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Current
Hourly
7 Days
14 Days
Weekend
Monthly
Precipitation
Temperature
Wind
Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
Hillsborough, NJ
Content continues below
May
Average Temperature
High
23°
Feels 23
Low
11°
Feels 10
Average Precipitation
12 Days
Rain amount
83.2mm
Snow amount
0cm
Content continues below
Daily Historical Averages
May 2026
S
M
T
W
T
F
S
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
17°
22
18°
23
12°
24
17°
25
22°
26
25°
27
26°
28
24°
29
26°
30
27°
31
25°
Forecast
Thursday, May 21, 2026
Day
17°
Feels 17
Wind
18 km/h NE
Gust
27 km/h
Humidity
59%
P.O.P
90%
Rain
5-10 mm
Night
11°
Feels 9
Wind
16 km/h NE
Gust
24 km/h
Humidity
97%
P.O.P
40%
Rain
<1 mm
Historical Averages
May 21
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.