Demarest (Bergen County) — Weather
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21°C69°F· Overcast · 99% cloud cover
Feels like 21°C69°F · Low 20°C68°F · High 22°C71°F
Wind
8 km/h2 m/s5 mph from S
Humidity
71%
Pressure
1015 hPa29.97 inHgstable
UV Index
0.0Low(night)
Fair weather
Demarest, 21°C70°F — overcast right now.
🌧️ Local instability on Tuesday, with rain. Total ~8.3 mm. Below the monthly normal (108 mm/month).
❄️ Expect 22°C72°F — 2.1°C34°F cooler than the July seasonal mean (24°C75°F).
Hourly forecast
Detailed forecast for the next 60 hours
TemperaturePrecipitationWind
CAPE (J/kg)Instability Threshold
mminkm/hm/smphHumidity %
Daily Forecast
TodayS 9 km/h3 m/s6 mph(gusts 24715)70%3hToday70%S 9 km/h3 m/s6 mph (gusts 24715)3h
Today
S 9 km/h3 m/s6 mph(gusts 24715)70%3h
Today
70%
S 9 km/h3 m/s6 mph (gusts 24715)
3h
Today — Hourly Forecast
05:4114.7h20:23
Tomorrow8.3 mm0.33 in· heavyS 22 km/h6 m/s13 mph(gusts 481330)87%UV 30hTomorrow87%S 22 km/h6 m/s13 mph (gusts 481330)8.3 mm0.33 inUV 30h
Tomorrow
8.3 mm0.33 in· heavyS 22 km/h6 m/s13 mph(gusts 481330)87%UV 30h
Tomorrow
87%
S 22 km/h6 m/s13 mph (gusts 481330)
8.3 mm0.33 in
UV 3
0h
Tomorrow — Hourly Forecast
05:4114.7h20:22
WednesdayW 18 km/h5 m/s11 mph(gusts 421226)70%UV 24hWednesday70%W 18 km/h5 m/s11 mph (gusts 421226)UV 24h
Wednesday
W 18 km/h5 m/s11 mph(gusts 421226)70%UV 24h
Wednesday
70%
W 18 km/h5 m/s11 mph (gusts 421226)
UV 2
4h
Wednesday — Forecast Overview
05:4214.7h20:21
ThursdayNW 13 km/h4 m/s8 mph(gusts 27717)53%UV 213hThursday53%NW 13 km/h4 m/s8 mph (gusts 27717)UV 213h
Thursday
NW 13 km/h4 m/s8 mph(gusts 27717)53%UV 213h
Thursday
53%
NW 13 km/h4 m/s8 mph (gusts 27717)
UV 2
13h
Thursday — Forecast Overview
05:4314.6h20:21
FridayE 16 km/h4 m/s10 mph(gusts 24715)51%UV 212hFriday51%E 16 km/h4 m/s10 mph (gusts 24715)UV 212h
Friday
E 16 km/h4 m/s10 mph(gusts 24715)51%UV 212h
Friday
51%
E 16 km/h4 m/s10 mph (gusts 24715)
UV 2
12h
Friday — Forecast Overview
05:4414.6h20:20
SaturdayNE 15 km/h4 m/s9 mph56%UV 213hSaturday56%NE 15 km/h4 m/s9 mphUV 213h
Saturday
NE 15 km/h4 m/s9 mph56%UV 213h
Saturday
56%
NE 15 km/h4 m/s9 mph
UV 2
13h
Saturday — Forecast Overview
05:4514.6h20:19
SundaySW 16 km/h4 m/s10 mph(gusts 391124)66%UV 24hSunday66%SW 16 km/h4 m/s10 mph (gusts 391124)UV 24h
Sunday
SW 16 km/h4 m/s10 mph(gusts 391124)66%UV 24h
Sunday
66%
SW 16 km/h4 m/s10 mph (gusts 391124)
UV 2
4h
Night
19°C66°F
Morning
26°C78°F
Afternoon
26°C78°F
Evening
24°C75°F
05:4614.5h20:18
Monday1.2 mm0.05 inW 14 km/h4 m/s9 mph(gusts 361023)68%UV 26hMonday68%W 14 km/h4 m/s9 mph (gusts 361023)1.2 mm0.05 inUV 26h
Monday
1.2 mm0.05 inW 14 km/h4 m/s9 mph(gusts 361023)68%UV 26h
Monday
68%
W 14 km/h4 m/s9 mph (gusts 361023)
1.2 mm0.05 in
UV 2
6h
Night
21°C71°F
Morning
26°C79°F
Afternoon
26°C79°F
Evening
27°C80°F
05:4714.5h20:17
Tuesday2.2 mm0.09 inW 15 km/h4 m/s9 mph(gusts 23715)67%13hTuesday67%W 15 km/h4 m/s9 mph (gusts 23715)2.2 mm0.09 in13h
Tuesday
2.2 mm0.09 inW 15 km/h4 m/s9 mph(gusts 23715)67%13h
Tuesday
67%
W 15 km/h4 m/s9 mph (gusts 23715)
2.2 mm0.09 in
13h
Night
21°C71°F
Morning
26°C78°F
Afternoon
26°C78°F
Evening
27°C80°F
05:4814.5h20:16
Wednesday0.9 mm0.03 inE 13 km/h4 m/s8 mph(gusts 20612)55%13hWednesday55%E 13 km/h4 m/s8 mph (gusts 20612)0.9 mm0.03 in13h
Wednesday
0.9 mm0.03 inE 13 km/h4 m/s8 mph(gusts 20612)55%13h
Wednesday
55%
E 13 km/h4 m/s8 mph (gusts 20612)
0.9 mm0.03 in
13h
Night
22°C72°F
Morning
28°C82°F
Afternoon
28°C82°F
Evening
26°C78°F
05:4914.4h20:15
Thursday15.4 mm0.60 in· heavyNE 21 km/h6 m/s13 mph(gusts 401125)93%7hThursday93%NE 21 km/h6 m/s13 mph (gusts 401125)15.4 mm0.60 in7h
Thursday
15.4 mm0.60 in· heavyNE 21 km/h6 m/s13 mph(gusts 401125)93%7h
Thursday
93%
NE 21 km/h6 m/s13 mph (gusts 401125)
15.4 mm0.60 in
7h
Night
22°C72°F
Morning
22°C71°F
Afternoon
22°C71°F
Evening
19°C67°F
05:5014.4h20:14
FridayNW 10 km/h3 m/s6 mph(gusts 26716)62%14hFriday62%NW 10 km/h3 m/s6 mph (gusts 26716)14h
Friday
NW 10 km/h3 m/s6 mph(gusts 26716)62%14h
Friday
62%
NW 10 km/h3 m/s6 mph (gusts 26716)
14h
Night
19°C67°F
Morning
26°C78°F
Afternoon
26°C78°F
Evening
26°C79°F
05:5114.4h20:13
SaturdayN 12 km/h3 m/s7 mph(gusts 20512)56%14hSaturday56%N 12 km/h3 m/s7 mph (gusts 20512)14h
Saturday
N 12 km/h3 m/s7 mph(gusts 20512)56%14h
Saturday
56%
N 12 km/h3 m/s7 mph (gusts 20512)
14h
Night
23°C73°F
Morning
27°C81°F
Afternoon
27°C81°F
Evening
26°C78°F
05:5214.3h20:12
SundaySE 14 km/h4 m/s9 mph(gusts 26716)59%14hSunday59%SE 14 km/h4 m/s9 mph (gusts 26716)14h
Sunday
SE 14 km/h4 m/s9 mph(gusts 26716)59%14h
Sunday
59%
SE 14 km/h4 m/s9 mph (gusts 26716)
14h
Night
24°C75°F
Morning
29°C84°F
Afternoon
29°C84°F
Evening
26°C79°F
05:5314.3h20:11
MondayS 24 km/h7 m/s15 mph68%14hMonday68%S 24 km/h7 m/s15 mph14h
Monday
S 24 km/h7 m/s15 mph68%14h
Monday
68%
S 24 km/h7 m/s15 mph
14h
Night
24°C75°F
Morning
28°C83°F
Afternoon
28°C83°F
Evening
26°C79°F
05:5414.3h20:10
Tuesday0.6 mm0.02 inSE 9 km/h2 m/s6 mph(gusts 21613)71%12hTuesday71%SE 9 km/h2 m/s6 mph (gusts 21613)0.6 mm0.02 in12h
Tuesday
0.6 mm0.02 inSE 9 km/h2 m/s6 mph(gusts 21613)71%12h
Tuesday
71%
SE 9 km/h2 m/s6 mph (gusts 21613)
0.6 mm0.02 in
12h
Night
24°C76°F
Morning
29°C84°F
Afternoon
29°C84°F
Evening
27°C81°F
05:5514.2h20:08
Sunrise
05:41
Civil Dawn 05:11
Sunset
20:22
Civil Dusk 20:52
Today vs. seasonal normal
-7.7°C-13.9°F
Demarest is located in New Jersey, United States. Elevation: 11m. Annual average temperature: 11.5°C. Annual precipitation: 1195mm.
Frequently Asked Questions
What is the weather like in Demarest today?
Today in Demarest, United States, the temperature is 21°C with Overcast. The high is 22°C and the low is 20°C.
What is the 16-day forecast for Demarest?
The 16-day forecast for Demarest shows the warmest day is Monday at 31°C, while the coolest night is Friday at 16°C. 10 day(s) have precipitation expected.
What time is sunrise and sunset in Demarest?
In Demarest, sunrise is at 05:41 and sunset is at 20:22. Day length is approximately 14h 41m.
How accurate is the weather forecast for Demarest?
Our forecasts for Demarest use the DWD ICON model, one of the world's most advanced weather prediction systems. Accuracy is typically 85-90% for 1-3 day forecasts. Demarest has an annual average temperature of 11.5°C and receives 1195mm of precipitation per year.
Last updated: 07/20/2026, 10:00 PM
July climate in Demarest
Normals for July: average 24°C (18–29°C), around 108 mm of rain across the month. About 12°C warmer than the annual average of 11.5°C.
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