Weather in Mattawa, Washington
High country wildflowers peak. Day 59 of spring. Read this microseason across nine climate regions →
Mattawa, WA
Sunday, May 17 at 12:37 AM
61
°
Mostly Clear
Feels like
49°
Humidity
29%
Wind
19 mph
Sunrise
5:23 AM
Sunset
8:28 PM
Mattawa, WA
Hour by hour · 24h
63°
5p
62°
6p
63°
7p
60°
8p
56°
9p
54°
10p
52°
11p
51°
12a
50°
1a
48°
2a
48°
3a
47°
4a
45°
5a
45°
6a
49°
7a
53°
8a
56°
9a
58°
10a
59°
11a
61°
12p
63°
1p
64°
2p
63°
3p
64°
4p
Mattawa, WA
7-day forecast
- TodayMay 16Overcast—64°44°
- SundayMay 17Heavy Drizzle—71°44°
- MondayMay 18Overcast—73°50°
- TuesdayMay 19Overcast—72°52°
- WednesdayMay 20Overcast—75°50°
- ThursdayMay 21Overcast—83°58°
- FridayMay 22Overcast—84°59°
Mattawa, WA
Next 24 hours · Cool now
Mattawa, WA
Anemometer · 24h winds · from true
From · True
NW
310° · backing 11°
Direction
NW
310°
Sustained
19
mph
Gust
26
mph
Peak 24h
28
avg 12
Beaufort · 5 · FRESH BRZ
0
CALM
<1
1
LIGHT AIR
1–3
2
LIGHT BRZ
4–7
3
GENTLE BRZ
8–12
4
MOD BRZ
13–18
5
FRESH BRZ
19–24
6
STRONG BRZ
25–31
7
NEAR GALE
32–38
24h · sust vs gust · mph
−24h−18h−12h−6hnow
Mattawa, WA
Air quality
41
AQI
Good
- PM 2.5
- 1.0 μg/m³
- PM 10
- 1.3 μg/m³
- NO₂
- 0.5 μg/m³
- Ozone
- 98.0 μg/m³
- UV Index
- 1.6 Low
Mattawa, WA
Almanac · Sunday, May 17
When the dew is on the grass, rain will never come to pass.
Civil dawn
11:49 AM
Sunrise
5:23 AM
Daylight
15h 05m
Sunset
8:28 PM
Civil dusk
4:05 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Mattawa, WA
The moon
New Moon
0% illuminated
- Moonrise
- 12:23 PM
- Moonset
- 4:14 AM
- In sign
- ♉︎ Taurus
Mattawa, WA
Microseason · 28 of 72
May 16–20
High country wildflowers peak
bird
Mattawa at a glance
- Today vs. normal: 4°F below the seasonal normal for this latitude
- Last frost: May 26 (climatological average for this latitude)
- Microseason: 28 of 72, May 16–20
- Planting window: Direct sow okra, melons, and southern peas. Thin carrot rows.
Right now in the garden
Cool-season window is open
As of May 17, the cool-season window is open or about to open. Direct-sow peas, lettuce, spinach, radishes, and brassicas now. Hold off on warm-season crops until 1–2 weeks after the last spring frost (around May).