Mattawa, WA weather
Today, hourly and 7-day forecast, sunrise and sunset, and the normal climate month by month
Weather in Mattawa now
Loading the National Weather Service forecast…
Mattawa weather by the hour
Mattawa weather for the next 7 days
Source: National Weather Service (NOAA) · forecast for the coordinates of Mattawa.
This week in Mattawa
Sunrise, sunset and moon in Mattawa
What is the weather usually like in Mattawa?
Köppen climate classification, calculated from the 1991–2020 normals
- Julywarmest month · 90°F average high
- Januarycoldest month · 28°F average low
- 7.5 inprecipitation per year · 190 mm
Average high and low temperature (°F)
Average precipitation (inches)
Best time to visit Mattawa: May–June and August–September, with mild temperatures and fewer rainy days.
Source: NOAA NCEI U.S. Climate Normals 1991–2020, station PRIEST RAPIDS DAM, WA US (USC00456747), adjusted for the elevation of Mattawa.
Mattawa weather month by month
Sunrise and sunset in Mattawa through the year
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 7:37 AM | 4:40 PM | 9 h 2 min |
| February | 7:01 AM | 5:26 PM | 10 h 24 min |
| March | 7:10 AM | 7:06 PM | 11 h 56 min |
| April | 6:09 AM | 7:49 PM | 13 h 39 min |
| May | 5:22 AM | 8:29 PM | 15 h 6 min |
| June | 5:03 AM | 8:57 PM | 15 h 54 min |
| July | 5:19 AM | 8:51 PM | 15 h 32 min |
| August | 5:56 AM | 8:11 PM | 14 h 15 min |
| September | 6:36 AM | 7:12 PM | 12 h 36 min |
| October | 7:16 AM | 6:14 PM | 10 h 57 min |
| November | 7:01 AM | 4:27 PM | 9 h 26 min |
| December | 7:35 AM | 4:13 PM | 8 h 37 min |
Times for the 15th of each month, local time (America/Los Angeles).
What is the weather like in Mattawa?
Mattawa has a cold semi-arid climate. The warmest month is July, with an average high of 90°F (32°C), and the coldest is January, with average lows of 28°F (-2°C).
It gets about 7.5 inches (190 mm) of precipitation a year. The wettest month is December and the driest is August.
The best time to visit Mattawa is May–June and August–September. At 768 ft of elevation, nights are mild most of the year. The live forecast on this page comes from the National Weather Service and the climate averages from NOAA’s 1991–2020 U.S. Climate Normals.
More about Mattawa
Weather in towns near Mattawa
Questions about the weather in Mattawa
What is the hottest month in Mattawa?
July, with an average high of 90°F (32°C).
What is the coldest month in Mattawa?
January, with an average low of 28°F (-2°C).
How much does it rain in Mattawa?
About 7.5 inches (190 mm) a year; the wettest month is December.
Does it snow in Mattawa?
Snow is very rare or not recorded at the nearest weather station.
When is the best time to visit Mattawa?
May–June and August–September, when temperatures are most pleasant and rainy days are fewer.
What climate does Mattawa have?
Cold semi-arid (Köppen BSk).
What is the weather like in Mattawa in November?
Highs average 49°F and lows 35°F, with about 0.9 inches of precipitation.
What time is sunrise in Mattawa?
Around 7:01 AM in mid-November, and sunset around 4:27 PM. Today’s exact times are shown above.
Where does this Mattawa weather forecast come from?
From the National Weather Service (NOAA), the official U.S. weather agency, for the exact coordinates of Mattawa.
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