Mendham, NJ weather
Today, hourly and 7-day forecast, sunrise and sunset, and the normal climate month by month
Weather in Mendham now
Loading the National Weather Service forecast…
Mendham weather by the hour
Mendham weather for the next 7 days
Source: National Weather Service (NOAA) · forecast for the coordinates of Mendham.
This week in Mendham
Sunrise, sunset and moon in Mendham
What is the weather usually like in Mendham?
Köppen climate classification, calculated from the 1991–2020 normals
- Julywarmest month · 84°F average high
- Januarycoldest month · 19°F average low
- 45.5 inprecipitation per year · 1,155 mm
Average high and low temperature (°F)
Average precipitation (inches)
Best time to visit Mendham: May–June and August–September, with mild temperatures and fewer rainy days.
Source: NOAA NCEI U.S. Climate Normals 1991–2020, station SOMERVILLE SOMERSET AP, NJ US (USW00054785), adjusted for the elevation of Mendham.
Mendham weather month by month
Sunrise and sunset in Mendham through the year
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 7:18 AM | 4:57 PM | 9 h 38 min |
| February | 6:50 AM | 5:34 PM | 10 h 43 min |
| March | 7:08 AM | 7:06 PM | 11 h 58 min |
| April | 6:17 AM | 7:39 PM | 13 h 21 min |
| May | 5:39 AM | 8:10 PM | 14 h 30 min |
| June | 5:24 AM | 8:33 PM | 15 h 8 min |
| July | 5:38 AM | 8:30 PM | 14 h 51 min |
| August | 6:07 AM | 7:58 PM | 13 h 50 min |
| September | 6:37 AM | 7:09 PM | 12 h 31 min |
| October | 7:08 AM | 6:19 PM | 11 h 11 min |
| November | 6:44 AM | 4:41 PM | 9 h 57 min |
| December | 7:13 AM | 4:33 PM | 9 h 19 min |
Times for the 15th of each month, local time (America/New York).
What is the weather like in Mendham?
Mendham has a hot-summer humid continental climate. The warmest month is July, with an average high of 84°F (29°C), and the coldest is January, with average lows of 19°F (-7°C).
It gets about 45.5 inches (1,155 mm) of precipitation a year. The wettest month is August and the driest is February.
The best time to visit Mendham is May–June and August–September. At 620 ft of elevation, nights are mild most of the year. The live forecast on this page comes from the National Weather Service and the climate averages from NOAA’s 1991–2020 U.S. Climate Normals.
More about Mendham
Weather in towns near Mendham
Questions about the weather in Mendham
What is the hottest month in Mendham?
July, with an average high of 84°F (29°C).
What is the coldest month in Mendham?
January, with an average low of 19°F (-7°C).
How much does it rain in Mendham?
About 45.5 inches (1,155 mm) a year; the wettest month is August.
Does it snow in Mendham?
Snow is very rare or not recorded at the nearest weather station.
When is the best time to visit Mendham?
May–June and August–September, when temperatures are most pleasant and rainy days are fewer.
What climate does Mendham have?
Hot-summer humid continental (Köppen Dfa).
What is the weather like in Mendham in November?
Highs average 53°F and lows 31°F, with about 3.4 inches of precipitation.
What time is sunrise in Mendham?
Around 6:44 AM in mid-November, and sunset around 4:41 PM. Today’s exact times are shown above.
Where does this Mendham weather forecast come from?
From the National Weather Service (NOAA), the official U.S. weather agency, for the exact coordinates of Mendham.
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