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What is East Dennis, MA, Weather Like in October?
During the month of October, East Dennis, MA,
has an average daytime high temperature of 62°F and an average overnight low temperature dropping to 47°F.
Around 4.72 inches of precipitation is received during the month,
with about 37.51 inches falling in a typical year.
Snow is not common in East Dennis, MA.
October 2025: Actual vs. Average Temperatures
Showing temperatures through today (October 22, 2025)
Actual High
Average High
Actual Low
Average Low
Month Summary
Average High: 64.6 F
(+1.6 vs avg)
Average Low: 48.3 F
(-0.1 vs avg)
Actual data from: PWS_KMADENNI13
East Dennis, MA Daily Weather Averages for October
Recorded at W Harwich
(usc00199227),
6 miles
SSE of
East Dennis, MA
| Day | Avg Temps (°F) | Precip (in) | Snow (in) | Degree Days (°F) | |||||
|---|---|---|---|---|---|---|---|---|---|
| Low | High | Mean | Month | Year | Month | Year | Heat | Cool | |
| 10/1 | 52 F | 66 F | 59 F | 0.14" | 32.93" | N/A | N/A | 6.1 F | 0.2 F |
| 10/2 | 52 F | 66 F | 59 F | 0.28" | 33.07" | N/A | N/A | 6.4 F | 0.2 F |
| 10/3 | 51 F | 66 F | 58 F | 0.43" | 33.22" | N/A | N/A | 6.8 F | 0.1 F |
| 10/4 | 51 F | 65 F | 58 F | 0.57" | 33.36" | N/A | N/A | 7.1 F | 0.1 F |
| 10/5 | 50 F | 65 F | 58 F | 0.71" | 33.50" | N/A | N/A | 7.4 F | 0.1 F |
| 10/6 | 50 F | 65 F | 57 F | 0.83" | 33.62" | N/A | N/A | 7.8 F | 0.1 F |
| 10/7 | 50 F | 64 F | 57 F | 0.95" | 33.74" | N/A | N/A | 8.1 F | 0.1 F |
| 10/8 | 49 F | 64 F | 57 F | 1.07" | 33.86" | N/A | N/A | 8.4 F | 0.1 F |
| 10/9 | 49 F | 64 F | 56 F | 1.19" | 33.98" | N/A | N/A | 8.8 F | 0.1 F |
| 10/10 | 49 F | 63 F | 56 F | 1.31" | 34.10" | N/A | N/A | 9.1 F | 0.1 F |
| 10/11 | 48 F | 63 F | 56 F | 1.43" | 34.22" | N/A | N/A | 9.4 F | 0.1 F |
| 10/12 | 48 F | 63 F | 55 F | 1.57" | 34.36" | N/A | N/A | 9.8 F | 0.1 F |
| 10/13 | 48 F | 62 F | 55 F | 1.71" | 34.50" | N/A | N/A | 10.1 F | 0.1 F |
| 10/14 | 47 F | 62 F | 55 F | 1.86" | 34.65" | N/A | N/A | 10.4 F | N/A |
| 10/15 | 47 F | 62 F | 54 F | 2.01" | 34.80" | N/A | N/A | 10.7 F | N/A |
| 10/16 | 47 F | 61 F | 54 F | 2.18" | 34.97" | N/A | N/A | 11 F | N/A |
| 10/17 | 46 F | 61 F | 54 F | 2.37" | 35.16" | N/A | N/A | 11.4 F | N/A |
| 10/18 | 46 F | 61 F | 53 F | 2.54" | 35.33" | N/A | N/A | 11.7 F | N/A |
| 10/19 | 46 F | 61 F | 53 F | 2.72" | 35.51" | N/A | N/A | 12 F | N/A |
| 10/20 | 45 F | 60 F | 53 F | 2.90" | 35.69" | N/A | N/A | 12.3 F | N/A |
| 10/21 | 45 F | 60 F | 52 F | 3.08" | 35.87" | N/A | N/A | 12.6 F | N/A |
| 10/22 | 45 F | 60 F | 52 F | 3.26" | 36.05" | N/A | N/A | 13 F | N/A |
| 10/23 | 44 F | 59 F | 52 F | 3.44" | 36.23" | N/A | N/A | 13.3 F | N/A |
| 10/24 | 44 F | 59 F | 51 F | 3.63" | 36.42" | N/A | N/A | 13.6 F | N/A |
| 10/25 | 44 F | 59 F | 51 F | 3.80" | 36.59" | N/A | N/A | 13.9 F | N/A |
| 10/26 | 43 F | 58 F | 51 F | 3.97" | 36.76" | N/A | N/A | 14.2 F | N/A |
| 10/27 | 43 F | 58 F | 51 F | 4.13" | 36.92" | N/A | N/A | 14.5 F | N/A |
| 10/28 | 43 F | 58 F | 50 F | 4.27" | 37.06" | N/A | N/A | 14.8 F | N/A |
| 10/29 | 42 F | 58 F | 50 F | 4.42" | 37.21" | N/A | N/A | 15.1 F | N/A |
| 10/30 | 42 F | 57 F | 50 F | 4.57" | 37.36" | N/A | N/A | 15.4 F | N/A |
| 10/31 | 42 F | 57 F | 49 F | 4.72" | 37.51" | N/A | N/A | 15.7 F | N/A |
