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Hourly
7 Days
14 Days
Weekend
Monthly
Precipitation
Temperature
Wind
Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
Fairfield, NJ
Content continues below
May
Average Temperature
High
23°
Feels 23
Low
11°
Feels 11
Average Precipitation
11 Days
Rain amount
72.6mm
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
18°
22
19°
23
13°
24
15°
25
23°
26
25°
27
26°
28
25°
29
26°
30
27°
31
26°
Forecast
Thursday, May 21, 2026
Day
18°
Feels 18
Wind
19 km/h NE
Gust
29 km/h
Humidity
55%
P.O.P
80%
Rain
~5 mm
Night
12°
Feels 10
Wind
16 km/h N
Gust
24 km/h
Humidity
82%
P.O.P
30%
Historical Averages
May 21
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.