10 km/h | 9 km/h | 10 km/h | 10 km/h | 11 km/h |
| 85 mm | 88 mm | 82 mm | 25 mm | 6 mm | 3 mm | 1 mm | 0 mm | 6 mm | 16 mm | 53 mm | 89 mm |
| 64% | 68% | 70% | 68% | 67% | 65% | 66% | 65% | 62% | 59% | 59% | 64% |
| 26% | 29% | 29% | 22% | 17% | 14% | 11% | 8% | 12% | 15% | 20% | 29% |
| 1020 mb | 1018 mb | 1018 mb | 1016 mb | 1014 mb | 1013 mb | 1013 mb | 1013 mb | 1013 mb | 1015 mb | 1018 mb | 1019 mb |
| 27 | 24 | 28 | 29 | 31 | 30 | 31 | 31 | 30 | 30 | 28 | 27 |
| 4 | 4 | 3 | 2 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 4 |
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 |
| 4 | 3 | 4 | 4 | 5 | 5 | 5 | 5 | 5 | 4 | 4 | 3 |
| 268 | 232 | 254 | 279 | 300 | 308 | 323 | 348 | 321 | 310 | 283 | 255 |
| 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.