Warm-summer humid continental climate
Climate Chatham - Massachusetts
Annual high56ºF
Annual low44ºF
Precipitation47.04 inch
| Month | HighºF | LowºF | Precipinch | Snowinch |
|---|---|---|---|---|
| Jan | 38 | 24 | 3.83 | 8 |
| Feb | 38 | 25 | 4.24 | 12 |
| Mar | 43 | 31 | 4.85 | 3 |
| Apr | 51 | 40 | 4.14 | 1 |
| May | 59 | 48 | 3.81 | 0 |
| Jun | 68 | 57 | 3.41 | 0 |
| Jul | 75 | 63 | 3.28 | 0 |
| Aug | 75 | 63 | 3.20 | 0 |
| Sep | 69 | 58 | 3.83 | 0 |
| Oct | 60 | 48 | 4.04 | 0 |
| Nov | 52 | 40 | 4.03 | 1 |
| Dec | 43 | 30 | 4.38 | 5 |
- JanHigh 38ºFLow 24ºFPrecip 3.83 inch
- FebHigh 38ºFLow 25ºFPrecip 4.24 inch
- MarHigh 43ºFLow 31ºFPrecip 4.85 inch
- AprHigh 51ºFLow 40ºFPrecip 4.14 inch
- MayHigh 59ºFLow 48ºFPrecip 3.81 inch
- JunHigh 68ºFLow 57ºFPrecip 3.41 inch
- JulHigh 75ºFLow 63ºFPrecip 3.28 inch
- AugHigh 75ºFLow 63ºFPrecip 3.20 inch
- SepHigh 69ºFLow 58ºFPrecip 3.83 inch
- OctHigh 60ºFLow 48ºFPrecip 4.04 inch
- NovHigh 52ºFLow 40ºFPrecip 4.03 inch
- DecHigh 43ºFLow 30ºFPrecip 4.38 inch
Climate summary
What is the average weather in Chatham, Massachusetts?
Chatham experiences a humid continental climate, characterized by cold, snowy winters with significant snowfall. Summers are mild, and precipitation is fairly wet overall, spread relatively evenly throughout the year, with winter moisture often arriving as snow. There is a strong seasonal contrast in temperatures.
Chatham weather averages
Annual high56ºF
Annual low44ºF
Precipitation47.04 inch
Snowfall30 inch
Daily normals Chatham - Massachusetts - January
| Day | HighºF | LowºF | Prec/ | Prec/ | Snow/ | Snow/ |
|---|---|---|---|---|---|---|
| Jan 1 | 40.4 | 27.2 | 0.13 | 0.13 | 0.20 | 0.20 |
| Jan 2 | 40.2 | 26.9 | 0.26 | 0.26 | 0.40 | 0.40 |
| Jan 3 | 40.1 | 26.7 | 0.39 | 0.39 | 0.50 | 0.50 |
| Jan 4 | 39.9 | 26.5 | 0.53 | 0.53 | 0.70 | 0.70 |
| Jan 5 | 39.7 | 26.3 | 0.66 | 0.66 | 0.90 | 0.90 |
| Jan 6 | 39.6 | 26.1 | 0.80 | 0.80 | 1.10 | 1.10 |
| Jan 7 | 39.4 | 26.0 | 0.93 | 0.93 | 1.20 | 1.20 |
| Jan 8 | 39.2 | 25.8 | 1.06 | 1.06 | 1.40 | 1.40 |
| Jan 9 | 39.1 | 25.6 | 1.19 | 1.19 | 1.60 | 1.60 |
| Jan 10 | 39.0 | 25.4 | 1.32 | 1.32 | 1.80 | 1.80 |
| Jan 11 | 38.8 | 25.3 | 1.45 | 1.45 | 2.10 | 2.10 |
| Jan 12 | 38.7 | 25.1 | 1.58 | 1.58 | 2.30 | 2.30 |
| Jan 13 | 38.6 | 25.0 | 1.71 | 1.71 | 2.50 | 2.50 |
| Jan 14 | 38.5 | 24.8 | 1.84 | 1.84 | 2.80 | 2.80 |
| Jan 15 | 38.4 | 24.7 | 1.97 | 1.97 | 3.00 | 3.00 |
| Jan 16 | 38.3 | 24.6 | 2.10 | 2.10 | 3.20 | 3.20 |
| Jan 17 | 38.2 | 24.5 | 2.23 | 2.23 | 3.50 | 3.50 |
| Jan 18 | 38.1 | 24.4 | 2.35 | 2.35 | 3.70 | 3.70 |
| Jan 19 | 38.1 | 24.3 | 2.48 | 2.48 | 4.00 | 4.00 |
| Jan 20 | 38.0 | 24.2 | 2.60 | 2.60 | 4.30 | 4.30 |
| Jan 21 | 38.0 | 24.1 | 2.72 | 2.72 | 4.60 | 4.60 |
| Jan 22 | 37.9 | 24.0 | 2.85 | 2.85 | 4.90 | 4.90 |
| Jan 23 | 37.9 | 24.0 | 2.98 | 2.98 | 5.20 | 5.20 |
| Jan 24 | 37.8 | 23.9 | 3.11 | 3.11 | 5.40 | 5.40 |
| Jan 25 | 37.8 | 23.9 | 3.23 | 3.23 | 5.70 | 5.70 |
| Jan 26 | 37.8 | 23.8 | 3.36 | 3.36 | 6.00 | 6.00 |
| Jan 27 | 37.8 | 23.8 | 3.48 | 3.48 | 6.30 | 6.30 |
| Jan 28 | 37.8 | 23.8 | 3.60 | 3.60 | 6.60 | 6.60 |
| Jan 29 | 37.8 | 23.8 | 3.72 | 3.72 | 6.90 | 6.90 |
| Jan 30 | 37.8 | 23.8 | 3.85 | 3.85 | 7.20 | 7.20 |
| Jan 31 | 37.8 | 23.8 | 3.97 | 3.97 | 7.50 | 7.50 |
Precipitation and snow add up through the month (/mo) and the year (/yr)
Weather history Chatham - March 2021
| Day | HighºF | LowºF | Precip.inch | Snowinch | Snow depthinch |
|---|---|---|---|---|---|
| Mar 1 | 43.0 | 36.0 | 0.21 | 0.00 | 0.0 |
| Mar 2 | 46.9 | 16.0 | 0.16 | 0.00 | 0.0 |
| Mar 3 | 33.1 | 16.0 | 0.00 | 0.00 | 0.0 |
| Mar 4 | 44.1 | 32.0 | 0.00 | 0.00 | 0.0 |
| Mar 5 | 41.0 | 24.1 | 0.00 | 0.00 | 0.0 |
| Mar 6 | 37.0 | 23.0 | 0.00 | 0.00 | 0.0 |
| Mar 7 | 34.0 | 23.0 | 0.00 | 0.00 | 0.0 |
| Mar 8 | 32.0 | 24.1 | 0.00 | 0.00 | 0.0 |
| Mar 9 | 37.9 | 28.0 | 0.00 | 0.00 | 0.0 |
| Mar 10 | 50.0 | 32.0 | 0.00 | 0.00 | 0.0 |
| Mar 11 | 46.0 | 36.0 | 0.00 | 0.00 | 0.0 |
| Mar 12 | 50.0 | 41.0 | 0.00 | 0.00 | 0.0 |
| Mar 13 | 52.0 | 30.9 | T | 0.00 | 0.0 |
| Mar 14 | 46.0 | 30.9 | 0.00 | 0.00 | 0.0 |
| Mar 15 | 46.9 | 18.0 | 0.02 | T | 0.0 |
| Mar 16 | 25.0 | 17.1 | T | T | 0.0 |
| Mar 17 | 35.1 | 24.1 | 0.00 | 0.00 | 0.0 |
| Mar 18 | 44.1 | 34.0 | T | T | 0.0 |
| Mar 19 | 44.1 | 30.0 | 1.60 | T | T |
| Mar 20 | 34.0 | 28.9 | T | T | 0.0 |
| Mar 21 | 42.1 | 32.0 | 0.00 | 0.00 | 0.0 |
| Mar 22 | 52.0 | 33.1 | 0.00 | 0.00 | 0.0 |
| Mar 23 | 50.0 | 39.9 | 0.00 | 0.00 | 0.0 |
| Mar 24 | 52.0 | 41.0 | 0.00 | 0.00 | 0.0 |
| Mar 25 | 48.0 | 41.0 | T | 0.00 | 0.0 |
| Mar 26 | 52.0 | 43.0 | 0.00 | 0.00 | 0.0 |
| Mar 27 | 57.0 | 45.0 | T | 0.00 | 0.0 |
| Mar 28 | 52.0 | 39.9 | 0.00 | 0.00 | 0.0 |
| Mar 29 | 54.0 | 41.0 | 0.33 | 0.00 | 0.0 |
| Mar 30 | 53.1 | 35.1 | 0.00 | 0.00 | 0.0 |
| Mar 31 | 51.1 | 41.0 | 0.00 | 0.00 | 0.0 |
The data for March 2021 is incomplete: some days or values are missing.
- –No data
- –Not yet observed or received
- TTrace, too small to measure
Observed extremes
- Highest max temperature57.0ºF · Mar 27
- Lowest max temperature25.0ºF · Mar 16
- Highest min temperature45.0ºF · Mar 27
- Lowest min temperature16.0ºF · Mar 2
Geo Chatham - Massachusetts
Location
- Country
- United States
- State
- Massachusetts
- County
- Barnstable
- City
- Chatham
- Zip Code
- 2633
- Elevation
- 56 ft
- Longitude
- -69.99
- Latitude
- 41.69
- ICAO
- –
- IATA
- –