Cities / United States / Idaho

22°

☁️ Alton weather

Overcast. .

Feels like 17° Wind 24 km/h SE Humidity 28% Pressure 1009 hPa UV 0 Air Good 06:49 - 20:00

Right now it is 22° in Alton with overcast skies, it feels more like 17° and today's high is 26° with an overnight low of . The sun rises at 06:49 and sets at 20:00, giving 13h 11m of daylight. Over the coming week highs range from 23° to 26° - a steady stretch with little day-to-day change.

Alton is in Idaho, United States, sitting 1,850 m above sea level. Local time is America/Boise (UTC−6), and every time on this page is shown in it.

Next 24 hours - temperature

12° 18° 24° 24° 12° 17:00 · 22.4° · 0 mm 18:00 · 22.6° · 0 mm 19:00 · 21.7° · 0 mm 20:00 · 19.9° · 0 mm 21:00 · 15.9° · 0 mm 22:00 · 15.2° · 0 mm 23:00 · 14.4° · 0 mm 00:00 · 13.8° · 0 mm 01:00 · 14° · 0 mm 02:00 · 13.7° · 0 mm 03:00 · 13.5° · 0 mm 04:00 · 12.9° · 0 mm 05:00 · 12.2° · 0 mm 06:00 · 12.3° · 0 mm 07:00 · 12.5° · 0 mm 08:00 · 13.2° · 0 mm 09:00 · 15.1° · 0 mm 10:00 · 16.8° · 0 mm 11:00 · 17.4° · 0 mm 12:00 · 19.6° · 0 mm 13:00 · 21.6° · 0 mm 14:00 · 23° · 0 mm 15:00 · 23.7° · 0 mm 16:00 · 23.9° · 0 mm

Precipitation

17:00 · 0 mm 17:00 18:00 · 0 mm 19:00 · 0 mm 20:00 · 0 mm 20:00 21:00 · 0 mm 22:00 · 0 mm 23:00 · 0 mm 23:00 00:00 · 0 mm 01:00 · 0 mm 02:00 · 0 mm 02:00 03:00 · 0 mm 04:00 · 0 mm 05:00 · 0 mm 05:00 06:00 · 0 mm 07:00 · 0 mm 08:00 · 0 mm 08:00 09:00 · 0 mm 10:00 · 0 mm 11:00 · 0 mm 11:00 12:00 · 0 mm 13:00 · 0 mm 14:00 · 0 mm 14:00 15:00 · 0 mm 16:00 · 0 mm

Hour by hour

TIMETEMPFEELSRAINCONDITIONS
17:00 ☁️ 22.4° 17° - Overcast
18:00 ☁️ 22.6° 16.4° - Overcast
19:00 ☁️ 21.7° 16.2° - Overcast
20:00 ☁️ 19.9° 13.5° - Overcast
21:00 ☁️ 15.9° 9.1° - Overcast
22:00 ☁️ 15.2° 10.6° - Overcast
23:00 ☁️ 14.4° 12.6° - Overcast
00:00 ☁️ 13.8° 11.9° - Overcast
01:00 ☁️ 14° 13° - Overcast
02:00 ☁️ 13.7° 13° - Overcast
03:00 ☁️ 13.5° 12.1° - Overcast
04:00 ☁️ 12.9° 11.3° - Overcast

Next 16 days

☀️ TodayAugust 31st Avg 15° Low at 06:00 High 26° at 15:00 Feels 23° Wind ~34 km/h
Clear Cloudy
00:00 10°
02:00
04:00
06:00
08:00
10:00 15°
12:00 21°
14:00 25°
16:00 24°
18:00 23°
20:00 20°
22:00 15°
☁️ TuesdaySeptember 1st Avg 17° Low 12° at 05:00 High 24° at 16:00 Feels 18° Wind ~27 km/h
Cloudy Clear Cloudy Cloudy
00:00 14°
02:00 14°
04:00 13°
06:00 12°
08:00 13°
10:00 17°
12:00 20°
14:00 23°
16:00 24°
18:00 23°
20:00 19°
22:00 15°
☁️ WednesdaySeptember 2nd Avg 16° Low at 07:00 High 23° at 14:00 Feels 13° Wind ~47 km/h
Clear Cloudy
00:00 13°
02:00 12°
04:00 11°
06:00 10°
08:00 10°
10:00 19°
12:00 23°
14:00 23°
16:00 22°
18:00 20°
20:00 16°
22:00 12°
☀️ ThursdaySeptember 3rd Avg 15° Low at 07:00 High 23° at 15:00 Feels 15° Wind ~32 km/h
Clear
00:00 10°
02:00 10°
04:00
06:00
08:00 10°
10:00 16°
12:00 20°
14:00 23°
16:00 23°
18:00 21°
20:00 15°
22:00 13°
☀️ FridaySeptember 4th Avg 18° Low 10° at 07:00 High 25° at 15:00 Feels 16° Wind ~37 km/h
Clear
00:00 11°
02:00 11°
04:00 11°
06:00 11°
08:00 13°
10:00 20°
12:00 23°
14:00 24°
16:00 25°
18:00 24°
20:00 19°
22:00 19°
☀️ SaturdaySeptember 5th Avg 19° Low 13° at 06:00 High 25° at 15:00 Feels 16° Wind ~33 km/h
Cloudy Clear Cloudy
00:00 16°
02:00 17°
04:00 16°
06:00 13°
08:00 16°
10:00 19°
12:00 23°
14:00 24°
16:00 25°
18:00 24°
20:00 18°
22:00 15°
☁️ SundaySeptember 6th Avg 19° Low 13° at 05:00 High 26° at 15:00 Feels 21° Wind ~18 km/h
Cloudy
00:00 15°
02:00 15°
04:00 14°
06:00 13°
08:00 16°
10:00 20°
12:00 24°
14:00 26°
16:00 26°
18:00 24°
20:00 21°
22:00 18°
🌦️ MondaySeptember 7th Avg 18° Low 14° at 06:00 High 23° at 12:00 2.6 mm rain Wind ~10 km/h
Cloudy Partly Cloudy Rain Partly Cloudy
00:00 18°
02:00 17°
04:00 15°
06:00 14°
08:00 16°
10:00 20°
12:00 23°
14:00 19° 0.6mm
16:00 18°
18:00 22°
20:00 20°
22:00 17° 0.4mm
🌧️ TuesdaySeptember 8th Avg 18° Low 13° at 05:00 High 26° at 15:00 8.8 mm rain Feels 21° Wind ~34 km/h
Rain Rain Partly Cloudy Rain Cloudy Rain
00:00 15° 0.4mm
02:00 14° 0.5mm
04:00 13°
06:00 13°
08:00 14° 0.1mm
10:00 18°
12:00 24°
14:00 26° 0.1mm
16:00 26°
18:00 24°
20:00 18° 1.7mm
22:00 14° 0.6mm
🌧️ WednesdaySeptember 9th Avg 13° Low at 23:00 High 17° at 18:00 11.9 mm rain Feels 14° Wind ~16 km/h
Rain Rain
00:00 14° 0.6mm
02:00 14° 0.3mm
04:00 14° 0.7mm
06:00 14° 0.7mm
08:00 13° 0.1mm
10:00 13° 1.1mm
12:00 12° 1.1mm
14:00 12° 0.1mm
16:00 14°
18:00 17°
20:00 10° 1mm
22:00 0.7mm
🌦️ ThursdaySeptember 10th Avg Low at 06:00 High 14° at 16:00 0.7 mm rain Feels Wind ~22 km/h
Clear
00:00 0.7mm
02:00
04:00
06:00
08:00
10:00
12:00
14:00 12°
16:00 14°
18:00 13°
20:00 10°
22:00
☁️ FridaySeptember 11th Avg 11° Low at 05:00 High 20° at 16:00 Feels 15° Wind ~10 km/h
Clear Cloudy Clear
00:00
02:00
04:00
06:00
08:00
10:00 11°
12:00 16°
14:00 19°
16:00 20°
18:00 18°
20:00 14°
22:00 12°
SaturdaySeptember 12th Avg 16° Low 10° at 05:00 High 22° at 17:00 Feels 17° Wind ~23 km/h
Clear Partly Cloudy Cloudy Clear
00:00 11°
02:00 11°
04:00 10°
06:00 10°
08:00 13°
10:00 17°
12:00 21°
14:00 21°
16:00 21°
18:00 22°
20:00 17°
22:00 15°
☁️ SundaySeptember 13th Avg 15° Low 11° at 23:00 High 21° at 12:00 Feels 18° Wind ~22 km/h
Partly Cloudy Clear Cloudy
00:00 14°
02:00 14°
04:00 13°
06:00 12°
08:00 14°
10:00 18°
12:00 21°
14:00 19°
16:00 17°
18:00 16°
20:00 13°
22:00 11°
☀️ MondaySeptember 14th Avg 15° Low at 05:00 High 23° at 15:00 Feels 16° Wind ~30 km/h
Partly Cloudy Clear Cloudy
00:00 10°
02:00 10°
04:00
06:00
08:00 12°
10:00 16°
12:00 20°
14:00 22°
16:00 22°
18:00 20°
20:00 17°
22:00 14°
🌦️ TuesdaySeptember 15th Avg 11° Low at 23:00 High 15° at 14:00 0.6 mm rain Feels 10° Wind ~35 km/h
Cloudy Cloudy Rain Cloudy
00:00 14°
02:00 13°
04:00 11°
06:00 10°
08:00 13°
10:00 14°
12:00 15°
14:00 15° 0.2mm
16:00 12°
18:00
20:00
22:00

Sun

☀️ Sunrise 06:49 · Sunset 20:00

13h 11m of daylight · America/Boise

Air quality

PM2.5 1.8 µg/m³ - Good

No reason to change your plans - open the windows.

Source: Copernicus CAMS, updated hourly.

Nearby

Tools for Alton

Common questions about Alton weather

Will it rain in Alton today?

No rain is in the forecast for Alton today.

What is the temperature in Alton right now?

It is 22° in Alton right now, though it feels closer to 17°. Today runs between a low of and a high of 26°.

What time is sunrise and sunset in Alton?

The sun rises at 06:49 and sets at 20:00 local time in Alton today, giving 13h 11m of daylight.

What is the air quality in Alton?

PM2.5 in Alton is currently 1.8 µg/m³, which counts as Good on the European air-quality index. No reason to change your plans - open the windows.

How accurate is the Alton forecast, and how far ahead does it go?

This page shows 16 days ahead, refreshed every hour. It blends ECMWF, NOAA GFS and whichever national high-resolution model covers Alton best. The first three days are the dependable part - day one is usually within a degree or two - and accuracy falls off steadily after day five, so read the far end as a trend rather than a plan. We publish our measured error against real station observations on the accuracy page.

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