Upper Lake, California Climate
United States
Pop. 1,052 Elev. 410 m / 1,345 ft
TZ: America/Los_Angeles (UTC-7) ·
Dry and hot, Upper Lake sees August highs of 90°F (32°C) and cool January lows of 36°F (2°C). Expect around 43 rainy days annually (39.0 in / 991 mm total), with snow on 2 days and 11 in (277 mm) of annual accumulation. The city averages 224 sunny days per year and around 27 thunderstorm days. Ocean water temperatures reach 59°F (15°C) in summer.
| Temperature | 90°F (32°C) high | 36°F (2°C) low |
| Feels like | 91°F (33°C) high | 36°F (2°C) low |
| Rain | 43 days | 39.0 in (991 mm) /yr |
| Snow | 2 days | 10.9 in (277 mm) /yr |
| Sky | 224 sunny | 27 stormy |
| Wind | 1.8 mph (0.8 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 (%)
28
Jan 63
Feb 65
Mar 48
Apr 23
May 11
Jun 10
Jul 11
Aug 31
Sep 40
Oct 56
Nov 55
Dec Humidity (%)
58
Jan 71
Feb 71
Mar 64
Apr 54
May 44
Jun 48
Jul 40
Aug 55
Sep 66
Oct 75
Nov 77
Dec Weather Days by Month
Water Temperatures
Cities with Similar Climate
Find similar cities on the map →Nearby Cities
Nearby
Commercial airport 46 mi Charles M. Schulz Sonoma County Airport (STS)
Ski resort 138 mi Sugar Bowl Resort
National park 23 mi
Mountain peak
(6,113 ft) 12 mi Goat Mountain
Hospital 4 mi Sutter Lakeside Hospital
Hiking trail 26 mi Montgomery Trail
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Monthly Weather Data
↑ See chart| Month | Avg High | Avg Low | Rainfall | Snowfall | Sunny Days |
|---|---|---|---|---|---|
| January | 60°F 16°C | 36°F 2°C | 1.6 in 42 mm | — | 24 |
| February | 56°F 13°C | 38°F 3°C | 10.6 in 268 mm | 2.6 in66 mm | 7 |
| March | 58°F 14°C | 39°F 4°C | 5.6 in 142 mm | 7.8 in197 mm | 9 |
| April | 68°F 20°C | 45°F 7°C | 1.3 in 34 mm | 0.4 in10 mm | 15 |
| May | 76°F 24°C | 50°F 10°C | 0.5 in 13 mm | — | 23 |
| June | 85°F 29°C | 58°F 14°C | 0.1 in 1 mm | — | 28 |
| July | 87°F 31°C | 61°F 16°C | 0.1 in 3 mm | — | 29 |
| August | 90°F 32°C | 62°F 17°C | 0.1 in 3 mm | — | 28 |
| September | 82°F 28°C | 59°F 15°C | 1.2 in 31 mm | — | 21 |
| October | 70°F 21°C | 47°F 8°C | 2.5 in 63 mm | — | 15 |
| November | 63°F 17°C | 44°F 7°C | 4.7 in 120 mm | — | 12 |
| December | 56°F 13°C | 41°F 5°C | 10.7 in 272 mm | 0.1 in3 mm | 13 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 24 | 1 |
| February | 7 | 5 |
| March | 9 | 6 |
| April | 15 | 1 |
| May | 23 | 0 |
| June | 28 | 0 |
| July | 29 | 0 |
| August | 28 | 0 |
| September | 21 | 2 |
| October | 15 | 2 |
| November | 12 | 3 |
| December | 13 | 7 |
Water Temperatures Data
↑ See chart| Month | Ocean Avg High | Lake Avg High |
|---|---|---|
| January | 52°F 11°C | 43°F 6°C |
| February | 51°F 11°C | 43°F 6°C |
| March | 51°F 10°C | 47°F 8°C |
| April | 51°F 10°C | 54°F 12°C |
| May | 49°F 9°C | 60°F 15°C |
| June | 50°F 10°C | 67°F 19°C |
| July | 52°F 11°C | 70°F 21°C |
| August | 55°F 13°C | 71°F 22°C |
| September | 57°F 14°C | 68°F 20°C |
| October | 59°F 15°C | 59°F 15°C |
| November | 55°F 13°C | 54°F 12°C |
| December | 54°F 12°C | 48°F 9°C |