Climate Charlton - Massachusetts
| JanJa | FebFe | MarMa | AprAp | MayMa | JunJu | |
|---|---|---|---|---|---|---|
| Average high in ºF Av. high Hi | 34 | 37 | 45 | 57 | 68 | 76 |
| Average low in ºF Av. low Lo | 12 | 15 | 23 | 34 | 44 | 54 |
| Av. precipitation in inch Av. precip. Pre. | 3.76 | 3.27 | 4.45 | 4.39 | 3.73 | 4.15 |
| Av. snowfall in inch Snowfall Sn | 15 | 10 | 6 | 2 | 0 | 0 |
| JulJu | AugAu | SepSe | OctOc | NovNo | DecDe | |
|---|---|---|---|---|---|---|
| Average high in ºF Av. high Hi | 81 | 80 | 73 | 61 | 51 | 38 |
| Average low in ºF Av. low Lo | 60 | 58 | 49 | 37 | 30 | 19 |
| Av. precipitation in inch Av. precip. Pre. | 4.30 | 3.78 | 3.88 | 4.61 | 4.49 | 3.87 |
| Av. snowfall in inch Snowfall Sn | 0 | 0 | 0 | 0 | 2 | 6 |
What is the average weather in Charlton, Massachusetts?
Charlton experiences a humid continental climate, marked by very large seasonal temperature contrasts. Summers are warm, while winters are cold and bring significant snowfall. Precipitation is fairly wet overall, spread relatively evenly throughout the year, with winter moisture often arriving as snow.
Charlton Climate Graph - Massachusetts Climate Chart
Daily normals Charlton - Massachusetts - January
Day | High ºF | Low ºF | Prec/mo inch | Prec/yr inch | Snow/mo inch | Snow/yr inch |
|---|---|---|---|---|---|---|
| 1 Jan | 35.3 | 17.2 | 0.12 | 0.12 | 0.30 | 0.30 |
| 2 Jan | 35.2 | 17.0 | 0.24 | 0.24 | 0.70 | 0.70 |
| 3 Jan | 35.0 | 16.8 | 0.36 | 0.36 | 1.00 | 1.00 |
| 4 Jan | 34.9 | 16.6 | 0.48 | 0.48 | 1.40 | 1.40 |
| 5 Jan | 34.8 | 16.4 | 0.61 | 0.61 | 1.70 | 1.70 |
| 6 Jan | 34.7 | 16.2 | 0.73 | 0.73 | 2.20 | 2.20 |
| 7 Jan | 34.6 | 16.0 | 0.85 | 0.85 | 2.60 | 2.60 |
| 8 Jan | 34.4 | 15.8 | 0.97 | 0.97 | 3.00 | 3.00 |
| 9 Jan | 34.3 | 15.6 | 1.08 | 1.08 | 3.40 | 3.40 |
| 10 Jan | 34.3 | 15.4 | 1.20 | 1.20 | 3.90 | 3.90 |
| 11 Jan | 34.2 | 15.2 | 1.32 | 1.32 | 4.30 | 4.30 |
| 12 Jan | 34.1 | 15.1 | 1.45 | 1.45 | 4.80 | 4.80 |
| 13 Jan | 34.0 | 14.9 | 1.57 | 1.57 | 5.30 | 5.30 |
| 14 Jan | 33.9 | 14.7 | 1.70 | 1.70 | 5.80 | 5.80 |
| 15 Jan | 33.9 | 14.5 | 1.82 | 1.82 | 6.30 | 6.30 |
| 16 Jan | 33.8 | 14.4 | 1.94 | 1.94 | 6.80 | 6.80 |
| 17 Jan | 33.8 | 14.2 | 2.07 | 2.07 | 7.30 | 7.30 |
| 18 Jan | 33.7 | 14.0 | 2.20 | 2.20 | 7.80 | 7.80 |
| 19 Jan | 33.7 | 13.9 | 2.31 | 2.31 | 8.30 | 8.30 |
| 20 Jan | 33.7 | 13.8 | 2.43 | 2.43 | 8.80 | 8.80 |
| 21 Jan | 33.6 | 13.6 | 2.55 | 2.55 | 9.30 | 9.30 |
| 22 Jan | 33.6 | 13.5 | 2.67 | 2.67 | 9.80 | 9.80 |
| 23 Jan | 33.6 | 13.4 | 2.80 | 2.80 | 10.30 | 10.30 |
| 24 Jan | 33.6 | 13.3 | 2.92 | 2.92 | 10.70 | 10.70 |
| 25 Jan | 33.6 | 13.2 | 3.05 | 3.05 | 11.20 | 11.20 |
| 26 Jan | 33.7 | 13.1 | 3.17 | 3.17 | 11.70 | 11.70 |
| 27 Jan | 33.7 | 13.0 | 3.30 | 3.30 | 12.20 | 12.20 |
| 28 Jan | 33.8 | 13.0 | 3.41 | 3.41 | 12.70 | 12.70 |
| 29 Jan | 33.8 | 12.9 | 3.53 | 3.53 | 13.10 | 13.10 |
| 30 Jan | 33.9 | 12.9 | 3.65 | 3.65 | 13.70 | 13.70 |
| 31 Jan | 34.0 | 12.9 | 3.77 | 3.77 | 14.20 | 14.20 |
Weather history Charlton - September 2026
| Day | High ºF | Low ºF | Precip. inch | Snow inch | Snow d. inch |
|---|---|---|---|---|---|
| 01 Sep | 78.1 | 59.0 | T | 0.00 | 0.0 |
| 02 Sep | 66.0 | 57.9 | 0.86 | 0.00 | 0.0 |
| 03 Sep | 73.9 | 60.1 | 0.21 | 0.00 | 0.0 |
| 04 Sep | 81.0 | 62.1 | 0.00 | 0.00 | 0.0 |
| 05 Sep | - | - | - | - | - |
| 06 Sep | - | - | - | - | - |
| 07 Sep | - | - | - | - | - |
| 08 Sep | - | - | - | - | - |
| 09 Sep | - | - | - | - | - |
| 10 Sep | - | - | - | - | - |
| 11 Sep | - | - | - | - | - |
| 12 Sep | - | - | - | - | - |
| 13 Sep | - | - | - | - | - |
| 14 Sep | - | - | - | - | - |
| 15 Sep | - | - | - | - | - |
| 16 Sep | - | - | - | - | - |
| 17 Sep | - | - | - | - | - |
| 18 Sep | - | - | - | - | - |
| 19 Sep | - | - | - | - | - |
| 20 Sep | - | - | - | - | - |
| 21 Sep | - | - | - | - | - |
| 22 Sep | - | - | - | - | - |
| 23 Sep | - | - | - | - | - |
| 24 Sep | - | - | - | - | - |
| 25 Sep | - | - | - | - | - |
| 26 Sep | - | - | - | - | - |
| 27 Sep | - | - | - | - | - |
| 28 Sep | - | - | - | - | - |
| 29 Sep | - | - | - | - | - |
| 30 Sep | - | - | - | - | - |
Past weather Charlton
| Sep 26 | Normal | ||
|---|---|---|---|
| Average high temperature Av. high temp. | 74.8 ºF | 34 ºF | |
| Average low temperature Av. low temp. | 59.8 ºF | 12 ºF | |
| Total precipitation Total precip. | 1.07 inch | 3.76 inch | |
| Total snowfall Total snowfall | 0.00 inch | 15 inch | |
| Highest max temperature Highest max temp. | 81.0 ºF | - | |
| Lowest max temperature Lowest max temp. | 66.0 ºF | - | |
| Highest min temperature Highest min temp. | 62.1 ºF | - | |
| Lowest min temperature Lowest min temp. | 57.9 ºF | - | |
Past weather September 2026 incomplete - Missing data
Geo Charlton - Massachusetts
| Country | United States | |
|---|---|---|
| State | Massachusetts | |
| County | - | |
| City | Charlton | |
| Zip Code | 1507 | |
| Longitude | -71.97 dec. degr. | |
| Latitude | 42.14 dec. degr. | |
| Altitude - Elevation | 886ft | |
| ICAO | - | |
| IATA | - |
Date and Time Charlton - Massachusetts
| Local Time | 10:37 PM | |
|---|---|---|
| Sunrise | 06:18 AM | |
| Sunset | 07:13 PM | |
| Day/Night | Night | |
| Timezone | Eastern Daylight Time | |
| Timezone DB | America - New York |
Map of Charlton - Massachusetts
USGS National Map — Open interactive map
Charlton weather averages
| Annual high temperature | 58ºF |
| Annual low temperature | 36ºF |
| Average annual precip. | 48.68 inch |
| Av. annual snowfall | 41 inch |
Station Data
Monthly averages Charlton
Longitude: -71.9701, Latitude: 42.1357
Average weather Charlton, MA - 1507
Monthly: 1991-2020 normals
History: 2008-2026
Abbreviations
Average precipitation in : Av. precipitation in
Jan: January, Feb: February, ...Jan: January, Feb: February, ...Ja: January, Fe: February, ...