Weather in West Chester, Pennsylvania
Roses open along the stoops. Day 59 of spring. Read this microseason across nine climate regions →
West Chester, PA
Sunday, May 17 at 2:51 AM
66
°
Clear
Feels like
63°
Humidity
60%
Wind
9 mph
Sunrise
5:45 AM
Sunset
8:11 PM
West Chester, PA
Hour by hour · 24h
52°
10p
51°
11p
50°
12a
50°
1a
50°
2a
49°
3a
49°
4a
49°
5a
49°
6a
50°
7a
52°
8a
54°
9a
56°
10a
59°
11a
61°
12p
62°
1p
63°
2p
62°
3p
62°
4p
62°
5p
64°
6p
64°
7p
62°
8p
59°
9p
West Chester, PA
7-day forecast
- TodayMay 16Mostly Clear—77°48°
- SundayMay 17Overcast—87°62°
- MondayMay 18Light Showers—93°66°
- TuesdayMay 19Light Drizzle—89°66°
- WednesdayMay 20Showers72%86°60°
- ThursdayMay 21Overcast35%71°51°
- FridayMay 22Drizzle34%61°48°
West Chester, PA
Next 24 hours · Cool now
West Chester, PA
Anemometer · 24h winds · from true
From · True
SSW
203° · veering 122°
Direction
SSW
203°
Sustained
9
mph
Gust
18
mph
Peak 24h
21
avg 7
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
−24h−18h−12h−6hnow
West Chester, PA
Air quality
98
AQI
Moderate
- PM 2.5
- 9.7 μg/m³
- PM 10
- 9.9 μg/m³
- NO₂
- 6.9 μg/m³
- Ozone
- 119.0 μg/m³
- UV Index
- 0.0 Low
West Chester, PA
Almanac · Sunday, May 17
When the dew is on the grass, rain will never come to pass.
Civil dawn
9:17 AM
Sunrise
5:45 AM
Daylight
14h 26m
Sunset
8:11 PM
Civil dusk
12:43 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
West Chester, PA
The moon
New Moon
0% illuminated
- Moonrise
- 9:50 AM
- Moonset
- 12:38 AM
- In sign
- ♊︎ Gemini
West Chester, PA
Microseason · 28 of 72
May 16–20
Roses open along the stoops
plant
West Chester at a glance
- Today vs. normal: 6°F below the seasonal normal for this latitude
- Last frost: April 16 (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.