Belfast Weather in July
Average highs run from 75°F on July 1 to 78°F on July 31, and lows from 55°F to 57°F. Normal precipitation for the month is 3.17 in over about 9 wet days.
July day by day
The normal high and low for each date, and the record, in °F.
- Normal low
- Normal high
- Record high
- Record low
July at a glance
- Average high
- 77°F
- Average low
- 57°F
- Precipitation
- 3.17 in
- Record high
- 91°FJul 4, 2018
- Record low
- 42°FJul 7, 1991
- Chance of a freeze
- 0%
- Days of 90°F or more
- 0.7
- Daylight
- 15 h 29 min to 14 h 40 min
- Cloud cover
- 62%
- Humidity
- 81%
- Dew point
- 60°F
- Wind
- 4.7 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 |
|---|---|---|---|---|---|---|
| Jul 1 | 75°F | 55°F | 83°F 2018 | 46°F 1991 | 30% | 0% |
| Jul 2 | 76°F | 55°F | 80°F 2017 | 49°F 1992 | 30% | 0% |
| Jul 3 | 76°F | 55°F | 87°F 2002 | 47°F 1992 | 29% | 0% |
| Jul 4 | 76°F | 55°F | 91°F 2018 | 51°F 1991 | 29% | 0% |
| Jul 5 | 76°F | 56°F | 89°F 1999 | 50°F 1992 | 29% | 0% |
| Jul 6 | 76°F | 56°F | 86°F 1999 | 48°F 1990 | 29% | 0% |
| Jul 7 | 76°F | 56°F | 82°F 1999 | 42°F 1991 | 29% | 0% |
| Jul 8 | 77°F | 56°F | 81°F 1993 | 45°F 2018 | 29% | 0% |
| Jul 9 | 77°F | 56°F | 82°F 1993 | 49°F 2000 | 29% | 0% |
| Jul 10 | 77°F | 56°F | 83°F 1990 | 51°F 2003 | 29% | 0% |
| Jul 11 | 77°F | 57°F | 86°F 2005 | 49°F 1991 | 29% | 0% |
| Jul 12 | 77°F | 57°F | 87°F 1997 | 52°F 1998 | 28% | 0% |
| Jul 13 | 77°F | 57°F | 89°F 2015 | 54°F 1989 | 28% | 0% |
| Jul 14 | 77°F | 57°F | 80°F 1993 | 49°F 1999 | 28% | 0% |
| Jul 15 | 77°F | 57°F | 85°F 1995 | 53°F 2009 | 28% | 0% |
| Jul 16 | 77°F | 57°F | 84°F 1994 | 51°F 1992 | 28% | 0% |
| Jul 17 | 77°F | 57°F | 83°F 2010 | 49°F 1992 | 28% | 0% |
| Jul 18 | 77°F | 57°F | 84°F 1998 | 54°F 1989 | 28% | 0% |
| Jul 19 | 78°F | 57°F | 85°F 2011 | 51°F 2018 | 28% | 0% |
| Jul 20 | 78°F | 57°F | 86°F 2005 | 49°F 2000 | 28% | 0% |
| Jul 21 | 78°F | 57°F | 83°F 1990 | 50°F 1999 | 28% | 0% |
| Jul 22 | 78°F | 57°F | 83°F 2011 | 48°F 1992 | 28% | 0% |
| Jul 23 | 78°F | 57°F | 83°F 2011 | 51°F 1997 | 28% | 0% |
| Jul 24 | 78°F | 57°F | 84°F 1991 | 50°F 1997 | 28% | 0% |
| Jul 25 | 78°F | 57°F | 83°F 2016 | 50°F 2002 | 28% | 0% |
| Jul 26 | 78°F | 57°F | 80°F 1989 | 49°F 1993 | 28% | 0% |
| Jul 27 | 78°F | 57°F | 84°F 2010 | 46°F 2001 | 27% | 0% |
| Jul 28 | 78°F | 57°F | 81°F 1991 | 50°F 2001 | 27% | 0% |
| Jul 29 | 78°F | 57°F | 82°F 2018 | 51°F 2001 | 27% | 0% |
| Jul 30 | 78°F | 57°F | 85°F 1995 | 49°F 2017 | 27% | 0% |
| Jul 31 | 78°F | 57°F | 88°F 2002 | 51°F 2017 | 27% | 0% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (EDT).
- July 1
- sunrise 4:55 AM, sunset 8:24 PM
- July 31
- sunrise 5:22 AM, sunset 8:02 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00170480 (Belfast), public domain. Records: NOAA GHCN-Daily, station USC00176881, 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.