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

Weather in Union, Oregon

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

Union, OR
Sunday, May 17 at 12:47 AM
48
°
Partly Cloudy
Feels like
38°
Humidity
47%
Wind
13 mph
Sunrise
5:20 AM
Sunset
8:15 PM
Union, OR
Hour by hour · 24h
66°
5p
63°
6p
59°
7p
55°
8p
53°
9p
51°
10p
48°
11p
47°
12a
46°
1a
45°
2a
44°
3a
45°
4a
45°
5a
45°
6a
46°
7a
48°
8a
50°
9a
51°
10a
52°
11a
55°
12p
58°
1p
61°
2p
63°
3p
62°
4p
L 44°H 66°
Union, OR
7-day forecast
  1. Today
    May 16
    Light Drizzle
    34%
    52°43°
  2. Sunday
    May 17
    Light Drizzle
    39%
    55°40°
  3. Monday
    May 18
    Overcast
    12%
    62°40°
  4. Tuesday
    May 19
    Overcast
    66°39°
  5. Wednesday
    May 20
    Overcast
    65°40°
  6. Thursday
    May 21
    Overcast
    72°41°
  7. Friday
    May 22
    Overcast
    76°48°
Union, OR
Anemometer · 24h winds · from true
NESW
From · True
NE
048° · veering 63°
Direction
NE
048°
Sustained
13
mph
Gust
16
mph
Peak 24h
23
avg 9
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 9 · pk 23 @ 2:00p
−24h−18h−12h−6hnow
A fresh breeze drives the ne-bound air across the harbor.
Union, OR
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
920.9
-0.5 mb in 3h · falling · 27.19 inHg
Now
920.9
mb
3h
-0.5
mb
12h
-1.9
mb
24h
+0.8
mb
Regime · STORM
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 920923
−24h−18h−12h−6hnow
Deep low — expect rough seas, strong wind, and persistent rain.
Union, OR
Air quality
42
AQI
Good
PM 2.5
1.5 μg/m³
PM 10
2.2 μg/m³
NO₂
0.3 μg/m³
Ozone
96.0 μg/m³
UV Index
0.9 Low
Union, OR
Almanac · Sunday, May 17
When the dew is on the grass, rain will never come to pass.
Civil dawn
11:47 AM
Sunrise
5:20 AM
Daylight
14h 55m
Sunset
8:15 PM
Civil dusk
3:51 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Union, OR
The moon
New Moon
0% illuminated
Moonrise
12:22 PM
Moonset
3:59 AM
In sign
♉︎ Taurus
Union, 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 →

Union at a glance

  • Today vs. normal: 18°F below the seasonal normal for this latitude
  • Last frost: May 17 (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 Union

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.