Today
During the day clear, up to +68°, at night around +66°. Wind up to 2 mph. The day promises to be dry.
Weather in Herald
United States · California · 38.2958, -121.2444
Today Now 9:45 PM
+68° Clear
Hourly forecast
Today10/17
Temperature°F
Cloudiness
Precipitation
Windmph
Wind gusts
Humidity
PressureinHg
Dew point°F
Visibilitymi
UV index
Forecast in words
Tomorrow
Tomorrow clear, high +86°, low +57°, 18° warmer.
Week
Seven days ahead fall within +50°…+86°. Weekly maximum — +86° (Sun). Nighttime weekly low: +50° (Mon). Precipitation expected: Wed. Cloudless weather for 5 days.
Week vs norm
- Today 10/17 +68° −10° usually +78°
- Tomorrow 10/18 +86° +8° usually +78°
- Mon 10/19 +73° −4° usually +77°
- Tue 10/20 +72° −5° usually +77°
- Wed 10/21 +66° −10° usually +76°
- Thu 10/22 +70° −6° usually +76°
- Fri 10/23 +73° −2° usually +76°
- Sat 10/24 +77° +2° usually +75°
Difference between forecast daytime high and the 1991–2020 norm for this date.
This day, October 17
Today is cooler than usual for this date.
- Heat record +93° 2020
- Cold record +45° 2017
- Most precipitation 0.2 in 2004
- Strongest gust 34 mph 1998
Records for this calendar date, 1991-2024, ERA5 reanalysis.
Climate in Herald
Today is about 10° colder than usual for October.
| Month | Daytime / Nighttime | Average | Precipitation in |
|---|---|---|---|
| Jan | +57° / +40° | +47° | 4.7 |
| Feb | +61° / +42° | +50° | 4.6 |
| Mar | +66° / +45° | +54° | 4.0 |
| Apr | +72° / +48° | +59° | 1.9 |
| May | +80° / +54° | +65° | 1.1 |
| Jun | +88° / +59° | +72° | 0.2 |
| Jul | +92° / +61° | +75° | 0.0 |
| Aug | +92° / +61° | +74° | 0.1 |
| Sep | +89° / +59° | +72° | 0.2 |
| Oct | +79° / +53° | +64° | 1.5 |
| Nov | +65° / +45° | +53° | 2.6 |
| Dec | +57° / +40° | +47° | 4.9 |
Climatic normals for 1991–2025 years from ERA5-Land reanalysis.
Astronomical data
Sunrise / sunset
7:16 AM | 6:23 PM
Moon
1:59 PM | 11:21 PM
Moon phase
Waxing crescent 42%
Next solar eclipse
Calculating for this city…