Vancouver, Washington Weather
Fog locks the valleys. Day 93 of summer. Read this microseason across nine climate regions →
Vancouver weather forecast — hour by hour, 7-day outlook, NOAA radar
Conditions updated 7:20 AM PDT · Open-Meteo
- TodaySep 21Overcast later——75°54°—
- TuesdaySep 22Overcast——67°53°-8°
- WednesdaySep 23Overcast——72°50°+5°
- ThursdaySep 24Showers37%0.50″61°54°-11°
- FridaySep 25Drizzle44%0.06″66°52°+5°
- SaturdaySep 26Overcast——69°51°+3°
- SundaySep 27Overcast11%—68°54°-1°
Air quality now AQI 60 · Moderate
AQI 60 (Moderate), driven by PM2.5. AQI flat over the last 6 hours (within ±3 points). PM2.5 at 19.5 µg/m³ (AQI 70) with a 0.99 fine-to-coarse ratio and 1 mph wind — combustion smoke trapped in stagnant air, not road dust.
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion.
What's driving it
PM × Wind × Precip
PM2.5 at 19.5 µg/m³ (AQI 70) with a 0.99 fine-to-coarse ratio and 1 mph wind — combustion smoke trapped in stagnant air, not road dust.
- PM2.5/PM10
- 0.99
- Wind
- calm
- Recent rain
- 0h in last 6h
- Pattern
- stagnant smoke
Trends
Seven days of AQI and PM2.5.
Hourly air-quality data from the Copernicus Atmosphere Monitoring Service, charted across the past and next several days. Dashed lines mark the AQI breakpoints at 50 (Good → Moderate) and 100 (Moderate → Unhealthy for Sensitive Groups).
September dries up ditches or breaks down bridges.
- Moonrise
- —
- Moonset
- 1:16 AM
- In sign
- ♑︎ Capricorn
Fog locks the valleys
Read this microseason across nine climate regions →
All 72 microseasons on the year wheel →
Vancouver at a glance
- Today vs. normal: Today averages 65°F (high 75°F, low 54°F), 3°F above the 62°F normal for Sep 21
- Last frost: March 29 (1991–2020 median, NOAA station 5 km away)
- Microseason: Sep 21–25
- Planting calendar: September — harvest tomatoes, peppers, beans, summer squash, winter squash
16-Day Forecast — Vancouver
- Mon75°54°0%
- Tue67°53°1%
- Wed72°50°0%
- Thu61°54°37%
- Fri66°52°44%
- Sat69°51°6%
- Sun68°54°11%
- Mon63°53°5%
- Tue71°48°9%
- Wed71°49°16%
- Thu72°49°24%
- Fri71°46°32%
- Sat77°50°29%
- Sun79°50°9%
- Mon62°50°10%
- Tue64°45°19%
Forecast data from Open-Meteo (CC BY 4.0).
Live wind & temperature near Vancouver
Interactive wind and temperature map centered on Vancouver — it loads in your browser. Open the full weather map.
Right now in the garden
Late season
As of September 21, the first frost (around November 9) is about 7 weeks away. Frost-tender plants keep producing until then. This city's planting calendar for September: harvest tomatoes, peppers, beans, summer squash, and winter squash.
Sun & seasons in Vancouver
Vancouver sits in Clark County, where the year’s longest day runs 15h 42m of daylight and its shortest just 8h 41m — a swing of +7h 1m between the June and December solstices. Clocks spring forward on Sunday, March 8, 2026 and fall back on Sunday, November 1, 2026.
Seattle, the state’s largest city, lies about 138 miles to the N. The nearest town Vancouver tracks is Olympia, roughly 98 miles to the N.
Air quality in Vancouver
Air quality in Vancouver’s county has held roughly steady since 2020; its cleanest year on record was 2024 (median AQI 31). See the full air-quality history for Vancouver.
Planting calendar
| Month | Plant | Harvest |
|---|---|---|
| March | lettuce, peas, spinach, radishes | — |
| April | lettuce, peas, spinach, radishes | lettuce, spinach, radishes |
| May | — | lettuce, peas, spinach, radishes |
| June | tomatoes, peppers, beans, squash | lettuce, peas, spinach, garlic |
| July | tomatoes, peppers, beans, squash | beans, summer squash, garlic |
| August | beans, squash, fall brassicas, carrots | tomatoes, peppers, beans, summer squash |
| September | — | tomatoes, peppers, beans, summer squash, winter squash |
| October | garlic (overwinter) | tomatoes, peppers, beans, summer squash, winter squash |
| November | — | tomatoes, peppers, beans, summer squash, winter squash, fall brassicas, carrots |
| December | — | fall brassicas, carrots |
A year in weather
The year in Vancouver tops out in August (~69°F) and dips lowest in January (~41°F), with December wettest at 6.1 inches and July driest at 0.4 inches.
| Month | Mean temp | Precip | Rainy days |
|---|---|---|---|
| January | 41° | 5.3″ | 20 |
| February | 43° | 3.8″ | 17 |
| March | 47° | 4.0″ | 19 |
| April | 52° | 2.9″ | 16 |
| May | 58° | 2.5″ | 13 |
| June | 63° | 1.6″ | 9 |
| July | 69° | 0.4″ | 4 |
| August | 69° | 0.5″ | 4 |
| September | 64° | 1.4″ | 7 |
| October | 54° | 3.4″ | 16 |
| November | 46° | 5.5″ | 19 |
| December | 41° | 6.1″ | 20 |
Regional context
Similar climates Minnehaha, WA, Five Corners, WA, Hazel Dell, WA
By the nearest station's NOAA NCEI 1991-2020 normals, Vancouver sees 41°F Januarys and 69°F Julys, a 28°F range, plus around 37.5 inches of precipitation across 163 days.
Vancouver's moisture rides winter storm tracks: December brings 6.1 inches over 20.3 wet days, while July sees only 0.4 inches across 3.6 days in the dry warm season. That groups Vancouver with places like Minnehaha, WA, Five Corners, WA and Hazel Dell, WA on the same cool-season storm track.
By March 29 the frosts ease in Vancouver, opening the season for peas, lettuce, spinach, and radishes. Hold Vancouver's tender crops — tomatoes, peppers, basil — until 10-14 days past Vancouver's last frost. Vancouver's window closes around November 9 as Vancouver's overnight lows return below freezing. In about half of years, Vancouver's last freeze comes after March 29.
Similar climates: Minnehaha, WA, Five Corners, WA, Hazel Dell, WA, Orchards, WA, Barberton, WA.
Frequently asked
- When does it freeze in Vancouver?
- Vancouver's last spring frost lands near March 29, and in Vancouver the first fall frost follows around November 9.
- What is the rainy season in Vancouver?
- Rainfall in Vancouver peaks in December near 6.1 inches, out of about 37 inches annually.
- What is the warmest month in Vancouver?
- Vancouver peaks in August, when the mean runs near 69°F.
- What is the coldest month in Vancouver?
- January is Vancouver's coldest month, averaging about 41°F.
- When can I start a vegetable garden in Vancouver?
- In Vancouver, sow peas and hardy greens around March 29; Vancouver's tomatoes and peppers wait two weeks more.
- How many rainy days does Vancouver get?
- Expect roughly 163 wet days a year in Vancouver.
- What hardiness zone is Vancouver?
- Since January in Vancouver averages 41°F, Vancouver's USDA zone follows that floor — confirm it by ZIP.
- What is the 10-day forecast for Vancouver?
- Vancouver's extended outlook — daily high and low temperatures and precipitation chances for each upcoming day — is in the daily forecast above.
- Will it rain this week in Vancouver?
- See this week's day-by-day rain chances for Vancouver in the daily forecast above, and the next 24 hours in the hourly chart.
- What is the weather like right now in Vancouver?
- Current conditions for Vancouver and the next 24 hours — temperature, precipitation chance, and wind by the hour — are in the hourly forecast chart above.
- How often is the Vancouver forecast updated?
- The Vancouver forecast on this page is built from Open-Meteo weather-model data and refreshes regularly through the day.
- When are sunrise and sunset in Vancouver?
- Today's sunrise and sunset times for Vancouver are in the Almanac section above, along with civil dawn, civil dusk, and day length. Day length is longest near the summer solstice and shortest near the winter solstice.
- How accurate is the weather forecast for Vancouver?
- The next few days in Vancouver's forecast are the most reliable; accuracy declines beyond about a week as weather-model uncertainty grows.
Vancouver sits at 45.6°N; its climate zone is warm-summer Mediterranean (Köppen approximation).
ZIP codes in Vancouver
- 98660
- 98661
- 98662
- 98663
- 98664
- 98665
- 98682
- 98683
- 98684
- 98685
- 98686
- 98687