Today
Mostly clear throughout the day, high +73°, low +59°. Light wind, up to 7 mph. No precipitation expected.
Weather in Alta
United States · Iowa · 42.6736, -95.2906
Today Now 12:39 PM
+68° Clear
Hourly forecast
Today10/21
Temperature°F
Cloudiness
Precipitation
Windmph
Wind gusts
Humidity
PressureinHg
Dew point°F
Visibilitymi
UV index
Forecast in words
Tomorrow
Tomorrow high +73° and mostly clear, nighttime low +54°, no noticeable change.
Week
Seven days ahead fall within +46°…+75°. Weekly maximum — +75° (Sat). Coldest at night — Mon, +46°. Rain on Mon, Tue. Cloudless weather for 3 days. Second half of the week is cooler.
Week vs norm
- Today 10/21 +73° +13° usually +60°
- Tomorrow 10/22 +73° +14° usually +59°
- Fri 10/23 +73° +14° usually +59°
- Sat 10/24 +75° +17° usually +58°
- Sun 10/25 +64° +7° usually +58°
- Mon 10/26 +55° −2° usually +57°
- Tue 10/27 +55° −1° usually +57°
- Wed 10/28 +63° +6° usually +56°
Difference between forecast daytime high and the 1991–2020 norm for this date.
This day, October 21
Today is warmer than usual for this date.
- Heat record +81° 2024
- Cold record +27° 2011
- Most precipitation 0.9 in 2009
- Strongest gust 42 mph 2017
Records for this calendar date, 1991-2024, ERA5 reanalysis.
Climate in Alta
Today is about 10° warmer than usual for October.
| Month | Daytime / Nighttime | Average | Precipitation in |
|---|---|---|---|
| Jan | +28° / +12° | +19° | 1.1 |
| Feb | +33° / +16° | +23° | 1.2 |
| Mar | +47° / +27° | +36° | 2.4 |
| Apr | +60° / +38° | +48° | 4.2 |
| May | +71° / +50° | +60° | 5.0 |
| Jun | +80° / +61° | +70° | 5.5 |
| Jul | +83° / +65° | +74° | 3.6 |
| Aug | +82° / +63° | +72° | 3.9 |
| Sep | +76° / +55° | +65° | 3.0 |
| Oct | +63° / +43° | +52° | 2.5 |
| Nov | +47° / +29° | +37° | 1.7 |
| Dec | +33° / +18° | +24° | 1.4 |
Climatic normals for 1991–2025 years from ERA5-Land reanalysis.
Astronomical data
Sunrise / sunset
7:41 AM | 6:28 PM
Moon
4:19 PM | 2:33 AM
Moon phase
Waxing gibbous 78%
Next solar eclipse
Calculating for this city…