Yountville, California Climate
United States
Pop. 3,017 Elev. 30 m / 98 ft
TZ: America/Los_Angeles (UTC-7) ·
Yountville has a dry climate with hot summers reaching 93°F (34°C) in August and cool winters averaging 41°F (5°C) in January. Humidity pushes the summer feels-like temperature to around 98°F (37°C). Rain falls on about 27 days per year (22.2 in / 565 mm total). The city averages 222 sunny days per year. Ocean water temperatures reach 62°F (17°C) in summer.
| Temperature | 93°F (34°C) high | 41°F (5°C) low |
| Feels like | 98°F (37°C) high | 41°F (5°C) low |
| Rain | 27 days | 22.2 in (565 mm) /yr |
| Sky | 222 sunny | 17 stormy |
| Wind | 2.7 mph (1.2 m/s) avg |
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Explore on the MapMonthly Climate Chart
Best months to visit: Jan, Apr, May, Jun, Jul, Sep, Oct
Sky & Air by Month
Cloud cover (%)
30
Jan 60
Feb 55
Mar 45
Apr 20
May 9
Jun 14
Jul 10
Aug 32
Sep 40
Oct 63
Nov 58
Dec Humidity (%)
53
Jan 69
Feb 66
Mar 59
Apr 44
May 47
Jun 54
Jul 44
Aug 54
Sep 61
Oct 77
Nov 80
Dec Weather Days by Month
Water Temperatures
Cities with Similar Climate
Find similar cities on the map →Nearby Cities
Nearby
Commercial airport 26 mi Charles M. Schulz Sonoma County Airport (STS)
Ski resort 125 mi Sugar Bowl Resort
National park 11 mi Jack London State Historic Park
Mountain peak
(6,113 ft) 62 mi Goat Mountain
Hospital 1 mi Holderman Memorial Hospital
Hiking trail 12 mi Bay Area Ridge Trail - 01 - North Bay
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Monthly Weather Data
↑ See chart| Month | Avg High | Avg Low | Rainfall | Snowfall | Sunny Days |
|---|---|---|---|---|---|
| January | 63°F 17°C | 41°F 5°C | 0.6 in 15 mm | — | 23 |
| February | 62°F 17°C | 43°F 6°C | 7.5 in 190 mm | — | 7 |
| March | 65°F 19°C | 45°F 7°C | 2.8 in 71 mm | 0.2 in5 mm | 12 |
| April | 74°F 23°C | 49°F 9°C | 0.2 in 5 mm | — | 14 |
| May | 84°F 29°C | 55°F 13°C | 0.1 in 2 mm | — | 26 |
| June | 88°F 31°C | 57°F 14°C | 0.0 in 0 mm | — | 29 |
| July | 87°F 31°C | 58°F 15°C | 0.0 in 1 mm | — | 29 |
| August | 93°F 34°C | 61°F 16°C | 0.0 in 0 mm | — | 30 |
| September | 87°F 31°C | 61°F 16°C | 0.3 in 9 mm | — | 19 |
| October | 76°F 24°C | 52°F 11°C | 2.0 in 52 mm | — | 16 |
| November | 67°F 19°C | 49°F 9°C | 3.3 in 85 mm | — | 6 |
| December | 57°F 14°C | 45°F 7°C | 5.3 in 135 mm | — | 11 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 23 | 0 |
| February | 7 | 4 |
| March | 12 | 3 |
| April | 14 | 0 |
| May | 26 | 0 |
| June | 29 | 0 |
| July | 29 | 0 |
| August | 30 | 0 |
| September | 19 | 0 |
| October | 16 | 1 |
| November | 6 | 4 |
| December | 11 | 5 |
Water Temperatures Data
↑ See chart| Month | Ocean Avg High | Lake Avg High |
|---|---|---|
| January | 53°F 12°C | 49°F 10°C |
| February | 54°F 12°C | 49°F 10°C |
| March | 55°F 13°C | 52°F 11°C |
| April | 56°F 13°C | 58°F 15°C |
| May | 55°F 13°C | 64°F 18°C |
| June | 57°F 14°C | 67°F 19°C |
| July | 60°F 16°C | 67°F 20°C |
| August | 61°F 16°C | 71°F 22°C |
| September | 62°F 17°C | 72°F 22°C |
| October | 62°F 17°C | 65°F 18°C |
| November | 58°F 14°C | 59°F 15°C |
| December | 56°F 14°C | 53°F 11°C |