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What is Colonia, NJ, Weather Like in October?
During the month of October, Colonia, NJ,
has an average daytime high temperature of 67°F and an average overnight low temperature dropping to 46°F.
Around 4.31 inches of precipitation is received during the month,
with about 41.05 inches falling in a typical year.
As you might expect, snow is not common in the month of October.
Annually, Colonia receives around 18.80 inches of snow.
October 2025: Actual vs. Average Temperatures
Showing temperatures through today (October 24, 2025)
Actual High
Average High
Actual Low
Average Low
Month Summary
Average High: 70.3 F
(+2.4 vs avg)
Average Low: 48.7 F
(+1.4 vs avg)
Actual data from: PWS_KNJSOUTH208
Colonia, NJ Daily Weather Averages for October
Recorded at Plainfield
(usc00287079),
5.6 miles
WNW of
Colonia, NJ
| Day | Avg Temps (°F) | Precip (in) | Snow (in) | Degree Days (°F) | |||||
|---|---|---|---|---|---|---|---|---|---|
| Low | High | Mean | Month | Year | Month | Year | Heat | Cool | |
| 10/1 | 52 F | 73 F | 62 F | 0.15" | 36.89" | 0.00" | 18.80" | 4.4 F | 1.7 F |
| 10/2 | 52 F | 72 F | 62 F | 0.30" | 37.04" | 0.00" | 18.80" | 4.7 F | 1.5 F |
| 10/3 | 51 F | 72 F | 61 F | 0.44" | 37.18" | 0.00" | 18.80" | 5 F | 1.4 F |
| 10/4 | 51 F | 71 F | 61 F | 0.58" | 37.32" | 0.00" | 18.80" | 5.3 F | 1.3 F |
| 10/5 | 50 F | 71 F | 61 F | 0.74" | 37.48" | 0.00" | 18.80" | 5.6 F | 1.1 F |
| 10/6 | 50 F | 70 F | 60 F | 0.89" | 37.63" | 0.00" | 18.80" | 5.9 F | 1 F |
| 10/7 | 49 F | 70 F | 60 F | 1.05" | 37.79" | 0.00" | 18.80" | 6.3 F | 0.9 F |
| 10/8 | 49 F | 70 F | 59 F | 1.20" | 37.94" | 0.00" | 18.80" | 6.7 F | 0.9 F |
| 10/9 | 49 F | 69 F | 59 F | 1.36" | 38.10" | 0.00" | 18.80" | 7 F | 0.8 F |
| 10/10 | 48 F | 69 F | 58 F | 1.51" | 38.25" | 0.00" | 18.80" | 7.4 F | 0.7 F |
| 10/11 | 48 F | 68 F | 58 F | 1.65" | 38.39" | 0.00" | 18.80" | 7.7 F | 0.6 F |
| 10/12 | 47 F | 68 F | 58 F | 1.80" | 38.54" | 0.00" | 18.80" | 8.1 F | 0.6 F |
| 10/13 | 47 F | 67 F | 57 F | 1.93" | 38.67" | 0.00" | 18.80" | 8.4 F | 0.5 F |
| 10/14 | 46 F | 67 F | 57 F | 2.07" | 38.81" | 0.00" | 18.80" | 8.8 F | 0.4 F |
| 10/15 | 46 F | 67 F | 56 F | 2.21" | 38.95" | 0.00" | 18.80" | 9.1 F | 0.3 F |
| 10/16 | 46 F | 66 F | 56 F | 2.34" | 39.08" | 0.00" | 18.80" | 9.5 F | 0.3 F |
| 10/17 | 45 F | 66 F | 55 F | 2.48" | 39.22" | 0.00" | 18.80" | 9.8 F | 0.2 F |
| 10/18 | 45 F | 65 F | 55 F | 2.63" | 39.37" | 0.00" | 18.80" | 10.2 F | 0.2 F |
| 10/19 | 44 F | 65 F | 55 F | 2.77" | 39.51" | 0.00" | 18.80" | 10.5 F | 0.2 F |
| 10/20 | 44 F | 65 F | 54 F | 2.91" | 39.65" | 0.00" | 18.80" | 10.9 F | 0.1 F |
| 10/21 | 44 F | 64 F | 54 F | 3.06" | 39.80" | 0.00" | 18.80" | 11.3 F | 0.1 F |
| 10/22 | 43 F | 64 F | 54 F | 3.20" | 39.94" | 0.00" | 18.80" | 11.6 F | 0.1 F |
| 10/23 | 43 F | 63 F | 53 F | 3.34" | 40.08" | 0.00" | 18.80" | 12 F | 0.1 F |
| 10/24 | 42 F | 63 F | 53 F | 3.47" | 40.21" | 0.00" | 18.80" | 12.4 F | 0.1 F |
| 10/25 | 42 F | 63 F | 52 F | 3.60" | 40.34" | 0.00" | 18.80" | 12.7 F | 0.1 F |
| 10/26 | 42 F | 62 F | 52 F | 3.73" | 40.47" | 0.00" | 18.80" | 13 F | 0.1 F |
| 10/27 | 41 F | 62 F | 52 F | 3.85" | 40.59" | 0.00" | 18.80" | 13.4 F | 0.1 F |
| 10/28 | 41 F | 62 F | 51 F | 3.96" | 40.70" | 0.00" | 18.80" | 13.7 F | 0.1 F |
| 10/29 | 41 F | 61 F | 51 F | 4.08" | 40.82" | 0.00" | 18.80" | 14 F | 0.1 F |
| 10/30 | 40 F | 61 F | 51 F | 4.20" | 40.94" | 0.00" | 18.80" | 14.4 F | 0.1 F |
| 10/31 | 40 F | 61 F | 50 F | 4.31" | 41.05" | 0.00" | 18.80" | 14.7 F | N/A |
