Today
Clear throughout the day, high +66°, low +64°. Wind up to 4 mph. The day promises to be dry.
Weather in Rosemont
United States · California · 38.5519, -121.3647
Today Now 10:24 PM
+66° Clear
Hourly forecast
Today10/16
Temperature°F
Cloudiness
Precipitation
Windmph
Wind gusts
Humidity
PressureinHg
Dew point°F
Visibilitymi
UV index
Forecast in words
Tomorrow
Tomorrow clear, high +88°, low +59°, about 22° warmer.
Week
During the week the thermometer stays between +50°…+88°. Peak warmth: Sat, +88°. Nighttime weekly low: +50° (Mon). Rain on Thu. Sunshine expected on 5 of seven days. It cools down by the end of the week.
Week vs norm
- Today 10/16 +66° −14° usually +80°
- Tomorrow 10/17 +88° +8° usually +80°
- Sun 10/18 +84° +5° usually +79°
- Mon 10/19 +72° −7° usually +79°
- Tue 10/20 +68° −10° usually +78°
- Wed 10/21 +73° −4° usually +78°
- Thu 10/22 +72° −6° usually +77°
- Fri 10/23 +70° −7° usually +77°
Difference between forecast daytime high and the 1991–2020 norm for this date.
This day, October 16
Today is cooler than usual for this date.
- Heat record +95° 2020
- Cold record +43° 2018
- Most precipitation 1.2 in 2016
- Strongest gust 34 mph 1998
Records for this calendar date, 1991-2024, ERA5 reanalysis.
Climate in Rosemont
Today is close to the norm for October.
| Month | Daytime / Nighttime | Average | Precipitation in |
|---|---|---|---|
| Jan | +57° / +41° | +47° | 4.8 |
| Feb | +61° / +42° | +50° | 4.6 |
| Mar | +66° / +45° | +54° | 3.9 |
| Apr | +73° / +49° | +59° | 1.7 |
| May | +82° / +55° | +67° | 1.0 |
| Jun | +91° / +61° | +74° | 0.2 |
| Jul | +95° / +63° | +77° | 0.0 |
| Aug | +94° / +63° | +76° | 0.1 |
| Sep | +91° / +60° | +73° | 0.2 |
| Oct | +80° / +54° | +65° | 1.4 |
| Nov | +66° / +45° | +54° | 2.6 |
| Dec | +57° / +41° | +47° | 5.0 |
Climatic normals for 1991–2025 years from ERA5-Land reanalysis.
Astronomical data
Sunrise / sunset
7:15 AM | 6:25 PM
Moon
1:18 PM | 10:22 PM
Moon phase
Waxing crescent 33%
Next solar eclipse
Calculating for this city…