West Slope, Oregon Climate
United States
Pop. 6,554 Elev. 113 m / 371 ft
TZ: America/Los_Angeles (UTC-7) ·
West Slope has warm summers with average highs of 86°F (30°C) in July, and cool winters averaging 33°F (1°C) in January. Rain falls on about 70 days per year (44.3 in / 1125 mm total), with snow on 1 days and 6 in (155 mm) of annual accumulation. The city averages 109 sunny days per year and around 20 thunderstorm days. Nearby lake water reaches 68°F (20°C) in summer.
| Temperature | 86°F (30°C) high | 33°F (1°C) low |
| Feels like | 89°F (32°C) high | 33°F (1°C) low |
| Rain | 70 days | 44.3 in (1125 mm) /yr |
| Snow | 1 days | 6.1 in (155 mm) /yr |
| Sky | 109 sunny | 20 stormy |
| Wind | 2.6 mph (1.2 m/s) avg |
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Explore on the MapMonthly Climate Chart
Best months to visit: Apr, May, Jun, Jul, Aug, Sep, Oct
Sky & Air by Month
Cloud cover (%)
51
Jan 72
Feb 85
Mar 56
Apr 62
May 44
Jun 28
Jul 48
Aug 44
Sep 60
Oct 86
Nov 83
Dec Humidity (%)
79
Jan 78
Feb 79
Mar 63
Apr 59
May 57
Jun 53
Jul 56
Aug 65
Sep 77
Oct 87
Nov 87
Dec Weather Days by Month
Water Temperatures
Cities with Similar Climate
Find similar cities on the map →Nearby Cities
Nearby
Commercial airport 10 mi Portland International Airport (PDX)
Ski resort 53 mi Tubing Hill
National park 2 mi Willamette Stone State Heritage Site
Mountain peak
(4,941 ft) 44 mi Bracket Mountain
Hospital 1 mi Providence Saint Vincent Hospital
Hiking trail 3 mi Washington Park to Lesser Park Trail
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Monthly Weather Data
↑ See chart| Month | Avg High | Avg Low | Rainfall | Snowfall | Sunny Days |
|---|---|---|---|---|---|
| January | 48°F 9°C | 33°F 1°C | 3.5 in 88 mm | 0.0 in0 mm | 13 |
| February | 49°F 9°C | 36°F 2°C | 5.4 in 137 mm | 6.1 in155 mm | 4 |
| March | 57°F 14°C | 42°F 6°C | 8.3 in 212 mm | 0.0 in0 mm | 1 |
| April | 66°F 19°C | 44°F 6°C | 2.5 in 64 mm | — | 10 |
| May | 71°F 22°C | 48°F 9°C | 1.5 in 38 mm | — | 8 |
| June | 78°F 26°C | 52°F 11°C | 1.0 in 24 mm | — | 13 |
| July | 86°F 30°C | 57°F 14°C | 0.0 in 1 mm | — | 22 |
| August | 86°F 30°C | 60°F 16°C | 0.6 in 15 mm | — | 13 |
| September | 80°F 26°C | 55°F 13°C | 1.2 in 31 mm | — | 15 |
| October | 62°F 17°C | 45°F 7°C | 4.1 in 103 mm | — | 9 |
| November | 55°F 13°C | 44°F 7°C | 6.3 in 160 mm | — | 0 |
| December | 52°F 11°C | 41°F 5°C | 9.8 in 250 mm | — | 1 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 13 | 0 |
| February | 4 | 3 |
| March | 1 | 6 |
| April | 10 | 2 |
| May | 8 | 1 |
| June | 13 | 0 |
| July | 22 | 0 |
| August | 13 | 0 |
| September | 15 | 0 |
| October | 9 | 2 |
| November | 0 | 3 |
| December | 1 | 3 |
Water Temperatures Data
↑ See chart| Month | Lake Avg High |
|---|---|
| January | 38°F 4°C |
| February | 35°F 2°C |
| March | 44°F 6°C |
| April | 50°F 10°C |
| May | 56°F 13°C |
| June | 62°F 17°C |
| July | 67°F 19°C |
| August | 68°F 20°C |
| September | 66°F 19°C |
| October | 54°F 12°C |
| November | 47°F 9°C |
| December | 45°F 7°C |