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As of 11:56 CDT

Weather in Jamestown, IL

86°Current weather

Jamestown, Sunday, 9 August, 11:56

Partly cloudy. Feels like 97°. High 93°, low 72°.

Pressure30.00 inHg
Wind13.5 mph S
Humidity74%
Visibility6.2 mi
Dew point77°

10-day forecast for Jamestown, IL: 64° to 99°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.

99°
Best day: Monday, August 10
85° · 0.33 in
Worst day: Thursday, August 13

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

Mon, 1099° / 76°0Clear
MorningClear79°feels 79°
AfternoonClear99°feels 112°
EveningOvercast87°feels 95°
OvernightClear81°feels 85°
99 °Clear

Jamestown, Monday, 10 August

Clear. High 99°, low 76°.

Pressure29.97 inHg
Wind12 mph SW
Humidity59%
Visibility6.2 mi
Dew point73°
Tue, 1197° / 75°0.02Light rain
MorningLight rain76°feels 77°
AfternoonClear95°feels 105°
EveningMostly clear84°feels 87°
OvernightMostly clear77°feels 77°
97 °Light rain

Jamestown, Tuesday, 11 August

Light rain. High 97°, low 75°.

Pressure29.91 inHg
Wind9.9 mph SW
Humidity58%
Visibility6.2 mi
Dew point73°
Wed, 1290° / 74°0.02Light rain
MorningOvercast76°feels 77°
AfternoonOvercast85°feels 94°
EveningMostly clear82°feels 89°
OvernightOvercast84°feels 86°
90 °Light rain

Jamestown, Wednesday, 12 August

Light rain. High 90°, low 74°.

Pressure29.83 inHg
Wind0.2 mph NE
Humidity72%
Visibility6.2 mi
Dew point74°
Thu, 1385° / 71°0.33Rain
MorningLight rain71°feels 73°
AfternoonRain83°feels 90°
EveningRain83°feels 91°
OvernightOvercast79°feels 79°
85 °Rain

Jamestown, Thursday, 13 August

Rain. High 85°, low 71°.

Pressure29.91 inHg
Wind11.7 mph SE
Humidity74%
Visibility6.2 mi
Dew point73°
Fri, 1483° / 71°0.01Light rain
MorningLight rain74°feels 76°
AfternoonLight rain81°feels 87°
EveningLight rain78°feels 79°
OvernightLight rain73°feels 74°
83 °Light rain

Jamestown, Friday, 14 August

Light rain. High 83°, low 71°.

Pressure30.00 inHg
Wind16.6 mph E
Humidity79%
Visibility—
Dew point73°
Sat, 1589° / 70°0Overcast
MorningOvercast74°feels 77°
AfternoonOvercast84°feels 92°
EveningOvercast81°feels 88°
OvernightOvercast76°feels 77°
89 °Overcast

Jamestown, Saturday, 15 August

Overcast. High 89°, low 70°.

Pressure30.09 inHg
Wind12.6 mph E
Humidity71%
Visibility—
Dew point72°
Sun, 1688° / 75°0Clear
MorningClear82°feels 85°
AfternoonClear87°feels 96°
EveningClear80°feels 83°
OvernightClear76°feels 77°
88 °Clear

Jamestown, Sunday, 16 August

Clear. High 88°, low 75°.

Pressure30.00 inHg
Wind12.7 mph N
Humidity66%
Visibility—
Dew point74°
Mon, 1780° / 64°0Partly cloudy
MorningPartly cloudy68°feels 68°
AfternoonPartly cloudy78°feels 79°
EveningPartly cloudy74°feels 75°
OvernightPartly cloudy70°feels 71°
80 °Partly cloudy

Jamestown, Monday, 17 August

Partly cloudy. High 80°, low 64°.

Pressure30.09 inHg
Wind8.1 mph NE
Humidity61%
Visibility—
Dew point62°
Tue, 1893° / 65°0.07Light rain
MorningLight rain70°feels 72°
AfternoonLight rain82°feels 86°
EveningLight rain82°feels 88°
OvernightLight rain74°feels 75°
93 °Light rain

Jamestown, Tuesday, 18 August

Light rain. High 93°, low 65°.

Pressure29.85 inHg
Wind12.3 mph S
Humidity65%
Visibility—
Dew point67°

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, IL 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.