10-day forecast for Jamestown, PA: 51° to 85°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
85°
Best day: Sunday, August 9
83° · 0.69 in
Worst day: Monday, August 10
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1083° / 69°0.69
Morning69°feels 70°
Afternoon82°feels 84°
Evening74°feels 76°
Overnight71°feels 72°
83 °
Jamestown, Monday, 10 August
Heavy rain. High 83°, low 69°.
Pressure29.97 inHg
Wind10.4 mph SW
Humidity65%
Visibility6.2 mi
Dew point64°
Tue, 1182° / 62°0
Morning64°feels 65°
Afternoon82°feels 82°
Evening69°feels 69°
Overnight70°feels 72°
82 °
Jamestown, Tuesday, 11 August
Light rain. High 82°, low 62°.
Pressure29.97 inHg
Wind5.7 mph NW
Humidity71%
Visibility6.2 mi
Dew point67°
Wed, 1276° / 63°0.11
Morning65°feels 66°
Afternoon70°feels 71°
Evening72°feels 72°
Overnight63°feels 63°
76 °
Jamestown, Wednesday, 12 August
Light rain. High 76°, low 63°.
Pressure29.80 inHg
Wind8.1 mph SW
Humidity97%
Visibility6.2 mi
Dew point67°
Thu, 1374° / 58°0.02
Morning58°feels 58°
Afternoon72°feels 71°
Evening63°feels 63°
Overnight64°feels 64°
74 °
Jamestown, Thursday, 13 August
Light rain. High 74°, low 58°.
Pressure29.97 inHg
Wind12.5 mph NW
Humidity48%
Visibility—
Dew point51°
Fri, 1471° / 55°0
Morning62°feels 61°
Afternoon69°feels 69°
Evening60°feels 59°
Overnight56°feels 55°
71 °
Jamestown, Friday, 14 August
Mostly clear. High 71°, low 55°.
Pressure30.09 inHg
Wind9 mph N
Humidity50%
Visibility—
Dew point50°
Sat, 1570° / 53°0
Morning60°feels 59°
Afternoon68°feels 67°
Evening58°feels 57°
Overnight53°feels 52°
70 °
Jamestown, Saturday, 15 August
Overcast. High 70°, low 53°.
Pressure30.27 inHg
Wind7.9 mph N
Humidity51%
Visibility—
Dew point49°
Sun, 1664° / 51°0.02
Morning58°feels 57°
Afternoon63°feels 62°
Evening59°feels 59°
Overnight58°feels 58°
64 °
Jamestown, Sunday, 16 August
Light rain. High 64°, low 51°.
Pressure30.09 inHg
Wind7.9 mph S
Humidity64%
Visibility—
Dew point50°
Mon, 1774° / 59°0
Morning63°feels 63°
Afternoon72°feels 72°
Evening64°feels 64°
Overnight62°feels 62°
74 °
Jamestown, Monday, 17 August
Overcast. High 74°, low 59°.
Pressure30.00 inHg
Wind9 mph N
Humidity54%
Visibility—
Dew point54°
Tue, 1878° / 56°0
Morning64°feels 64°
Afternoon76°feels 75°
Evening69°feels 68°
Overnight65°feels 65°
78 °
Jamestown, Tuesday, 18 August
Overcast. High 78°, low 56°.
Pressure29.97 inHg
Wind6.4 mph SE
Humidity49%
Visibility—
Dew point54°
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 Jamestown, 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.