Newtown Weather in January
Average highs run from 77°F on January 1 to 78°F on January 31, and lows from 65°F to 64°F. Normal precipitation for the month is 6.22 in over about 18 wet days.
January day by day
The normal high and low for each date, and the record, in °F.
- Normal low
- Normal high
- Record high
- Record low
January at a glance
- Average high
- 78°F
- Average low
- 64°F
- Precipitation
- 6.22 in
- Record high
- 88°FJan 21, 1996
- Record low
- 52°FJan 20, 1969
- Chance of a freeze
- 0%
- Daylight
- 10 h 51 min to 11 h 12 min
- Cloud cover
- 51%
- Humidity
- 75%
- Dew point
- 64°F
- Wind
- 12.5 mph
Every day of the month
A wet day has at least 0.01 inch of precipitation.
| Date | Normal high | Normal low | Record high | Record low | Chance wet |
|---|---|---|---|---|---|
| Jan 1 | 77°F | 65°F | 85°F 1987 | 55°F 1973 | 64% |
| Jan 2 | 77°F | 65°F | 85°F 2019 | 57°F 1979 | 64% |
| Jan 3 | 77°F | 65°F | 87°F 1987 | 57°F 1979 | 63% |
| Jan 4 | 77°F | 65°F | 85°F 1987 | 58°F 1979 | 63% |
| Jan 5 | 77°F | 65°F | 85°F 1990 | 57°F 2015 | 63% |
| Jan 6 | 77°F | 65°F | 87°F 1996 | 57°F 1993 | 62% |
| Jan 7 | 77°F | 65°F | 85°F 1987 | 56°F 1971 | 62% |
| Jan 8 | 77°F | 65°F | 85°F 1946 | 58°F 1971 | 61% |
| Jan 9 | 77°F | 65°F | 86°F 2025 | 59°F 1966 | 61% |
| Jan 10 | 77°F | 65°F | 87°F 2023 | 58°F 1970 | 61% |
| Jan 11 | 77°F | 65°F | 85°F 1996 | 59°F 1998 | 60% |
| Jan 12 | 77°F | 65°F | 86°F 1988 | 57°F 1978 | 60% |
| Jan 13 | 77°F | 64°F | 85°F 1991 | 57°F 1978 | 60% |
| Jan 14 | 78°F | 64°F | 86°F 1996 | 56°F 1963 | 59% |
| Jan 15 | 78°F | 64°F | 87°F 1998 | 58°F 1985 | 59% |
| Jan 16 | 78°F | 64°F | 87°F 1996 | 58°F 1959 | 59% |
| Jan 17 | 78°F | 64°F | 85°F 1996 | 57°F 2003 | 59% |
| Jan 18 | 78°F | 64°F | 85°F 1944 | 57°F 1963 | 58% |
| Jan 19 | 78°F | 64°F | 85°F 1986 | 59°F 1980 | 58% |
| Jan 20 | 78°F | 64°F | 87°F 1986 | 52°F 1969 | 58% |
| Jan 21 | 78°F | 64°F | 88°F 1996 | 57°F 1969 | 58% |
| Jan 22 | 78°F | 64°F | 87°F 1978 | 54°F 1969 | 57% |
| Jan 23 | 78°F | 64°F | 85°F 1954 | 55°F 1969 | 57% |
| Jan 24 | 78°F | 64°F | 85°F 1944 | 55°F 1969 | 57% |
| Jan 25 | 78°F | 64°F | 85°F 1981 | 56°F 1969 | 57% |
| Jan 26 | 78°F | 64°F | 86°F 1959 | 55°F 1969 | 57% |
| Jan 27 | 78°F | 64°F | 85°F 1970 | 54°F 1969 | 57% |
| Jan 28 | 78°F | 64°F | 84°F 1970 | 56°F 1975 | 57% |
| Jan 29 | 78°F | 64°F | 86°F 1943 | 56°F 1994 | 57% |
| Jan 30 | 78°F | 64°F | 85°F 1943 | 56°F 1972 | 57% |
| Jan 31 | 78°F | 64°F | 85°F 1970 | 53°F 1972 | 57% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (HST).
- January 1
- sunrise 7:10 AM, sunset 6:01 PM
- January 31
- sunrise 7:09 AM, sunset 6:21 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00519281 (Waihee 837.5), public domain. Records: NOAA GHCN-Daily, station USW00022521, every year on file, quality-flagged values removed. Cloud, humidity, wind and sunshine: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.