Belfast Weather in October
Average highs run from 66°F on October 1 to 54°F on October 31, and lows from 41°F to 32°F. Normal precipitation for the month is 3.85 in over about 15 wet days.
October day by day
The normal high and low for each date, and the record, in °F.
- Normal low
- Normal high
- Record high
- Record low
October at a glance
- Average high
- 60°F
- Average low
- 36°F
- Precipitation
- 3.85 in
- Snowfall
- 0.2 in
- Record high
- 86°FOct 6, 1900
- Record low
- 6°FOct 29, 1965
- Chance of a freeze
- 100%
- Daylight
- 11 h 44 min to 10 h 22 min
- Cloud cover
- 69%
- Humidity
- 80%
- Dew point
- 41°F
- Wind
- 4.9 mph
Every day of the month
A wet day has at least 0.01 inch of precipitation; snow means at least 0.1 inch of snowfall.
| Date | Normal high | Normal low | Record high | Record low | Chance wet | Chance of snow |
|---|---|---|---|---|---|---|
| Oct 1 | 66°F | 41°F | 84°F 1905 | 23°F 1991 | 43% | 0% |
| Oct 2 | 66°F | 40°F | 84°F 2019 | 23°F 1938 | 43% | 0% |
| Oct 3 | 66°F | 40°F | 82°F 1953 | 20°F 1899 | 44% | 0% |
| Oct 4 | 65°F | 40°F | 81°F 1900 | 22°F 1957 | 44% | 0% |
| Oct 5 | 65°F | 39°F | 83°F 2025 | 24°F 1943 | 44% | 0% |
| Oct 6 | 64°F | 39°F | 86°F 1900 | 19°F 1958 | 44% | 0% |
| Oct 7 | 64°F | 39°F | 82°F 1900 | 17°F 1935 | 45% | 0% |
| Oct 8 | 64°F | 38°F | 82°F 1949 | 23°F 1954 | 45% | 1% |
| Oct 9 | 63°F | 38°F | 83°F 1949 | 21°F 1937 | 45% | 1% |
| Oct 10 | 63°F | 38°F | 86°F 1949 | 19°F 1897 | 45% | 1% |
| Oct 11 | 62°F | 37°F | 83°F 1949 | 20°F 1956 | 45% | 1% |
| Oct 12 | 62°F | 37°F | 81°F 1938 | 20°F 1964 | 45% | 1% |
| Oct 13 | 62°F | 37°F | 79°F 1899 | 19°F 2012 | 46% | 1% |
| Oct 14 | 61°F | 36°F | 82°F 1954 | 14°F 1934 | 46% | 1% |
| Oct 15 | 61°F | 36°F | 83°F 1897 | 20°F 1993 | 46% | 1% |
| Oct 16 | 60°F | 36°F | 82°F 1897 | 17°F 1937 | 47% | 1% |
| Oct 17 | 60°F | 36°F | 80°F 1963 | 17°F 1978 | 47% | 2% |
| Oct 18 | 60°F | 35°F | 84°F 1950 | 16°F 1978 | 47% | 2% |
| Oct 19 | 59°F | 35°F | 80°F 1963 | 15°F 1974 | 47% | 2% |
| Oct 20 | 59°F | 35°F | 79°F 1963 | 11°F 1952 | 47% | 2% |
| Oct 21 | 58°F | 35°F | 78°F 1949 | 10°F 1952 | 47% | 3% |
| Oct 22 | 58°F | 34°F | 79°F 1900 | 18°F 1940 | 47% | 3% |
| Oct 23 | 58°F | 34°F | 77°F 1979 | 18°F 1969 | 47% | 3% |
| Oct 24 | 57°F | 34°F | 78°F 2020 | 15°F 1969 | 47% | 4% |
| Oct 25 | 57°F | 34°F | 79°F 1963 | 18°F 1952 | 47% | 4% |
| Oct 26 | 56°F | 33°F | 78°F 2012 | 14°F 1933 | 47% | 4% |
| Oct 27 | 56°F | 33°F | 79°F 1991 | 15°F 1976 | 47% | 5% |
| Oct 28 | 56°F | 33°F | 75°F 1946 | 14°F 1936 | 47% | 5% |
| Oct 29 | 55°F | 33°F | 75°F 2014 | 6°F 1965 | 47% | 6% |
| Oct 30 | 55°F | 33°F | 75°F 1946 | 15°F 1909 | 47% | 6% |
| Oct 31 | 54°F | 32°F | 79°F 1950 | 14°F 1975 | 46% | 6% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (EDT).
- October 1
- sunrise 7:10 AM, sunset 6:54 PM
- October 31
- sunrise 7:45 AM, sunset 6:07 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00300183 (Angelica), public domain. Records: NOAA GHCN-Daily, station USC00303025, 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.