Weather StoryAlmanac, microseasons, and the day's weather story.

Weather in Umatilla, Oregon

High country wildflowers peak. Day 59 of spring. Read this microseason across nine climate regions →

Umatilla, OR
Sunday, May 17 at 12:48 AM
63
°
Overcast
Feels like
53°
Humidity
37%
Wind
18 mph
Sunrise
5:23 AM
Sunset
8:23 PM
Umatilla, OR
Hour by hour · 24h
68°
5p
70°
6p
65°
7p
63°
8p
59°
9p
56°
10p
54°
11p
53°
12a
53°
1a
51°
2a
50°
3a
48°
4a
48°
5a
47°
6a
52°
7a
55°
8a
58°
9a
60°
10a
61°
11a
63°
12p
64°
1p
65°
2p
64°
3p
66°
4p
L 47°H 70°
Umatilla, OR
7-day forecast
  1. Today
    May 16
    Light Drizzle
    20%
    63°48°
  2. Sunday
    May 17
    Overcast
    71°42°
  3. Monday
    May 18
    Overcast
    71°52°
  4. Tuesday
    May 19
    Overcast
    72°51°
  5. Wednesday
    May 20
    Overcast
    77°49°
  6. Thursday
    May 21
    Overcast
    82°54°
  7. Friday
    May 22
    Overcast
    83°57°
Umatilla, OR
Anemometer · 24h winds · from true
NESW
From · True
W
264° · veering 18°
Direction
W
264°
Sustained
18
mph
Gust
28
mph
Peak 24h
34
avg 14
Beaufort · 4 · MOD 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
avg 14 · pk 34 @ 8:00p
−24h−18h−12h−6hnow
Sustained 18 mph with gusts pulsing to 28 — flags snap, branches bend.
Umatilla, OR
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
1001.7
-0.8 mb in 3h · steady · 29.58 inHg
Now
1001.7
mb
3h
-0.8
mb
12h
-1.5
mb
24h
-0.6
mb
Regime · RAIN
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 10011004
−24h−18h−12h−6hnow
Pressure giving way — clouds thicken and rain edges closer.
Umatilla, OR
Air quality
41
AQI
Good
PM 2.5
1.1 μg/m³
PM 10
1.4 μg/m³
NO₂
0.6 μg/m³
Ozone
94.0 μg/m³
UV Index
1.1 Low
Umatilla, OR
Almanac · Sunday, May 17
When the dew is on the grass, rain will never come to pass.
Civil dawn
11:50 AM
Sunrise
5:23 AM
Daylight
15h 00m
Sunset
8:23 PM
Civil dusk
3:59 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Umatilla, OR
The moon
New Moon
0% illuminated
Moonrise
12:25 PM
Moonset
4:07 AM
In sign
♉︎ Taurus
Umatilla, OR
Microseason · 28 of 72
May 16–20

High country wildflowers peak

bird
Jan 137% of the yearDec 31

Read this microseason across nine climate regions →

Umatilla at a glance

  • Today vs. normal: 3°F below the seasonal normal for this latitude
  • Last frost: May 21 (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).

ZIP codes in Umatilla

Climate normals from the Open-Meteo Climate API. Köppen approximation from NOAA NCEI U.S. Climate Regions. See methodology for data sources, editorial rules, and corrections. Maintainer: Brian Tighe.