Weather forecast for 10 days
Mountainside, NJ

Weather forecast for the weekend

Saturday, May 31.

Scattered Thunderstorms
5:27 am

8:23 pm
EDT
Scattered Thunderstorms
72°F / 50°F
  • Wind: 11mph WNW
  • Humidity: 70%
  • Precip. probability: 59%
  • Precipitation: 0.39"
  • UV index: 8
On Saturday, May 31, scattered thunderstorms are forecasted, bringing possible lightning and brief downpours.
The chance of rainfall is high. However, precipitation will be light. Temperatures are anticipated to peak at an agreeable 71.6°F and drop to a minimum of a fresh 50°F.
Saturday's high temperature will mirror the usual May maximum of 69.3°F.
Sunrise will be at 5:27 am and sunset at 8:23 pm; the daylight will last for 14h and 56min.

Sunday, Jun 1.

Partly Cloudy
5:26 am

8:23 pm
EDT
Partly Cloudy
66°F / 50°F
  • Wind: 12mph W
  • Humidity: 49%
  • Precip. probability: 11%
  • Precipitation: 0"
  • UV index: 8
On Sunday, in Mountainside, the sky will feature a blend of clouds and sunshine.
Rainfall is not forecasted. Expected temperatures will peak at an enjoyable 66.2°F and dip to a minimum of a fresh 50°F.
Sunday's high is anticipated to coincide with the typical May maximum of 69.3°F.
Sunrise will be at 5:26 am and sunset at 8:23 pm; the daylight will last for 14h and 57min.

Frequently asked questions

What is the weather forecast for Mountainside for Saturday?
On Saturday, expect scattered thunderstorms with occasional breaks in the rain.
Will it rain on Saturday?
With a probability of 59%, light precipitation of 0.39" is expected on Saturday.
What will be the maximum temperature on Saturday in Mountainside?
On Saturday, the maximum temperature will be 71.6°F, while the minimum temperature will be 50°F.
What is the weather forecast for Mountainside for Sunday?
On Sunday, changing cloud patterns will allow for periods of sunshine.
Will it rain on Sunday?
No, it will not rain on Sunday.
What will be the maximum temperature on Sunday?
On Sunday, the highest temperature will be 66.2°F, while the lowest temperature will be 50°F.
What is the weather forecast for Mountainside for the next ten days?
In Mountainside, weather will be unstable, and a combination of gloomy, dry and sunny, lightning-active and rain-filled weather is expected for the next ten days.
Will it rain in the next ten days?
Rainfall is forecasted for Thursday through Saturday and next Thursday in Mountainside. With elevated precipitation of 1.06", Friday will be the day with the most rainfall.
How hot will it be in the next ten days?
The maximum temperature will range between 66.2°F and 84.2°F, as the minimum temperature will vary between 50°F and 66.2°F.
What will be the hottest and the coldest days?
The hottest day will be next Thursday, with a maximum of 84.2°F. The coldest day will be Sunday, with a maximum of 66.2°F.

Long-term weather forecast

ThuMay 29.
  • 73°F
  • 61°F
Cloudy
Cloudy
  • Wind: 6mph NNW
  • Humidity: 80%
  • UV index: 4
  • Precip. probability: 12%
  • Precipitation: 0.08"
  • 5:28 am 8:21 pm EDT
FriMay 30.
  • 77°F
  • 59°F
Cloudy
Cloudy
  • Wind: 7mph SW
  • Humidity: 71%
  • UV index: 6
  • Precip. probability: 24%
  • Precipitation: 1.06"
  • 5:27 am 8:22 pm EDT
SatMay 31.
  • 72°F
  • 50°F
Scattered Thunderstorms
Scattered Thunderstorms
  • Wind: 11mph WNW
  • Humidity: 70%
  • UV index: 8
  • Precip. probability: 59%
  • Precipitation: 0.39"
  • 5:27 am 8:23 pm EDT
SunJun 1.
  • 66°F
  • 50°F
Partly Cloudy
Partly Cloudy
  • Wind: 12mph W
  • Humidity: 49%
  • UV index: 8
  • Precip. probability: 11%
  • Precipitation: 0"
  • 5:26 am 8:23 pm EDT
MonJun 2.
  • 75°F
  • 54°F
Mostly Sunny
Mostly Sunny
  • Wind: 7mph WNW
  • Humidity: 44%
  • UV index: 9
  • Precip. probability: 5%
  • Precipitation: 0"
  • 5:26 am 8:24 pm EDT
TueJun 3.
  • 79°F
  • 59°F
Mostly Sunny
Mostly Sunny
  • Wind: 6mph WNW
  • Humidity: 44%
  • UV index: 9
  • Precip. probability: 5%
  • Precipitation: 0"
  • 5:25 am 8:25 pm EDT
WedJun 4.
  • 82°F
  • 63°F
Partly Cloudy
Partly Cloudy
  • Wind: 9mph SW
  • Humidity: 49%
  • UV index: 9
  • Precip. probability: 3%
  • Precipitation: 0"
  • 5:25 am 8:26 pm EDT
ThuJun 5.
  • 84°F
  • 66°F
PM Showers
PM Showers
  • Wind: 9mph SW
  • Humidity: 60%
  • UV index: 8
  • Precip. probability: 33%
  • Precipitation: 0.2"
  • 5:25 am 8:26 pm EDT
FriJun 6.
  • 81°F
  • 64°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 9mph W
  • Humidity: 65%
  • UV index: 8
  • Precip. probability: 24%
  • Precipitation: 0"
  • 5:25 am 8:27 pm EDT
SatJun 7.
  • 79°F
  • 63°F
Partly Cloudy
Partly Cloudy
  • Wind: 9mph N
  • Humidity: 66%
  • UV index: 8
  • Precip. probability: 24%
  • Precipitation: 0"
  • 5:24 am 8:27 pm EDT
The weather will be unstable for the next ten days, and a mix of dull, bright, lightning-active and damp weather is anticipated.
Rainfall is expected on Thursday through Saturday and next Thursday.
Expect a substantial fluctuation in daytime highs in the coming days. The temperature is expected to swing from 66.2°F up to 84.2°F, while the lowest nightly temperature differences will be also quite pronounced, as nighttime lows are forecast to fall between 50°F and 66.2°F.
With the highest temperature of 84.2°F, next Thursday will be the hottest day; expect the coldest day on Sunday with a high of 66.2°F.
Updated: May 29, 2025 @ 11:52:41 UTC
Published by: Weather Atlas | About Us
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