July is one of the warmer months of the year in Rexburg, with average highs near 29.1°C and lows around 12.7°C (mean 20.9°C). It is one of the drier months, averaging 28 mm of rainfall and 45% relative humidity across the period.
July is one of the warmer months of the year in Rexburg. Across 45 years of records, the warmest Julys in Rexburg were 2003 and 2021 — when the month averaged 24.6°C — while the coldest was 1993 at 14.5°C. Typical July days reach 29.1°C with nights near 12.7°C. The long-term trend is warming, about 0.6°C per decade.
July is one of the drier months in Rexburg, averaging 28 mm of rainfall. The wettest July on record was 1987 with 74 mm, while the driest was 1988 at 5 mm.
Relative humidity in Rexburg during July averages 45%. The most humid July was 1997 at 56%, and the least humid was 1988 at 28%.
July receives about 7.5 kWh/m²/day of solar energy in Rexburg. The sunniest July was 2003 at 8.2 kWh/m²/day, and the cloudiest were 1987, 1993 and 2015, among others at 6.8.
Average wind speed in Rexburg during July is 2.2 m/s. The windiest Julys were 1986, 1988 and 2016, among others at 2.6 m/s, while the calmest were 1984 and 2017 at 1.7 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 20.0°C | 19.5°C | 22.1°C | 20.9°C | 22.3°C | +2.3°C |
| Avg High | 28.2°C | 27.7°C | 30.6°C | 29.0°C | 30.5°C | +2.3°C |
| Avg Low | 11.8°C | 11.3°C | 13.7°C | 12.9°C | 14.1°C | +2.3°C |
| Avg Rain | 40 mm | 31 mm | 20 mm | 28 mm | 17 mm | -23 mm |
July temperatures in Rexburg have risen by about 3.2°C between 1981–1985 and 2021–2025.
July has ranged from a record low of 2.5°C (1981) to a record high of 38.6°C (2002).
Rainfall in July is one of the drier months, averaging 28 mm, with a wettest year of 74 mm.
One of the best times to visit Rexburg
July is one of the best times to visit Rexburg. Expect days averaging 29.1°C and nights around 12.7°C (mean 20.9°C) — warmer than Rexburg's yearly average — with low rainfall (28 mm), so conditions are generally comfortable for sightseeing and outdoor plans.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 30.8°C | 22.5°C | 14.1°C | 34.5°C | 10.4°C | 16 mm | 37% | 2.4 m/s | 7.5 |
| 2024 | 30.1°C | 22.1°C | 14.2°C | 35.8°C | 7.7°C | 16 mm | 44% | 1.9 m/s | 7.5 |
| 2023 | 29.8°C | 21.7°C | 13.6°C | 34.2°C | 7.9°C | 16 mm | 47% | 2.1 m/s | 7.8 |
| 2022 | 32.1°C | 23.4°C | 14.6°C | 35.6°C | 9.8°C | 7 mm | 38% | 2.2 m/s | 7.8 |
| 2021 | 32.6°C | 24.6°C | 16.5°C | 36.2°C | 13.4°C | 25 mm | 39% | 1.9 m/s | 7.1 |
| 2020 | 27.7°C | 19.6°C | 11.6°C | 33.5°C | 4.4°C | 22 mm | 48% | 2.1 m/s | 8 |
| 2019 | 28.5°C | 20.9°C | 13.3°C | 33.9°C | 7.9°C | 15 mm | 50% | 2.2 m/s | 7.5 |
| 2018 | 29.1°C | 21.2°C | 13.2°C | 32.8°C | 5.4°C | 8 mm | 50% | 2 m/s | 7.7 |
| 2017 | 29.4°C | 21.9°C | 14.5°C | 32.4°C | 10.2°C | 21 mm | 53% | 1.7 m/s | 7.5 |
| 2016 | 28.9°C | 20.4°C | 11.9°C | 33.6°C | 4.8°C | 61 mm | 42% | 2.6 m/s | 7.9 |
| 2015 | 25.9°C | 18.9°C | 11.9°C | 33.4°C | 4.3°C | 50 mm | 54% | 2 m/s | 6.8 |
| 2014 | 30.0°C | 21.6°C | 13.2°C | 33.9°C | 7.1°C | 23 mm | 47% | 2.1 m/s | 7.6 |
| 2013 | 31.5°C | 22.9°C | 14.3°C | 35.6°C | 11.4°C | 23 mm | 42% | 2.3 m/s | 7.2 |
| 2012 | 30.2°C | 22.0°C | 13.8°C | 33.6°C | 10.1°C | 32 mm | 47% | 2 m/s | 7.1 |
| 2011 | 28.1°C | 19.8°C | 11.5°C | 31.4°C | 6.7°C | 29 mm | 52% | 2.3 m/s | 7.7 |
| 2010 | 27.9°C | 19.6°C | 11.2°C | 32.5°C | 5.2°C | 20 mm | 47% | 2.2 m/s | 8.1 |
| 2009 | 27.4°C | 19.5°C | 11.6°C | 32.9°C | 5.8°C | 27 mm | 52% | 1.9 m/s | 7.6 |
| 2008 | 30.0°C | 21.2°C | 12.3°C | 33.5°C | 7.9°C | 10 mm | 42% | 2.2 m/s | 8 |
| 2007 | 32.9°C | 24.4°C | 16.0°C | 36.7°C | 12.5°C | 22 mm | 39% | 1.9 m/s | 7.4 |
| 2006 | 30.5°C | 22.5°C | 14.4°C | 34.8°C | 10.7°C | 30 mm | 47% | 1.8 m/s | 7.4 |
| 2005 | 29.4°C | 21.0°C | 12.6°C | 34.9°C | 6.2°C | 12 mm | 45% | 2.3 m/s | 8 |
| 2004 | 28.6°C | 20.6°C | 12.6°C | 33.6°C | 5.9°C | 34 mm | 48% | 2 m/s | 7.6 |
| 2003 🔥 | 33.5°C | 24.6°C | 15.8°C | 37.8°C | 10.8°C | 7 mm | 30% | 2.2 m/s | 8.2 |
| 2002 | 32.5°C | 23.4°C | 14.4°C | 38.6°C | 9.8°C | 13 mm | 35% | 2.2 m/s | 7.5 |
| 2001 | 30.0°C | 21.9°C | 13.8°C | 36.0°C | 9.8°C | 28 mm | 37% | 2.4 m/s | 7.4 |
| 2000 | 30.9°C | 22.1°C | 13.4°C | 36.7°C | 8.5°C | 17 mm | 35% | 2.3 m/s | 7.7 |
| 1999 | 28.2°C | 19.6°C | 11.1°C | 32.7°C | 4.5°C | 12 mm | 44% | 2.4 m/s | 7.9 |
| 1998 | 30.0°C | 21.8°C | 13.7°C | 34.5°C | 11.0°C | 27 mm | 50% | 1.9 m/s | 8.1 |
| 1997 | 25.8°C | 18.4°C | 10.9°C | 31.8°C | 5.2°C | 52 mm | 56% | 2.1 m/s | 7.1 |
| 1996 | 28.9°C | 20.5°C | 12.2°C | 32.5°C | 8.0°C | 29 mm | 47% | 1.9 m/s | 7.8 |
| 1995 | 26.2°C | 18.5°C | 10.8°C | 32.2°C | 6.1°C | 45 mm | 54% | 2.4 m/s | 7.6 |
| 1994 | 29.7°C | 21.0°C | 12.3°C | 35.1°C | 4.4°C | 18 mm | 36% | 2.3 m/s | 7.5 |
| 1993 ❄️ | 21.8°C | 14.5°C | 7.1°C | 28.6°C | 3.9°C | 62 mm | 54% | 2.3 m/s | 6.8 |
| 1992 | 26.5°C | 18.4°C | 10.3°C | 32.0°C | 3.9°C | 36 mm | 43% | 2.1 m/s | 7.2 |
| 1991 | 29.9°C | 21.1°C | 12.3°C | 33.2°C | 6.2°C | 16 mm | 41% | 2.1 m/s | 7 |
| 1990 | 29.5°C | 21.0°C | 12.5°C | 33.8°C | 8.7°C | 13 mm | 39% | 2.2 m/s | 7.1 |
| 1989 | 31.1°C | 22.3°C | 13.5°C | 35.5°C | 9.8°C | 15 mm | 38% | 2.1 m/s | 7.3 |
| 1988 | 31.8°C | 22.7°C | 13.6°C | 35.3°C | 7.2°C | 5 mm | 28% | 2.6 m/s | 7.6 |
| 1987 🌧️ | 26.3°C | 18.7°C | 11.0°C | 32.6°C | 4.6°C | 74 mm | 49% | 2.2 m/s | 6.8 |
| 1986 | 26.2°C | 18.0°C | 9.9°C | 32.1°C | 3.0°C | 33 mm | 46% | 2.6 m/s | 6.8 |
| 1985 | 29.8°C | 21.7°C | 13.6°C | 34.9°C | 8.7°C | 43 mm | 44% | 1.8 m/s | 7 |
| 1984 | 27.4°C | 19.9°C | 12.4°C | 31.3°C | 7.4°C | 67 mm | 53% | 1.7 m/s | 7.1 |
| 1983 | 26.3°C | 18.3°C | 10.2°C | 32.0°C | 2.7°C | 58 mm | 51% | 2.6 m/s | — |
| 1982 | 25.6°C | 18.4°C | 11.2°C | 32.5°C | 5.6°C | 47 mm | 56% | 2.1 m/s | — |
| 1981 | 29.4°C | 20.3°C | 11.2°C | 34.5°C | 2.5°C | 19 mm | 36% | 2.4 m/s | — |
Actual recorded July data for each year, 1981–2025 — sourced from NASA POWER.
The average high in July is around 29.1°C with lows near 12.7°C (mean 20.9°C), based on 45 years of NASA POWER data.
July averages 28 mm of rainfall in Rexburg, one of the drier months. The wettest on record was 74 mm in 1987.
The hottest July reached 38.6°C in 2002. The coldest dipped to 2.5°C in 1981.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average July temperatures have risen by about 3.2°C. Daytime highs moved from 27.7°C to 31.1°C and overnight lows from 11.7°C to 14.6°C over the same span.
July is one of the warmer months of the year in Rexburg and one of the drier months, so plan for around 29.1°C daytime highs and 12.7°C at night.
Not quite — July is the 12th coolest month in Rexburg, averaging 20.9°C.
For July in Rexburg, pack light layers you can adjust through the day, with typical highs of 29.1°C and lows of 12.7°C.
Relative humidity in July averages 45% — relatively dry.
Average wind speed in July is 2.2 m/s. The windiest July on record averaged 2.6 m/s (1983).
The wettest July on record was 1987 with 74 mm. On average, July sees 28 mm.
All figures are derived from NASA POWER (Prediction Of Worldwide Energy Resources), based on MERRA-2 satellite reanalysis, covering 1981–2025.
Explore how the weather in Rexburg behaves each July, based on 45 years of NASA POWER climate data from 1981 to 2025. This page breaks down average temperatures, rainfall, humidity, wind and solar radiation for July specifically, along with year-by-year records and how the month has changed over the decades.
