Brockton weather in January: Brockton, Massachusetts: normal highs, lows, rain and records for January
Brockton in January has a normal high of 39°F and a normal low of 21°F, a daily mean of 30°F, falling from 40°F on the 1st to 39°F by the 31st. Measurable precipitation falls on 11 days in a normal January, 4.02 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 4°C and low of −6°C, 102 mm of precipitation and 23 cm of snow in January.
- NOAA stationBrockton
- Station IDUSC00190860
- Location42.05°N 71.01°W
- Elevation75 ft (23 m)
- From the center3 miles
- Population105,788
- Jan 39° 21°
- Feb 41° 22°
- Mar 48° 29°
- Apr 59° 38°
- May 70° 47°
- Jun 78° 57°
- Jul 84° 63°
- Aug 83° 62°
- Sep 75° 54°
- Oct 64° 43°
- Nov 54° 34°
- Dec 44° 26°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Brockton in January?
The normal high is 39°F and the normal low 21°F, for a daily mean of 29.6°F. January is 5.4°F cooler than December and 1.8°F cooler than February. January is the 12th warmest month of the year in Brockton and the 8th wettest. Across the month the normal high falls 1°F, from 40°F on January 1 to 39°F on January 31. From one year to the next January's mean temperature typically moves about 4.3°F either way (NOAA's standard deviation), so roughly two Januarys in three average between 25°F and 34°F.
Bars above: each day's normal high to low. Columns below: the chance of 0.01 inch or more of precipitation that day, on a scale of 0 to 100% (highest 38%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| January 1 | 40°F | 23°F | 38% | 25% |
| January 8 | 39°F | 21°F | 37% | 24% |
| January 15 | 38°F | 20°F | 36% | 23% |
| January 22 | 38°F | 20°F | 35% | 23% |
| January 31 | 39°F | 20°F | 35% | 22% |
Every day of January: normal high, low and chance of precipitation (warmest afternoon January 1, coldest night January 24)
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in | Daylight |
|---|---|---|---|---|---|
| January 1 | 40°F | 23°F | 38% | 25% | 9 h 10 min |
| January 2 | 40°F | 23°F | 38% | 25% | 9 h 10 min |
| January 3 | 40°F | 22°F | 38% | 25% | 9 h 10 min |
| January 4 | 40°F | 22°F | 38% | 25% | 9 h 10 min |
| January 5 | 40°F | 22°F | 38% | 25% | 9 h 10 min |
| January 6 | 39°F | 22°F | 38% | 24% | 9 h 10 min |
| January 7 | 39°F | 22°F | 37% | 24% | 9 h 20 min |
| January 8 | 39°F | 21°F | 37% | 24% | 9 h 20 min |
| January 9 | 39°F | 21°F | 37% | 24% | 9 h 20 min |
| January 10 | 39°F | 21°F | 37% | 24% | 9 h 20 min |
| January 11 | 39°F | 21°F | 37% | 24% | 9 h 20 min |
| January 12 | 39°F | 21°F | 37% | 24% | 9 h 20 min |
| January 13 | 39°F | 21°F | 36% | 24% | 9 h 20 min |
| January 14 | 39°F | 20°F | 36% | 24% | 9 h 20 min |
| January 15 | 38°F | 20°F | 36% | 23% | 9 h 30 min |
| January 16 | 38°F | 20°F | 36% | 23% | 9 h 30 min |
| January 17 | 38°F | 20°F | 36% | 23% | 9 h 30 min |
| January 18 | 38°F | 20°F | 36% | 23% | 9 h 30 min |
| January 19 | 38°F | 20°F | 36% | 23% | 9 h 30 min |
| January 20 | 38°F | 20°F | 36% | 23% | 9 h 30 min |
| January 21 | 38°F | 20°F | 35% | 23% | 9 h 40 min |
| January 22 | 38°F | 20°F | 35% | 23% | 9 h 40 min |
| January 23 | 38°F | 20°F | 35% | 23% | 9 h 40 min |
| January 24 | 38°F | 20°F | 35% | 22% | 9 h 40 min |
| January 25 | 38°F | 20°F | 35% | 22% | 9 h 40 min |
| January 26 | 38°F | 20°F | 35% | 22% | 9 h 50 min |
| January 27 | 38°F | 20°F | 35% | 22% | 9 h 50 min |
| January 28 | 38°F | 20°F | 35% | 22% | 9 h 50 min |
| January 29 | 38°F | 20°F | 35% | 22% | 9 h 50 min |
| January 30 | 38°F | 20°F | 35% | 22% | 9 h 50 min |
| January 31 | 39°F | 20°F | 35% | 22% | 10 h |
- Normal high
- 39°FJanuary average
- Normal low
- 21°FJanuary average
- Precipitation
- 4.02 inmonth total
- Days with precipitation
- 110.01 inch or more
- Snowfall
- 9.1 inmonth total
- Nights at 32°F or colder
- 27
- Daylight
- 9 h 10 min to 10 hJanuary 1 to January 31
- Sunshine
- 69%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USC00190860; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain or snow in Brockton in January?
On a given January day the chance of 0.01 inch or more is 36% on average, highest around January 1 (38%). In all, 4.02 in falls on 11 days of a normal January, 1 of them with an inch or more.
In a normal January in Brockton, 27 nights fall to freezing, 9 days stay below freezing all day and snowfall averages 9.1 inches.
Snow falls on 2 days in a normal January, and an inch or more covers the ground on 10 days.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USC00190860.
What are the records for January in Brockton?
The warmest January temperature on this station's record (since 1894) is 71°F, on January 12, 2020; the coldest is −18°F, on January 22, 1961. The wettest January brought 14.20 in (1979); the snowiest, 45.1 inches (1996).
The January mean against the 1991-2020 normal of 29.6°F: 2021 34.2°F (+4.6), 2022 28.2°F (−1.4), 2023 40.3°F (+10.7), 2024 35.0°F (+5.4), 2025 29.4°F (−0.3), 2026 29.0°F (−0.6). 3 of 6 ran warmer than normal.
| January | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 34.2°F | +4.6°F | 1.54 in |
| 2022 | 28.2°F | −1.4°F | 2.57 in |
| 2023 | 40.3°F | +10.7°F | 5.87 in |
| 2024 | 35.0°F | +5.4°F | 8.31 in |
| 2025 | 29.4°F | −0.3°F | 2.15 in |
| 2026 | 29.0°F | −0.6°F | 3.77 in |
Source: records: ACIS, station USC00190860; recent months: ACIS, station USC00190860. Records and recent months use complete months only.
How does January in Brockton compare across Massachusetts?
Across the 35 places PlainClimate covers in Massachusetts, January normal highs run from 30°F in Pittsfield to 40°F in Edgartown; Brockton's is 39°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.
Other months and places
- Brockton in December44°F by day, 26°F at night
- Brockton in February41°F by day, 22°F at night
- Brockton through the yearEvery month, frost dates, records and recent years
- Massachusetts in JanuaryThe statewide normal and the warmest and coolest places
- Edgartown: Massachusetts's warmest Januarynormal high 40°F