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As of 00:32 PDT

Weather in Mattawa, WA

68°Current weather

Mattawa, Sunday, 9 August, 00:32

Clear. Feels like 66°. High 89°, low 60°.

Pressure29.88 inHg
Wind14.9 mph W
Humidity42%
Visibility6.2 mi
Dew point44°

10-day forecast for Mattawa, WA: 59° to 97°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.

97°
Best day: Saturday, August 15
74° · 0.19 in
Worst day: Monday, August 17

Tap any day below to see morning, afternoon, evening and overnight.

Mon, 1090° / 60°0Clear
MorningClear66°feels 64°
AfternoonClear86°feels 83°
EveningMostly clear81°feels 79°
OvernightClear63°feels 61°
90 °Clear

Mattawa, Monday, 10 August

Clear. High 90°, low 60°.

Pressure29.85 inHg
Wind9.1 mph NW
Humidity18%
Visibility6.2 mi
Dew point40°
Tue, 1196° / 61°0Clear
MorningClear70°feels 68°
AfternoonClear93°feels 89°
EveningClear83°feels 81°
OvernightClear66°feels 65°
96 °Clear

Mattawa, Tuesday, 11 August

Clear. High 96°, low 61°.

Pressure29.94 inHg
Wind2.6 mph N
Humidity19%
Visibility6.2 mi
Dew point39°
Wed, 1295° / 64°0Clear
MorningPartly cloudy72°feels 70°
AfternoonClear91°feels 87°
EveningClear81°feels 80°
OvernightClear68°feels 67°
95 °Clear

Mattawa, Wednesday, 12 August

Clear. High 95°, low 64°.

Pressure29.83 inHg
Wind2 mph NE
Humidity23%
Visibility6.2 mi
Dew point44°
Thu, 1392° / 65°0Clear
MorningClear77°feels 76°
AfternoonClear89°feels 86°
EveningClear81°feels 79°
OvernightClear74°feels 73°
92 °Clear

Mattawa, Thursday, 13 August

Clear. High 92°, low 65°.

Pressure29.74 inHg
Wind11.5 mph W
Humidity20%
Visibility—
Dew point42°
Fri, 1495° / 69°0Clear
MorningClear80°feels 78°
AfternoonClear92°feels 88°
EveningClear83°feels 80°
OvernightClear74°feels 74°
95 °Clear

Mattawa, Friday, 14 August

Clear. High 95°, low 69°.

Pressure29.83 inHg
Wind11.9 mph W
Humidity17%
Visibility—
Dew point40°
Sat, 1597° / 67°0Clear
MorningClear80°feels 78°
AfternoonClear94°feels 89°
EveningClear85°feels 82°
OvernightClear75°feels 74°
97 °Clear

Mattawa, Saturday, 15 August

Clear. High 97°, low 67°.

Pressure29.83 inHg
Wind12.3 mph W
Humidity15%
Visibility—
Dew point38°
Sun, 1694° / 67°0.01Light rain
MorningLight rain81°feels 79°
AfternoonLight rain91°feels 87°
EveningLight rain72°feels 71°
OvernightLight rain70°feels 68°
94 °Light rain

Mattawa, Sunday, 16 August

Light rain. High 94°, low 67°.

Pressure29.80 inHg
Wind13.7 mph S
Humidity13%
Visibility—
Dew point34°
Mon, 1774° / 62°0.19Light rain
MorningLight rain65°feels 65°
AfternoonLight rain71°feels 70°
EveningLight rain68°feels 67°
OvernightLight rain62°feels 61°
74 °Light rain

Mattawa, Monday, 17 August

Light rain. High 74°, low 62°.

Pressure29.97 inHg
Wind14.4 mph SW
Humidity44%
Visibility—
Dew point48°
Tue, 1884° / 59°0Overcast
MorningOvercast69°feels 67°
AfternoonOvercast80°feels 78°
EveningOvercast75°feels 74°
OvernightOvercast68°feels 67°
84 °Overcast

Mattawa, Tuesday, 18 August

Overcast. High 84°, low 59°.

Pressure29.88 inHg
Wind10.3 mph W
Humidity27%
Visibility—
Dew point41°

About this forecast

How reliable is a 10-day forecast?

The first 3–5 days are the most reliable, typically within 2–4°. From day six to ten the models show the trend: the direction of change is right more often than the exact numbers.

What does the time-of-day table show?

Temperature in Mattawa, WA around 8am, 2pm, 8pm and 2am each day — handy for planning a walk, a drive or work outdoors.

How is the best day chosen?

We weigh the daytime high against precipitation: a warm, dry day scores highest.