Renton Municipal Airport Weather Forecast

Local 7-day forecast

54°
F

Light Rain Likely then Showers And Thunderstorms Likely

Track current conditions, temperature changes, wind, and the full daily outlook for Renton Municipal Airport in one place.

Friday, May 15, 2026
Wind: 9 to 15 mph SSW
Friday

Rain likely between 10am and 2pm, then showers and thunderstorms likely between 2pm and 5pm, then rain. Mostly cloudy. High near 54, with temperatures falling to around 52 in the afternoon. South southwest wind 9 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New rainfall amounts less than a tenth of an inch possible.

Local 7-day forecast

Local Weather Overview

This forecast page for Renton Municipal Airport is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: May 15, 2026 12:58 AM PDT.

The active forecast window currently covers May 15 to May 21, 2026 for Renton Municipal Airport.

Page Snapshot

Page focus
city weather
Forecast window
May 15 to May 21, 2026
Latest sync
May 15, 2026 12:58 AM PDT
Forecast office
SEW
Source
NOAA / NWS
Next High
54°F
Friday
Next Low
44°F
Friday Night
Rain Outlook
4
Periods mentioning precipitation
Windiest
9 to 15 mph
Friday

Daily Outlook

Today
May 15
Light Rain Likely then Showers And Thunderstorms Likely
54 °F
/ 44°F
Wind 9 to 15 mph
Sat
May 16
Showers And Thunderstorms
58 °F
/ 43°F
Wind 3 to 8 mph
Sun
May 17
Partly Sunny
65 °F
/ 47°F
Wind 3 mph
Mon
May 18
Partly Sunny
66 °F
/ 49°F
Wind 5 mph
Tue
May 19
Partly Sunny
67 °F
/ 50°F
Wind 5 mph
Wed
May 20
Mostly Sunny
70 °F
/ 51°F
Wind 1 to 7 mph
Thu
May 21
Mostly Sunny
71 °F
Wind 2 to 7 mph

This Week in Renton Municipal Airport

Thursday looks like the warmest upcoming period in Renton Municipal Airport at 71 degrees F.

Saturday Night is the coolest period ahead with temperatures near 43 degrees F.

The strongest winds are forecast for Friday at about 9 to 15 mph SSW.

Precipitation is mentioned in 4 upcoming forecast periods.

Forecast Details

Last updated
May 15, 2026 12:58 AM PDT
Coverage
7 days
Time zone
America/Los_Angeles
Forecast office
SEW
Radar station
KATX

Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.

Open NOAA source

Extended Forecast

Friday Night
May 15
44°F
Light Rain Likely
8 to 13 mph SSW

Rain likely. Mostly cloudy. Low around 44, with temperatures rising to around 46 overnight. South southwest wind 8 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 70%. New rainfall amounts less than a tenth of an inch possible.

Saturday
May 16
58°F
Showers And Thunderstorms
3 to 8 mph S

A chance of rain before 11am, then showers and thunderstorms between 11am and 5pm, then rain likely. Mostly cloudy, with a high near 58. South wind 3 to 8 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch possible.

Saturday Night
May 16
43°F
Light Rain Likely then Mostly Cloudy
3 mph ESE

Rain likely before 11pm. Mostly cloudy, with a low around 43. East southeast wind around 3 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.

Sunday
May 17
65°F
Partly Sunny
3 mph SW

Partly sunny, with a high near 65.

Sunday Night
May 17
47°F
Mostly Cloudy
3 mph NE

Mostly cloudy, with a low around 47.

Monday
May 18
66°F
Partly Sunny
5 mph SW

Partly sunny, with a high near 66.

Monday Night
May 18
49°F
Mostly Cloudy
5 mph SW

Mostly cloudy, with a low around 49.

Tuesday
May 19
67°F
Partly Sunny
5 mph WSW

Partly sunny, with a high near 67.

Tuesday Night
May 19
50°F
Mostly Cloudy
1 to 5 mph NE

Mostly cloudy, with a low around 50.

Wednesday
May 20
70°F
Mostly Sunny
1 to 7 mph NW

Mostly sunny, with a high near 70.

Wednesday Night
May 20
51°F
Partly Cloudy
2 to 7 mph NE

Partly cloudy, with a low around 51.

Thursday
May 21
71°F
Mostly Sunny
2 to 7 mph SW

Mostly sunny, with a high near 71.

Detailed Forecast

Period Conditions Temp Wind
Friday
May 15
Light Rain Likely then Showers And Thunderstorms Likely
54°F
9 to 15 mph
SSW
Friday Night
May 15
Light Rain Likely
44°F
8 to 13 mph
SSW
Saturday
May 16
Showers And Thunderstorms
58°F
3 to 8 mph
S
Saturday Night
May 16
Light Rain Likely then Mostly Cloudy
43°F
3 mph
ESE
Sunday
May 17
Partly Sunny
65°F
3 mph
SW
Sunday Night
May 17
Mostly Cloudy
47°F
3 mph
NE
Monday
May 18
Partly Sunny
66°F
5 mph
SW
Monday Night
May 18
Mostly Cloudy
49°F
5 mph
SW
Tuesday
May 19
Partly Sunny
67°F
5 mph
WSW
Tuesday Night
May 19
Mostly Cloudy
50°F
1 to 5 mph
NE
Wednesday
May 20
Mostly Sunny
70°F
1 to 7 mph
NW
Wednesday Night
May 20
Partly Cloudy
51°F
2 to 7 mph
NE
Thursday
May 21
Mostly Sunny
71°F
2 to 7 mph
SW
Aerial Renton Airport during Resurfacing Aug 2009
Aerial Renton Airport during Resurfacing Aug 2009 image
Weather data provided by the National Weather Service (NOAA). Forecast pages update automatically as new periods are synced for each supported U.S. location.