Skip to content

Checked

Issaquah, WA 98029 Weather

It is 37°F in Issaquah, WA 98029, observed at 1:27 AM PDT. Today: Patchy Fog then Mostly Sunny, high 55°F, low 35°F. Hourly and 10-day forecast from the National Weather Service. Times are local (PDT).

Issaquah, WA 98029 current weather

37°F

Mostly Clear

H 55° / L 35°Feels like 37°

Observed at EW6690 Maple Valley (8.2 mi away), 10/31/2026, 1:27 AM PDT

1 active alert

From the National Weather Service for this forecast zone or county

State alerts

Minor1Minimal to no known threat

Hourly forecast

NWS, updated 10/31/2026, 12:40 AM PT

  1. Now39°
  2. 2 AM38°
  3. 3 AM38°
  4. 4 AM38°
  5. 5 AM37°
  6. 6 AM37°
  7. 7 AM37°
  8. 8 AM36°
  9. 9 AM38°
  10. 10 AM42°
  11. 11 AM46°
  12. 12 PM48°
  13. 1 PM51°
  14. 2 PM53°
  15. 3 PM53°
  16. 4 PM54°
  17. 5 PM52°
  18. 6 PM50°
  19. 7 PM47°
  20. 8 PM43°
  21. 9 PM42°
  22. 10 PM41°
  23. 11 PM40°
  24. 12 AM39°Sun
  25. 1 AM39°
  26. 1 AM39°
  27. 2 AM39°
  28. 3 AM38°
  29. 4 AM38°
  30. 5 AM38°
  31. 6 AM37°
  32. 7 AM38°
  33. 8 AM39°
  34. 9 AM43°
  35. 10 AM45°
  36. 11 AM47°
  37. 12 PM49°
  38. 1 PM51°
  39. 2 PM52°
  40. 3 PM53°
  41. 4 PM51°
  42. 5 PM48°
  43. 6 PM44°
  44. 7 PM42°
  45. 8 PM40°
  46. 9 PM40°
  47. 10 PM39°
  48. 11 PM38°

10-day forecast

Tap a day for details

  • Today10/31Low 35°High 55°

    Saturday: Patchy frost before 9am, then patchy fog between 9am and noon. Mostly sunny. High near 55, with temperatures falling to around 52 in the afternoon. North wind around 2 mph.

    Overnight: Patchy frost after 5am. Mostly clear. Low around 35, with temperatures rising to around 37 overnight. Southeast wind around 2 mph.

    Patchy Fog then Mostly Sunny
  • Sun11/1Low 35°High 53°

    Sunday: Patchy frost and patchy fog before 11am. Partly sunny, with a high near 53. Wind around 0 mph.

    Sunday Night: Partly cloudy, with a low around 35. East wind around 2 mph.

    Patchy Frost then Partly Sunny
  • Mon11/2Low 43°High 56°

    Monday: Partly sunny, with a high near 56.

    Monday Night: Cloudy, with a low around 43.

    Partly Sunny
  • Tue11/3Low 42°High 57°

    Tuesday: Mostly cloudy, with a high near 57.

    Tuesday Night: Mostly cloudy, with a low around 42.

    Mostly Cloudy
  • Wed11/444% chance of precipitationLow 45°High 57°

    Wednesday: A chance of rain after 10am. Partly sunny, with a high near 57.

    Wednesday Night: A chance of rain. Mostly cloudy, with a low around 45.

    Chance Light Rain
  • Thu11/567% chance of precipitationLow 45°High 57°

    Thursday: A chance of rain. Mostly cloudy, with a high near 57.

    Thursday Night: Rain likely. Mostly cloudy, with a low around 45.

    Chance Light Rain
  • Fri11/667% chance of precipitationLow High 54°

    Friday: Rain likely. Mostly cloudy, with a high near 54.

    Light Rain Likely
  • Sat11/7Model blend53% chance of precipitationLow 48°High 59°

    Saturday: Chance of rain. High near 59°. Low that night near 48°. About 0.34 in of precipitation.

    Computer model guidance from the NOAA National Blend of Models, not a forecast written by NWS forecasters. Expect changes this far out.

  • Sun11/8Model blend48% chance of precipitationLow 47°High 59°

    Sunday: Chance of rain. High near 59°. Low that night near 47°. About 0.40 in of precipitation.

    Computer model guidance from the NOAA National Blend of Models, not a forecast written by NWS forecasters. Expect changes this far out.

  • Mon11/9Model blend45% chance of precipitationLow 46°High 59°

    Monday: Chance of rain. High near 59°. Low that night near 46°. About 0.48 in of precipitation.

    Computer model guidance from the NOAA National Blend of Models, not a forecast written by NWS forecasters. Expect changes this far out.

Forecast for 47.559, -121.998 from the NWS SEW office, updated 10/31/2026, 12:40 AM PT · Official forecast on weather.gov

Days 8 to 10: NOAA National Blend of Models, station KRNT (Renton Muni, 11 mi), model run 10/30/2026, 7:00 PM PDT

From the National Weather Service; may be delayed. Not for life-safety decisions. In an emergency, call 911.

Next 6 hours

NWS hourly forecast

  1. Now39°Mostly Clear1%2 mph
  2. 2 AM38°Mostly Clear1%2 mph
  3. 3 AM38°Mostly Clear1%2 mph
  4. 4 AM38°Mostly Clear1%2 mph
  5. 5 AM37°Patchy Frost1%2 mph
  6. 6 AM37°Patchy Frost1%2 mph

Hourly details

Next 7 days: temperature chart, feels like, rain and snow amounts, sky cover, wind and gustsShow

Radar and satellite

National radar

NEXRAD (up to 24 hours) and GOES

Latest

Frequently asked questions

What is the weather in Issaquah, WA 98029 right now?
The latest observation from EW6690 Maple Valley was 37°F, reported at 10/31/2026, 1:27 AM PDT.
What is the high temperature today in Issaquah, WA 98029?
The National Weather Service forecast for saturday calls for a high near 55°F. Patchy Fog then Mostly Sunny.
Will it rain in Issaquah, WA 98029 in the next 24 hours?
The NWS hourly forecast does not show any hour with a 50% or higher chance of precipitation in the next 24 hours.
What is the 10-day forecast for Issaquah, WA 98029?
The first 7 days come from the National Weather Service forecast. Days 8 to 10 (Nov 7 to Nov 9) come from the NOAA National Blend of Models, with highs near 59°F and up to a 53% chance of precipitation. Model guidance this far out often changes.
What time is sunrise and sunset in Issaquah, WA 98029 today?
Sunrise is about 7:51 AM PDT and sunset is about 5:52 PM PDT (calculated for the center of the area, within a few minutes).
What is the normal October weather in Issaquah, WA 98029?
At Snoqualmie Falls, the 1991 to 2020 normal high in October is 60°F and the normal low is 44°F.

Nearby hazards

Washington hazards

Severe storm and flash flood outlooks, expected rain, river flooding and wildfires near this area

  • Severe storm outlook today:No thunderstorm risk area over this locationOutlook map
  • Excessive rainfall outlook (flash flood risk):Could not check the Weather Prediction Center outlook right now.
  • River gauges within 40 miles at or above flood stage: None reported
  • Active wildfires within 50 miles: THREE QUEENS Fire (9,575 acres), KING Fire (3,427 acres), WEST FORK Fire (310 acres), GARDA FALLS Fire (308 acres), 1498 - PIERCE COUNTY FD 5 Fire (0 acres)

UV and air quality forecast

EPA and AirNow

AQI forecast today (Cascade foothills of King-Pierce Counties)
33GoodPM2.5
AQI forecast tomorrow (Cascade foothills of King-Pierce Counties)
33GoodPM2.5

UV index guide · Air quality

Drought

By county

King County, week of 10/27/2026

14% of the county is in moderate drought or worse.

Tides nearby

NOAA tide stations

Sun and moon

Local time, center of the area

Sunrise
7:51 AM
Sunset
5:52 PM
Daylight
10 hr 1 min
Moon
Waning Gibbous 72% lit
First light (civil dawn)
7:18 AM
Last light (civil dusk)
6:24 PM
Moonrise
10:43 PM
Moonset
2:13 PM

Normal October weather

Climate

Normal October high 60°, low 44°, precipitation 6.22 in for the month. 1991 to 2020 normals at Snoqualmie Falls, 8 mi away.

Other places nearby

Data sources

See something wrong? Request a correction

About this data

Weather and emergencies: Weather, air quality and hazard information on this page is delayed and may be incomplete. It is not a substitute for official warnings. Always follow the National Weather Service, local emergency management and public safety officials. In an emergency, call 911. For evacuation orders, use your local official alert system.

Forecasts, observations and alerts come from the National Weather Service (api.weather.gov). Data can be delayed by minutes to hours, and an observation station may be miles from the place named on this page. This site is not affiliated with NOAA or the National Weather Service.

DatenUS is a private website and is not affiliated with or endorsed by any government agency. We republish public data from the sources listed on this page. Data can be incomplete, delayed or wrong. Always check the original source before you make a decision.

Our servers read this data automatically from government sources. Errors can come from the source itself or from the way we read, process or display it, and we do not guarantee that it is accurate, complete or current. Verify anything important with the official source.

Report an errorRead the full disclaimer