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As of 03:48 CDT

Weather in Siam, IA

55°Current weather

Siam, Friday, 30 October, 03:48

Partly cloudy. Feels like 54°. High 70°, low 55°.

Pressure30.18 inHg
Wind6.9 mph SE
Humidity82%
Visibility6.2 mi
Dew point49°

10-day forecast for Siam, IA: 46° to 70°, with precipitation expected on 5 days. The table below breaks each day into morning, afternoon, evening and overnight.

69°
Best day: Saturday, November 7
67° · 1.32 in
Worst day: Monday, November 2

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

Sat, 3168° / 59°0.48Rain
MorningLight rain60°feels 60°
AfternoonLight rain67°feels 67°
EveningLight rain60°feels 60°
OvernightLight rain61°feels 61°
68 °Rain

Siam, Saturday, 31 October

Rain. High 68°, low 59°.

Pressure30.21 inHg
Wind9.6 mph S
Humidity78%
Visibility6.2 mi
Dew point59°
Sun, 0169° / 58°0.2Rain
MorningOvercast58°feels 59°
AfternoonLight rain68°feels 68°
EveningOvercast66°feels 66°
OvernightLight rain60°feels 60°
69 °Rain

Siam, Sunday, 1 November

Rain. High 69°, low 58°.

Pressure30.15 inHg
Wind9.4 mph SE
Humidity81%
Visibility6.2 mi
Dew point59°
Mon, 0267° / 62°1.32Rain
MorningRain63°feels 63°
AfternoonRain66°feels 67°
EveningLight rain65°feels 66°
OvernightLight rain64°feels 64°
67 °Rain

Siam, Monday, 2 November

Rain. High 67°, low 62°.

Pressure29.74 inHg
Wind19.4 mph S
Humidity94%
Visibility3.3 mi
Dew point64°
Tue, 0365° / 53°0.31Rain
MorningRain60°feels 60°
AfternoonRain59°feels 59°
EveningRain54°feels 53°
OvernightOvercast64°feels 65°
65 °Rain

Siam, Tuesday, 3 November

Rain. High 65°, low 53°.

Pressure29.74 inHg
Wind17.2 mph N
Humidity83%
Visibility—
Dew point55°
Wed, 0458° / 51°0.01Light rain
MorningLight rain53°feels 51°
AfternoonLight rain54°feels 52°
EveningLight rain52°feels 50°
OvernightLight rain51°feels 50°
58 °Light rain

Siam, Wednesday, 4 November

Light rain. High 58°, low 51°.

Pressure29.94 inHg
Wind14.6 mph NW
Humidity68%
Visibility—
Dew point44°
Thu, 0562° / 46°0Clear
MorningClear50°feels 47°
AfternoonClear60°feels 58°
EveningClear54°feels 53°
OvernightClear50°feels 48°
62 °Clear

Siam, Thursday, 5 November

Clear. High 62°, low 46°.

Pressure29.85 inHg
Wind10.3 mph N
Humidity62%
Visibility—
Dew point46°
Fri, 0661° / 48°0Overcast
MorningOvercast51°feels 49°
AfternoonOvercast59°feels 58°
EveningOvercast54°feels 53°
OvernightOvercast52°feels 51°
61 °Overcast

Siam, Friday, 6 November

Overcast. High 61°, low 48°.

Pressure30.03 inHg
Wind10.8 mph SE
Humidity66%
Visibility—
Dew point47°
Sat, 0769° / 51°0Overcast
MorningOvercast56°feels 55°
AfternoonOvercast66°feels 65°
EveningOvercast61°feels 60°
OvernightOvercast57°feels 56°
69 °Overcast

Siam, Saturday, 7 November

Overcast. High 69°, low 51°.

Pressure30.12 inHg
Wind9.6 mph SW
Humidity61%
Visibility—
Dew point51°
Sun, 0861° / 47°0Clear
MorningClear51°feels 47°
AfternoonClear58°feels 56°
EveningClear52°feels 50°
OvernightClear49°feels 47°
61 °Clear

Siam, Sunday, 8 November

Clear. High 61°, low 47°.

Pressure30.30 inHg
Wind8.1 mph NW
Humidity48%
Visibility—
Dew point38°

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 Siam, IA 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.