Spokane, WA Weather
Spokane hourly forecast: next 24 hours
Today's high of 73°F (23°C) is right in line with the typical September high of 75°F (24°C).
Current conditions in detail
Spokane weather tomorrow (Thursday, September 17)
Tomorrow in Spokane looks sunny, with a high of 76° and an overnight low of 50°. Rain is unlikely (2% chance). Winds top out near 8 mph, and the UV index reaches 4 (moderate).
Spokane 14-day forecast
About the weather in Spokane
The Spokane year is defined by how long its winter lasts: 5 months average sub-freezing nights, bottoming out in December at 25°F (-4°C). Summer is the short exception, with July reaching 88°F (31°C).
Spokane weather: quick facts
- Hottest month: July - highs near 88°F (31°C)
- Coldest month: December - highs near 36°F (2°C)
- Decade extremes (2015-2024): 111°F (44°C) high · -9°F (-23°C) low
- Wettest month: December (13 rainy days) · Sunniest: July (14.5 h sun/day)
- Climate type: Mediterranean
- Annual swing: 26°C between the average warmest and coolest month · day to night: 11°C
- Snow: about 23 days a year
- Months averaging 30°C or hotter: 2
- Average humidity: 63%
Temperatures through the year
December bottoms out at 36°F (2°C) in daylight, 25°F (-4°C) after dark. At its warmest, in July, Spokane runs to 88°F (31°C) in the afternoon and back to 62°F (17°C) by dawn. Across the gridded 2015-2024 daily record, the highest daily maximum for this location was 111°F (44°C) and the lowest daily minimum -9°F (-23°C). Three of the twelve months pair mild highs with fewer than twelve wet days; the longest unbroken run is May through June.
Rain, sun and snow
Days and nights are about 11°C apart on average - wider than roughly 80% of the cities we track. Between the average July and the average December lie 26°C, a wider spread than roughly 86% of the cities we track. The wettest month is December (2.9 inches (75 mm) across 13 days) and the driest July. Snow falls on roughly 23 days a year, mostly November through April.
Season by season
Spring (March through May)
Spring in Spokane is mild, with daytime highs averaging 59°F (15°C) and nights around 39°F (4°C); expect showers on roughly 27 days across the season, plus about 3 snowy days. Daylight is generous - around 10.3 hours of sun a day.
Summer (June through August)
Summer in Spokane is hot, with daytime highs averaging 84°F (29°C) and nights around 59°F (15°C); rain comes on about 9 days over the three months. Daylight is generous - around 13.5 hours of sun a day.
Fall (September through November)
Fall is crisp but comfortable here - highs near 60°F (16°C), nights near 41°F (5°C), and expect showers on roughly 25 days across the season, plus about 3 snowy days.
Winter (December through February)
Through winter, Spokane is frigid: 38°F (3°C) by day, 25°F (-4°C) after dark, and rain falls on around 36 of the 90 days, plus about 17 snowy days. Wind sharpens cold like this considerably; pair the forecast winds with the wind speed converter to judge exposed conditions.
Average temperatures in Spokane by month
| Month | High | Low | Rain days | Precipitation | Sunshine | Humidity |
|---|---|---|---|---|---|---|
| January | 37° | 25° | 13 | 2.4 in | 4.3 h/day | 84% |
| February | 41° | 26° | 10 | 1.9 in | 6.1 h/day | 76% |
| March | 50° | 31° | 11 | 2.1 in | 8.5 h/day | 71% |
| April | 58° | 38° | 9 | 1.6 in | 10.4 h/day | 60% |
| May | 70° | 47° | 7 | 1.8 in | 12.0 h/day | 56% |
| June | 78° | 55° | 5 | 1.0 in | 13.3 h/day | 48% |
| July | 88° | 62° | 2 | 0.2 in | 14.5 h/day | 35% |
| August | 87° | 61° | 2 | 0.5 in | 12.7 h/day | 39% |
| September | 75° | 52° | 4 | 0.9 in | 10.6 h/day | 51% |
| October | 60° | 41° | 8 | 1.9 in | 8.1 h/day | 67% |
| November | 45° | 31° | 12 | 2.7 in | 5.2 h/day | 81% |
| December | 36° | 25° | 13 | 2.9 in | 3.7 h/day | 85% |