Weather in Derry, Pennsylvania
Roses open along the stoops. Day 59 of spring. Read this microseason across nine climate regions →
Derry, PA
Sunday, May 17 at 3:48 AM
63
°
Overcast
Feels like
64°
Humidity
90%
Wind
7 mph
Sunrise
5:59 AM
Sunset
8:27 PM
Derry, PA
Hour by hour · 24h
48°
11p
49°
12a
48°
1a
47°
2a
46°
3a
46°
4a
44°
5a
42°
6a
43°
7a
44°
8a
48°
9a
52°
10a
56°
11a
58°
12p
61°
1p
62°
2p
64°
3p
65°
4p
65°
5p
63°
6p
63°
7p
61°
8p
59°
9p
58°
10p
Derry, PA
7-day forecast
- TodayMay 16Light Drizzle33%72°50°
- SundayMay 17Light Drizzle31%80°61°
- MondayMay 18Light Drizzle—89°63°
- TuesdayMay 19Light Drizzle16%86°60°
- WednesdayMay 20Drizzle74%71°51°
- ThursdayMay 21Overcast15%68°39°
- FridayMay 22Drizzle40%57°49°
Derry, PA
Next 24 hours · Cold now
Derry, PA
Anemometer · 24h winds · from true
From · True
SSW
199° · veering 37°
Direction
SSW
199°
Sustained
7
mph
Gust
14
mph
Peak 24h
25
avg 8
Beaufort · 2 · LIGHT 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
Derry, PA
Air quality
45
AQI
Good
- PM 2.5
- 4.6 μg/m³
- PM 10
- 4.8 μg/m³
- NO₂
- 4.9 μg/m³
- Ozone
- 77.0 μg/m³
- UV Index
- 0.0 Low
Derry, PA
Almanac · Sunday, May 17
When the dew is on the grass, rain will never come to pass.
Civil dawn
9:30 AM
Sunrise
5:59 AM
Daylight
14h 28m
Sunset
8:27 PM
Civil dusk
12:59 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Derry, PA
The moon
New Moon
0% illuminated
- Moonrise
- 10:03 AM
- Moonset
- 12:56 AM
- In sign
- ♊︎ Gemini
Derry, PA
Microseason · 28 of 72
May 16–20
Roses open along the stoops
plant
Derry at a glance
- Today vs. normal: 8°F below the seasonal normal for this latitude
- Last frost: April 18 (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.