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As of 15:25 EDT

Weather in Letterkenny, PA

91°Current weather

Letterkenny, Sunday, 9 August, 15:25

Clear. Feels like 94°. High 91°, low 70°.

Pressure30.03 inHg
Wind7.9 mph W
Humidity46%
Visibility6.2 mi
Dew point66°

10-day forecast for Letterkenny, PA: 61° to 99°, with precipitation expected on 4 days. The table below breaks each day into morning, afternoon, evening and overnight.

99°
Best day: Sunday, August 16
88° · 0.69 in
Worst day: Tuesday, August 11

Tap any day below to see morning, afternoon, evening and overnight.

Mon, 1086° / 70°0.01Light rain
MorningPartly cloudy73°feels 74°
AfternoonOvercast84°feels 85°
EveningOvercast79°feels 79°
OvernightClear72°feels 72°
86 °Light rain

Letterkenny, Monday, 10 August

Light rain. High 86°, low 70°.

Pressure30.00 inHg
Wind10.5 mph W
Humidity52%
Visibility6.2 mi
Dew point67°
Tue, 1188° / 67°0.69Heavy rain
MorningOvercast70°feels 70°
AfternoonPartly cloudy87°feels 88°
EveningOvercast74°feels 75°
OvernightHeavy rain71°feels 72°
88 °Heavy rain

Letterkenny, Tuesday, 11 August

Heavy rain. High 88°, low 67°.

Pressure29.94 inHg
Wind6.9 mph NW
Humidity55%
Visibility6.2 mi
Dew point65°
Wed, 1281° / 66°0.13Rain
MorningOvercast69°feels 70°
AfternoonOvercast75°feels 75°
EveningPartly cloudy71°feels 72°
OvernightRain68°feels 69°
81 °Rain

Letterkenny, Wednesday, 12 August

Rain. High 81°, low 66°.

Pressure29.80 inHg
Wind11.5 mph W
Humidity67%
Visibility6.2 mi
Dew point66°
Thu, 1384° / 65°0Clear
MorningOvercast69°feels 70°
AfternoonClear84°feels 82°
EveningClear69°feels 68°
OvernightPartly cloudy66°feels 67°
84 °Clear

Letterkenny, Thursday, 13 August

Clear. High 84°, low 65°.

Pressure29.94 inHg
Wind10.2 mph NW
Humidity42%
Visibility6.2 mi
Dew point55°
Fri, 1480° / 63°0Overcast
MorningOvercast70°feels 70°
AfternoonOvercast77°feels 77°
EveningOvercast68°feels 67°
OvernightOvercast64°feels 64°
80 °Overcast

Letterkenny, Friday, 14 August

Overcast. High 80°, low 63°.

Pressure30.09 inHg
Wind5.5 mph SW
Humidity45%
Visibility—
Dew point54°
Sat, 1574° / 61°0Overcast
MorningOvercast67°feels 66°
AfternoonOvercast73°feels 73°
EveningOvercast68°feels 69°
OvernightOvercast67°feels 68°
74 °Overcast

Letterkenny, Saturday, 15 August

Overcast. High 74°, low 61°.

Pressure30.18 inHg
Wind4.9 mph SW
Humidity58%
Visibility—
Dew point57°
Sun, 1699° / 66°0.06Light rain
MorningLight rain77°feels 78°
AfternoonLight rain97°feels 99°
EveningLight rain85°feels 88°
OvernightLight rain76°feels 77°
99 °Light rain

Letterkenny, Sunday, 16 August

Light rain. High 99°, low 66°.

Pressure29.77 inHg
Wind16.8 mph W
Humidity29%
Visibility—
Dew point58°
Mon, 1782° / 66°0Partly cloudy
MorningPartly cloudy70°feels 70°
AfternoonPartly cloudy79°feels 78°
EveningPartly cloudy70°feels 69°
OvernightPartly cloudy66°feels 65°
82 °Partly cloudy

Letterkenny, Monday, 17 August

Partly cloudy. High 82°, low 66°.

Pressure30.00 inHg
Wind10.6 mph NW
Humidity38%
Visibility—
Dew point51°
Tue, 1889° / 62°0.08Light rain
MorningLight rain73°feels 73°
AfternoonLight rain87°feels 86°
EveningLight rain75°feels 76°
OvernightLight rain71°feels 71°
89 °Light rain

Letterkenny, Tuesday, 18 August

Light rain. High 89°, low 62°.

Pressure30.00 inHg
Wind12.6 mph S
Humidity36%
Visibility—
Dew point56°

About this forecast

How reliable is a 10-day forecast?

The first 3–5 days are the most reliable, typically within 2–4°. From day six to ten the models show the trend: the direction of change is right more often than the exact numbers.

What does the time-of-day table show?

Temperature in Letterkenny, PA around 8am, 2pm, 8pm and 2am each day — handy for planning a walk, a drive or work outdoors.

How is the best day chosen?

We weigh the daytime high against precipitation: a warm, dry day scores highest.