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Siam, IA Weather Conditions

Updated: Wed Jul 15th 2026 5:30 PM CDT

Partly Cloudy

88^°F 31^°C

Feels Like 91^°F / 33^°C

Siam, IA weather condition is Partly Cloudy and 88°F.

Today's Weather in Siam,IA

The current weather in Siam IA as of 5:30 PM CDT on Wed Jul 15th 2026, has a sky condition of Partly Cloudy with the visibility of 6 mile(s) and the UV index at 3.8. It is 88 degrees fahrenheit but feels like 91 degrees. The barometric pressure is 30.06 - measured by inches of mercury - and is rising since its last observation. The humidity is 55 percent that's rising since the last report, with a dew point of 68 degrees fahrenheit which is rising. Wind direction is from the East-Southeast at 4 miles per hour, gusting at 4.9 miles per hour. Sunrise was at 6:01 AM and Sunset is at 8:49 PM. The moon phase is a New Moon moon rising at 6:59 AM. Thank you for listening to the weather report from LocalConditions.com!

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Sun & Moon

Sun

Sunrise: 6:01 AM

Sunset: 8:49 PM

As of:

Moon

Moonrise: 6:59 AM

Moonset: 9:55 PM

Phase: New Moon Moon

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Radar Alerts Next 48 Hours Traffic

Hourly Forecast - Next 8 hours

Next 5 Days...

Sunny

Sunny with a high of 92°F and a low of 68°F. 4%% possible chance of rain predicted. Winds will be light at 5mph at times. The humidity will be on the higher side, reaching around 64%.

Temperature	Humidity	Rainfall	Snow	Wind
Hi 92° \| Lo 68°	64%	4%	0%	4.7 mph

Sunny

Sunny with a high of 88°F and a low of 71°F. 17%% possible chance of rain predicted with an estimated 0in. Winds will be light at 9mph at times. The humidity will be on the higher side, reaching around 66%.

Temperature	Humidity	Rainfall	Snow	Wind
Hi 88° \| Lo 71°	66%	17% \| est. 0in	0%	8.1 mph

Sunny

Sunny with a high of 91°F and a low of 70°F. 7%% possible chance of rain predicted. Winds will be moderate, blowing around 13mph. The humidity will be on the higher side, reaching around 71%.

Temperature	Humidity	Rainfall	Snow	Wind
Hi 91° \| Lo 70°	71%	7%	0%	12.3 mph

Sunny

Sunny with a high of 95°F and a low of 71°F. 4%% possible chance of rain predicted. Winds will be moderate, blowing around 13mph. The humidity will be on the higher side, reaching around 65%.

Temperature	Humidity	Rainfall	Snow	Wind
Hi 95° \| Lo 71°	65%	4%	0%	12.1 mph

Sunny

Sunny with a high of 93°F and a low of 70°F. 17%% possible chance of rain predicted with an estimated 0.01in. Winds will be moderate, blowing around 12mph. The humidity will be on the higher side, reaching around 72%.

Temperature	Humidity	Rainfall	Snow	Wind
Hi 93° \| Lo 70°	72%	17% \| est. 0.01in	0%	11.6 mph

Yesterday 5-Day Wind

Weather Radar Map

Hourly Temperature

The current temperature today is 88^°F. The morning temperature of 68°^F is lowest at 6am with the daytime high of 92°^F at 3pm and a low around 79°^F at 11pm is expected.

Hourly Barometric Pressure

The highest pressure today is 30.14^inHg at 8am and lowest being 29.99^inHg at 7pm.

Hourly Wind Speeds

The fastest wind is reported to be 4.7^mph at 10pm, while the slowest is 0.4^mph around 8am; expect wind gusts peaking 9.9^mph at 10pm. View live wind conditions in Siam

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