Chehalis Weather Forecast 15 Days, Weather in Chehalis Today

Current weather conditions and 15 day weather forecast for Chehalis, Washington, USA including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain risk, wind speed, cloud, pressure, and UV index.

Current weather conditions at Chehalis

26 July 2025 Saturday
21.1 ° C / 70°F
Partly Cloudy
Partly Cloudy
Feels Like : 21.1 ° C / 70°F
Humidity : % 53
Pressure : 1015 mb
Wind Speed : 15.5 kmph / 9.6 miles from WNWWNW
Visibility : 16 km
Precipitation (rainfall) : 0 mm
Cloud (%) : 0

15 day weather forecast for Chehalis, WA, USA

Weather Forecast for next 15 Days for Chehalis including weather warnings, temperature, rain, wind speed, cloud, snow, wind speed and wind direction, pressure and UV index.
Here is weather for the next 15 days in Chehalis, Washington state, US. To see the daily forecast, scroll to the table below.
Date
25 July 2025 Friday
Weather forecastOvercast  Overcast
Low temperature12.7 ° C
(54.9°F)
High temperature18.6 ° C
(65.5°F)
Avg. temperature14.7 ° C
(58.4°F)
Humidity% 85
Chance of rain0%
UV Index1.9
Sun PositionSunrise:05:45 AM
Sunset: 08:52 PM
Moon PositionMoonrise:06:32 AM
Moonset: 09:47 PM
Moon Phase
( Waxing Crescent )
26 July 2025 Saturday
Weather forecastOvercast  Overcast
Low temperature9.6 ° C
(49.2°F)
High temperature21.5 ° C
(70.7°F)
Avg. temperature14.3 ° C
(57.8°F)
Humidity% 78
Chance of rain0%
UV Index1.9
Sun PositionSunrise:05:46 AM
Sunset: 08:51 PM
Moon PositionMoonrise:07:49 AM
Moonset: 10:06 PM
Moon Phase
( Waxing Crescent )
27 July 2025 Sunday
Weather forecastMist Mist
Low temperature9.8 ° C
(49.6°F)
High temperature21.7 ° C
(71.1°F)
Avg. temperature14.4 ° C
(57.8°F)
Humidity% 80
Chance of rain0%
UV Index2
Sun PositionSunrise:05:47 AM
Sunset: 08:49 PM
Moon PositionMoonrise:09:03 AM
Moonset: 10:22 PM
Moon Phase
( Waxing Crescent )
28 July 2025 Monday
Weather forecastMist Mist
Low temperature9.2 ° C
(48.6°F)
High temperature25 ° C
(77°F)
Avg. temperature15.7 ° C
(60.2°F)
Humidity% 75
Chance of rain0%
UV Index2.1
Sun PositionSunrise:05:48 AM
Sunset: 08:48 PM
Moon PositionMoonrise:10:12 AM
Moonset: 10:37 PM
Moon Phase
( Waxing Crescent )
29 July 2025 Tuesday
Weather forecastSunny Sunny
Low temperature7.2 ° C
(45°F)
High temperature29.8 ° C
(85.6°F)
Avg. temperature17.8 ° C
(64.1°F)
Humidity% 61
Chance of rain0%
UV Index2.1
Sun PositionSunrise:05:49 AM
Sunset: 08:47 PM
Moon PositionMoonrise:11:20 AM
Moonset: 10:52 PM
Moon Phase
( Waxing Crescent )
30 July 2025 Wednesday
Weather forecastSunny Sunny
Low temperature10.2 ° C
(50.3°F)
High temperature30.6 ° C
(87.1°F)
Avg. temperature16.8 ° C
(62.2°F)
Humidity% 71
Chance of rain0%
UV Index0
Sun PositionSunrise:05:50 AM
Sunset: 08:46 PM
Moon PositionMoonrise:12:26 PM
Moonset: 11:07 PM
Moon Phase
( Waxing Crescent )
31 July 2025 Thursday
Weather forecastPartly Cloudy  Partly Cloudy
Low temperature10.4 ° C
(50.6°F)
High temperature26.3 ° C
(79.3°F)
Avg. temperature17.4 ° C
(63.2°F)
Humidity% 72
Chance of rain0%
UV Index5
Sun PositionSunrise:05:52 AM
Sunset: 08:44 PM
Moon PositionMoonrise:01:34 PM
Moonset: 11:25 PM
Moon Phase
( Waxing Crescent )
01 August 2025 Friday
Weather forecastOvercast  Overcast
Low temperature12.4 ° C
(54.3°F)
High temperature20.2 ° C
(68.4°F)
Avg. temperature16.1 ° C
(60.9°F)
Humidity% 71
Chance of rain0%
UV Index4
Sun PositionSunrise:05:53 AM
Sunset: 08:43 PM
Moon PositionMoonrise:02:42 PM
Moonset: 11:46 PM
Moon Phase
( First Quarter )
02 August 2025 Saturday
Weather forecastOvercast  Overcast
Low temperature11.7 ° C
(53°F)
High temperature21.9 ° C
(71.4°F)
Avg. temperature16 ° C
(60.7°F)
Humidity% 78
Chance of rain0%
UV Index4
Sun PositionSunrise:05:54 AM
Sunset: 08:41 PM
Moon PositionMoonrise:03:50 PM
Moonset: No moonset
Moon Phase
( Waxing Gibbous )
03 August 2025 Sunday
Weather forecastSunny Sunny
Low temperature9.2 ° C
(48.5°F)
High temperature28.5 ° C
(83.4°F)
Avg. temperature17.9 ° C
(64.1°F)
Humidity% 68
Chance of rain0%
UV Index5
Sun PositionSunrise:05:55 AM
Sunset: 08:40 PM
Moon PositionMoonrise:04:57 PM
Moonset: 12:12 AM
Moon Phase
( Waxing Gibbous )
04 August 2025 Monday
Weather forecastSunny Sunny
Low temperature8.6 ° C
(47.4°F)
High temperature28.1 ° C
(82.6°F)
Avg. temperature17.7 ° C
(63.8°F)
Humidity% 59
Chance of rain0%
UV Index5
Sun PositionSunrise:05:56 AM
Sunset: 08:39 PM
Moon PositionMoonrise:06:00 PM
Moonset: 12:47 AM
Moon Phase
( Waxing Gibbous )
05 August 2025 Tuesday
Weather forecastSunny Sunny
Low temperature10.3 ° C
(50.6°F)
High temperature32.8 ° C
(91.1°F)
Avg. temperature20.8 ° C
(69.4°F)
Humidity% 47
Chance of rain0%
UV Index6
Sun PositionSunrise:05:58 AM
Sunset: 08:37 PM
Moon PositionMoonrise:06:54 PM
Moonset: 01:33 AM
Moon Phase
( Waxing Gibbous )
06 August 2025 Wednesday
Weather forecastSunny Sunny
Low temperature12.6 ° C
(54.6°F)
High temperature32 ° C
(89.6°F)
Avg. temperature21.1 ° C
(70°F)
Humidity% 45
Chance of rain0%
UV Index6
Sun PositionSunrise:05:59 AM
Sunset: 08:36 PM
Moon PositionMoonrise:07:39 PM
Moonset: 02:31 AM
Moon Phase
( Waxing Gibbous )
07 August 2025 Thursday
Weather forecastSunny Sunny
Low temperature12.9 ° C
(55.2°F)
High temperature30.2 ° C
(86.4°F)
Avg. temperature20.1 ° C
(68.2°F)
Humidity% 66
Chance of rain0%
UV Index6
Sun PositionSunrise:06:00 AM
Sunset: 08:34 PM
Moon PositionMoonrise:08:13 PM
Moonset: 03:40 AM
Moon Phase
( Waxing Gibbous )
Date Weather forecast Low temperature High temperature Avg. temperature Humidity Chance of rain UV Index Sun Position Moon Position
25 July 2025 Friday Overcast  Overcast 12.7 ° C
(54.9°F)
18.6 ° C
(65.5°F)
14.7 ° C
(58.4°F)
% 85 0% 1.9 Sunrise:05:45 AM
Sunset: 08:52 PM
Moonrise:06:32 AM
Moonset: 09:47 PM
Moon Phase
( Waxing Crescent )
26 July 2025 Saturday Overcast  Overcast 9.6 ° C
(49.2°F)
21.5 ° C
(70.7°F)
14.3 ° C
(57.8°F)
% 78 0% 1.9 Sunrise:05:46 AM
Sunset: 08:51 PM
Moonrise:07:49 AM
Moonset: 10:06 PM
Moon Phase
( Waxing Crescent )
27 July 2025 Sunday Mist Mist 9.8 ° C
(49.6°F)
21.7 ° C
(71.1°F)
14.4 ° C
(57.8°F)
% 80 0% 2 Sunrise:05:47 AM
Sunset: 08:49 PM
Moonrise:09:03 AM
Moonset: 10:22 PM
Moon Phase
( Waxing Crescent )
28 July 2025 Monday Mist Mist 9.2 ° C
(48.6°F)
25 ° C
(77°F)
15.7 ° C
(60.2°F)
% 75 0% 2.1 Sunrise:05:48 AM
Sunset: 08:48 PM
Moonrise:10:12 AM
Moonset: 10:37 PM
Moon Phase
( Waxing Crescent )
29 July 2025 Tuesday Sunny Sunny 7.2 ° C
(45°F)
29.8 ° C
(85.6°F)
17.8 ° C
(64.1°F)
% 61 0% 2.1 Sunrise:05:49 AM
Sunset: 08:47 PM
Moonrise:11:20 AM
Moonset: 10:52 PM
Moon Phase
( Waxing Crescent )
30 July 2025 Wednesday Sunny Sunny 10.2 ° C
(50.3°F)
30.6 ° C
(87.1°F)
16.8 ° C
(62.2°F)
% 71 0% 0 Sunrise:05:50 AM
Sunset: 08:46 PM
Moonrise:12:26 PM
Moonset: 11:07 PM
Moon Phase
( Waxing Crescent )
31 July 2025 Thursday Partly Cloudy  Partly Cloudy 10.4 ° C
(50.6°F)
26.3 ° C
(79.3°F)
17.4 ° C
(63.2°F)
% 72 0% 5 Sunrise:05:52 AM
Sunset: 08:44 PM
Moonrise:01:34 PM
Moonset: 11:25 PM
Moon Phase
( Waxing Crescent )
01 August 2025 Friday Overcast  Overcast 12.4 ° C
(54.3°F)
20.2 ° C
(68.4°F)
16.1 ° C
(60.9°F)
% 71 0% 4 Sunrise:05:53 AM
Sunset: 08:43 PM
Moonrise:02:42 PM
Moonset: 11:46 PM
Moon Phase
( First Quarter )
02 August 2025 Saturday Overcast  Overcast 11.7 ° C
(53°F)
21.9 ° C
(71.4°F)
16 ° C
(60.7°F)
% 78 0% 4 Sunrise:05:54 AM
Sunset: 08:41 PM
Moonrise:03:50 PM
Moonset: No moonset
Moon Phase
( Waxing Gibbous )
03 August 2025 Sunday Sunny Sunny 9.2 ° C
(48.5°F)
28.5 ° C
(83.4°F)
17.9 ° C
(64.1°F)
% 68 0% 5 Sunrise:05:55 AM
Sunset: 08:40 PM
Moonrise:04:57 PM
Moonset: 12:12 AM
Moon Phase
( Waxing Gibbous )
04 August 2025 Monday Sunny Sunny 8.6 ° C
(47.4°F)
28.1 ° C
(82.6°F)
17.7 ° C
(63.8°F)
% 59 0% 5 Sunrise:05:56 AM
Sunset: 08:39 PM
Moonrise:06:00 PM
Moonset: 12:47 AM
Moon Phase
( Waxing Gibbous )
05 August 2025 Tuesday Sunny Sunny 10.3 ° C
(50.6°F)
32.8 ° C
(91.1°F)
20.8 ° C
(69.4°F)
% 47 0% 6 Sunrise:05:58 AM
Sunset: 08:37 PM
Moonrise:06:54 PM
Moonset: 01:33 AM
Moon Phase
( Waxing Gibbous )
06 August 2025 Wednesday Sunny Sunny 12.6 ° C
(54.6°F)
32 ° C
(89.6°F)
21.1 ° C
(70°F)
% 45 0% 6 Sunrise:05:59 AM
Sunset: 08:36 PM
Moonrise:07:39 PM
Moonset: 02:31 AM
Moon Phase
( Waxing Gibbous )
07 August 2025 Thursday Sunny Sunny 12.9 ° C
(55.2°F)
30.2 ° C
(86.4°F)
20.1 ° C
(68.2°F)
% 66 0% 6 Sunrise:06:00 AM
Sunset: 08:34 PM
Moonrise:08:13 PM
Moonset: 03:40 AM
Moon Phase
( Waxing Gibbous )
Chehalis Weather forecasts are usually fully updated every 4 hours.
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