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

Weather in Sun Valley, Pennsylvania

Roses open along the stoops. Day 59 of spring. Read this microseason across nine climate regions →

Sun Valley, PA
Sunday, May 17 at 5:06 AM
65
°
Clear
Feels like
61°
Humidity
63%
Wind
11 mph
Sunrise
5:41 AM
Sunset
8:14 PM
Sun Valley, PA
Hour by hour · 24h
45°
1a
45°
2a
45°
3a
45°
4a
45°
5a
45°
6a
45°
7a
46°
8a
49°
9a
52°
10a
53°
11a
55°
12p
58°
1p
61°
2p
62°
3p
62°
4p
63°
5p
63°
6p
62°
7p
59°
8p
55°
9p
53°
10p
52°
11p
50°
12a
L 45°H 63°
Sun Valley, PA
7-day forecast
  1. Today
    May 17
    Overcast
    85°58°
  2. Monday
    May 18
    Light Showers
    11%
    89°66°
  3. Tuesday
    May 19
    Heavy Drizzle
    14%
    87°62°
  4. Wednesday
    May 20
    Drizzle
    79%
    83°52°
  5. Thursday
    May 21
    Overcast
    12%
    67°45°
  6. Friday
    May 22
    Light Drizzle
    25%
    57°43°
  7. Saturday
    May 23
    Drizzle
    36%
    50°43°
Sun Valley, PA
Anemometer · 24h winds · from true
NESW
From · True
W
265° · backing 7°
Direction
W
265°
Sustained
11
mph
Gust
15
mph
Peak 24h
24
avg 8
Beaufort · 3 · GENTLE 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 8 · pk 24 @ 4:00p
−24h−18h−12h−6hnow
Light breeze backing 7° from the w.
Sun Valley, PA
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
970.6
-0.4 mb in 3h · rising · 28.66 inHg
Now
970.6
mb
3h
-0.4
mb
12h
-0.4
mb
24h
-3.3
mb
Regime · STORM
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 970976
−24h−18h−12h−6hnow
Deep low — expect rough seas, strong wind, and persistent rain.
Sun Valley, PA
Air quality
69
AQI
Moderate
PM 2.5
9.3 μg/m³
PM 10
9.7 μg/m³
NO₂
6.6 μg/m³
Ozone
84.0 μg/m³
UV Index
0.0 Low
Sun Valley, PA
Almanac · Sunday, May 17
When the dew is on the grass, rain will never come to pass.
Civil dawn
9:12 AM
Sunrise
5:41 AM
Daylight
14h 33m
Sunset
8:14 PM
Civil dusk
12:47 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Sun Valley, PA
The moon
New Moon
0% illuminated
Moonrise
9:46 AM
Moonset
12:41 AM
In sign
♊︎ Gemini
Sun Valley, PA
Microseason · 28 of 72
May 16–20

Roses open along the stoops

plant
Jan 137% of the yearDec 31

Read this microseason across nine climate regions →

Sun Valley at a glance

  • Today vs. normal: 6°F below the seasonal normal for this latitude
  • Last frost: April 22 (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

Warm-season window is open

As of May 17, the last spring frost has passed for most years. Transplant tomatoes, peppers, eggplants, basil, and cucurbits (cucumbers, squash, melons) now. Direct-sow beans and corn into warm soil.

ZIP codes in Sun Valley

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.