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As of 13:54 CDT

Weather in Siam, IA

78°Current weather

Siam, Friday, 23 October, 13:54

Clear. Feels like 77°. High 78°, low 55°.

Pressure30.09 inHg
Wind17.3 mph S
Humidity34%
Visibility6.2 mi
Dew point47°

10-day forecast for Siam, IA: 45° to 78°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.

78°
Best day: Friday, October 23
54° · 0.12 in
Worst day: Thursday, October 29

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

Sat, 2477° / 59°0Clear
MorningMostly clear59°feels 58°
AfternoonMostly clear76°feels 75°
EveningOvercast64°feels 63°
OvernightOvercast63°feels 62°
77 °Clear

Siam, Saturday, 24 October

Clear. High 77°, low 59°.

Pressure30.21 inHg
Wind10.9 mph S
Humidity49%
Visibility6.2 mi
Dew point51°
Sun, 2575° / 58°0Overcast
MorningOvercast58°feels 58°
AfternoonOvercast74°feels 74°
EveningOvercast63°feels 63°
OvernightOvercast62°feels 61°
75 °Overcast

Siam, Sunday, 25 October

Overcast. High 75°, low 58°.

Pressure30.33 inHg
Wind5.8 mph SW
Humidity56%
Visibility6.2 mi
Dew point55°
Mon, 2674° / 56°0.01Light rain
MorningOvercast56°feels 55°
AfternoonMostly clear74°feels 73°
EveningOvercast66°feels 65°
OvernightOvercast58°feels 57°
74 °Light rain

Siam, Monday, 26 October

Light rain. High 74°, low 56°.

Pressure30.27 inHg
Wind7.4 mph SE
Humidity62%
Visibility6.2 mi
Dew point55°
Tue, 2769° / 60°0Overcast
MorningOvercast60°feels 59°
AfternoonOvercast67°feels 66°
EveningOvercast66°feels 65°
OvernightOvercast62°feels 61°
69 °Overcast

Siam, Tuesday, 27 October

Overcast. High 69°, low 60°.

Pressure30.15 inHg
Wind9.4 mph S
Humidity59%
Visibility6.2 mi
Dew point51°
Wed, 2871° / 55°0.03Light rain
MorningLight rain61°feels 60°
AfternoonLight rain69°feels 68°
EveningLight rain59°feels 57°
OvernightLight rain56°feels 54°
71 °Light rain

Siam, Wednesday, 28 October

Light rain. High 71°, low 55°.

Pressure29.97 inHg
Wind14.5 mph S
Humidity57%
Visibility—
Dew point53°
Thu, 2954° / 46°0.12Light rain
MorningLight rain47°feels 42°
AfternoonLight rain51°feels 48°
EveningLight rain49°feels 46°
OvernightLight rain47°feels 43°
54 °Light rain

Siam, Thursday, 29 October

Light rain. High 54°, low 46°.

Pressure30.24 inHg
Wind17.7 mph N
Humidity60%
Visibility—
Dew point37°
Fri, 3048° / 45°0.01Light rain
MorningLight rain46°feels 41°
AfternoonLight rain48°feels 43°
EveningLight rain46°feels 41°
OvernightLight rain45°feels 40°
48 °Light rain

Siam, Friday, 30 October

Light rain. High 48°, low 45°.

Pressure30.24 inHg
Wind11.3 mph E
Humidity48%
Visibility—
Dew point29°
Sat, 3154° / 45°0.01Light rain
MorningLight rain47°feels 46°
AfternoonLight rain51°feels 50°
EveningLight rain51°feels 51°
OvernightLight rain49°feels 48°
54 °Light rain

Siam, Saturday, 31 October

Light rain. High 54°, low 45°.

Pressure30.09 inHg
Wind7.5 mph E
Humidity89%
Visibility—
Dew point47°
Sun, 0167° / 51°0Overcast
MorningOvercast56°feels 56°
AfternoonOvercast63°feels 62°
EveningOvercast58°feels 58°
OvernightOvercast56°feels 55°
67 °Overcast

Siam, Sunday, 1 November

Overcast. High 67°, low 51°.

Pressure30.06 inHg
Wind9 mph S
Humidity69%
Visibility—
Dew point52°

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.