March is one of the cooler months of the year in Fresno, with average highs near 18.6°C and lows around 7.3°C (mean 13°C). It is a relatively wet time of year, averaging 77 mm of rainfall and 69% relative humidity across the period.
March is one of the cooler months of the year in Fresno. Across 45 years of records, the warmest March in Fresno was 2015 — when the month averaged 18°C — while the coldest was 2006 at 9°C. Typical March days reach 18.6°C with nights near 7.3°C. The long-term trend is warming, about 0.2°C per decade.
March is a relatively wet time of year in Fresno, averaging 77 mm of rainfall. The wettest March on record was 1995 with 227 mm, while the driest was 2015 at 4 mm.
Relative humidity in Fresno during March averages 69%. The most humid March was 1983 at 83%, and the least humid was 1988 at 53%.
March receives about 5 kWh/m²/day of solar energy in Fresno. The sunniest March was 2008 at 5.7 kWh/m²/day, and the cloudiest was 2006 at 4.1.
Average wind speed in Fresno during March is 1.7 m/s. The windiest Marchs were 1988 and 1991 at 2.1 m/s, while the calmest were 1993 and 1996 at 1.4 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 12.3°C | 12.7°C | 13.3°C | 13.7°C | 12.5°C | +0.2°C |
| Avg High | 18.0°C | 18.1°C | 19.3°C | 19.3°C | 17.8°C | -0.2°C |
| Avg Low | 6.7°C | 7.3°C | 7.2°C | 8.0°C | 7.2°C | +0.5°C |
| Avg Rain | 89 mm | 90 mm | 47 mm | 77 mm | 89 mm | 0 mm |
March temperatures in Fresno have risen by about 1°C between 1981–1985 and 2021–2025.
March has ranged from a record low of -2.1°C (1998) to a record high of 32.1°C (2015).
Rainfall in March is a relatively wet time of year, averaging 77 mm, with a wettest year of 227 mm.
A quieter season to visit Fresno
If your dates are flexible, the more temperate months of May and October tend to be the most comfortable for visiting Fresno. That said, March — with days averaging 18.6°C and nights around 7.3°C (mean 13°C) and moderate rainfall (77 mm) — can still be rewarding for travellers who don't mind the cooler conditions, and often means fewer crowds.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 17.8°C | 12.7°C | 7.5°C | 30.8°C | 2.5°C | 98 mm | 73% | 1.8 m/s | 4.8 |
| 2024 | 17.6°C | 12.8°C | 7.9°C | 23.6°C | 3.5°C | 93 mm | 75% | 1.7 m/s | 5 |
| 2023 | 13.6°C | 9.6°C | 5.6°C | 18.8°C | -0.9°C | 193 mm | 81% | 1.9 m/s | 4.4 |
| 2022 | 21.7°C | 15.1°C | 8.4°C | 30.4°C | 1.4°C | 28 mm | 59% | 1.7 m/s | 5.2 |
| 2021 | 18.1°C | 12.0°C | 5.9°C | 27.9°C | 1.0°C | 45 mm | 63% | 1.6 m/s | 5.3 |
| 2020 | 17.9°C | 12.7°C | 7.6°C | 25.6°C | 2.9°C | 76 mm | 67% | 1.5 m/s | 4.6 |
| 2019 | 17.2°C | 12.3°C | 7.4°C | 24.3°C | 1.8°C | 89 mm | 75% | 1.7 m/s | 4.9 |
| 2018 | 17.9°C | 12.4°C | 6.9°C | 26.4°C | 1.2°C | 187 mm | 69% | 1.6 m/s | 4.7 |
| 2017 | 18.7°C | 13.6°C | 8.6°C | 27.7°C | 0.7°C | 45 mm | 74% | 1.6 m/s | 5.1 |
| 2016 | 18.9°C | 13.7°C | 8.5°C | 25.3°C | 4.3°C | 105 mm | 74% | 1.8 m/s | 5.1 |
| 2015 🔥 | 25.0°C | 18.0°C | 11.1°C | 32.1°C | 5.4°C | 4 mm | 54% | 1.7 m/s | 5.5 |
| 2014 | 22.2°C | 15.9°C | 9.5°C | 29.2°C | 6.0°C | 32 mm | 56% | 1.7 m/s | 5.2 |
| 2013 | 21.8°C | 15.4°C | 8.9°C | 28.1°C | 3.5°C | 25 mm | 61% | 1.6 m/s | 5.2 |
| 2012 | 18.5°C | 12.4°C | 6.3°C | 25.9°C | -1.0°C | 89 mm | 61% | 1.7 m/s | 5.1 |
| 2011 | 15.7°C | 11.2°C | 6.7°C | 25.1°C | 1.9°C | 153 mm | 78% | 1.8 m/s | 4.3 |
| 2010 | 17.4°C | 11.8°C | 6.2°C | 24.3°C | 0.8°C | 43 mm | 70% | 1.6 m/s | 5.1 |
| 2009 | 18.2°C | 12.2°C | 6.3°C | 25.7°C | 0.2°C | 43 mm | 68% | 1.8 m/s | 5.6 |
| 2008 | 19.3°C | 12.9°C | 6.5°C | 25.8°C | 1.1°C | 4 mm | 64% | 1.8 m/s | 5.7 |
| 2007 | 22.8°C | 15.8°C | 8.7°C | 31.8°C | 0.2°C | 19 mm | 57% | 1.6 m/s | 5.5 |
| 2006 ❄️ | 13.5°C | 9.0°C | 4.4°C | 21.9°C | 0.5°C | 133 mm | 76% | 1.6 m/s | 4.1 |
| 2005 | 18.4°C | 13.1°C | 7.7°C | 29.0°C | 3.8°C | 92 mm | 73% | 1.5 m/s | 4.6 |
| 2004 | 24.1°C | 17.2°C | 10.3°C | 30.6°C | 4.1°C | 21 mm | 60% | 1.6 m/s | 5.6 |
| 2003 | 19.9°C | 13.6°C | 7.3°C | 27.8°C | 2.6°C | 32 mm | 67% | 1.9 m/s | 5.4 |
| 2002 | 18.5°C | 12.3°C | 6.0°C | 28.7°C | -0.3°C | 41 mm | 64% | 1.7 m/s | 5.2 |
| 2001 | 20.0°C | 14.2°C | 8.5°C | 27.4°C | 2.7°C | 43 mm | 72% | 1.9 m/s | 5 |
| 2000 | 17.9°C | 12.2°C | 6.5°C | 25.6°C | 1.8°C | 40 mm | 73% | 1.8 m/s | 5.2 |
| 1999 | 16.3°C | 10.9°C | 5.4°C | 21.1°C | 1.1°C | 59 mm | 73% | 1.9 m/s | 4.9 |
| 1998 | 16.5°C | 11.8°C | 7.1°C | 23.0°C | -2.1°C | 115 mm | 79% | 1.6 m/s | 4.5 |
| 1997 | 20.3°C | 14.4°C | 8.6°C | 27.3°C | 1.3°C | 6 mm | 68% | 1.5 m/s | 5.5 |
| 1996 | 18.5°C | 13.1°C | 7.7°C | 24.2°C | -0.7°C | 69 mm | 72% | 1.4 m/s | 5.2 |
| 1995 🌧️ | 16.1°C | 11.5°C | 6.9°C | 20.2°C | -0.5°C | 227 mm | 79% | 1.9 m/s | 4.5 |
| 1994 | 21.2°C | 14.6°C | 8.0°C | 27.1°C | 1.7°C | 16 mm | 62% | 1.6 m/s | 5.3 |
| 1993 | 19.0°C | 14.1°C | 9.3°C | 23.7°C | 3.6°C | 88 mm | 77% | 1.4 m/s | 4.8 |
| 1992 | 17.9°C | 13.0°C | 8.1°C | 21.8°C | 5.5°C | 72 mm | 78% | 1.6 m/s | 4.8 |
| 1991 | 14.5°C | 9.5°C | 4.5°C | 21.5°C | 1.0°C | 223 mm | 76% | 2.1 m/s | 4.3 |
| 1990 | 20.2°C | 13.9°C | 7.6°C | 26.2°C | 1.5°C | 28 mm | 63% | 1.9 m/s | 5.2 |
| 1989 | 18.3°C | 13.0°C | 7.7°C | 23.0°C | 0.6°C | 73 mm | 72% | 2 m/s | 4.6 |
| 1988 | 22.4°C | 14.8°C | 7.3°C | 30.5°C | 1.2°C | 6 mm | 53% | 2.1 m/s | 5.6 |
| 1987 | 18.3°C | 12.1°C | 5.9°C | 26.3°C | 0.8°C | 81 mm | 66% | 1.8 m/s | 4.8 |
| 1986 | 19.0°C | 14.1°C | 9.2°C | 26.4°C | 3.0°C | 119 mm | 75% | 1.6 m/s | 4.7 |
| 1985 | 16.8°C | 10.7°C | 4.6°C | 24.6°C | -0.6°C | 73 mm | 67% | 1.9 m/s | 5.1 |
| 1984 | 19.8°C | 13.5°C | 7.2°C | 26.7°C | 3.7°C | 30 mm | 66% | 2 m/s | 5.2 |
| 1983 | 15.1°C | 10.9°C | 6.8°C | 20.3°C | 2.7°C | 154 mm | 83% | 1.9 m/s | — |
| 1982 | 14.7°C | 10.0°C | 5.3°C | 19.1°C | 0.8°C | 174 mm | 77% | 1.8 m/s | — |
| 1981 | 17.4°C | 11.8°C | 6.1°C | 22.6°C | 3.9°C | 96 mm | 72% | 1.7 m/s | — |
Actual recorded March data for each year, 1981–2025 — sourced from NASA POWER.
The average high in March is around 18.6°C with lows near 7.3°C (mean 13°C), based on 45 years of NASA POWER data.
March averages 77 mm of rainfall in Fresno, a relatively wet time of year. The wettest on record was 227 mm in 1995.
The hottest March reached 32.1°C in 2015. The coldest dipped to -2.1°C in 1998.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average March temperatures have risen by about 1°C. Daytime highs moved from 16.8°C to 17.8°C and overnight lows from 6°C to 7.1°C over the same span.
March is one of the cooler months of the year in Fresno and a relatively wet time of year, so plan for around 18.6°C daytime highs and 7.3°C at night.
Not quite — March is the 4th coolest month in Fresno, averaging 13°C.
For March in Fresno, pack warm layers and a jacket for chilly mornings, with typical highs of 18.6°C and lows of 7.3°C. Bring an umbrella or light rain jacket too.
Relative humidity in March averages 69% — moderately humid.
Average wind speed in March is 1.7 m/s. The windiest March on record averaged 2.1 m/s (1988).
The wettest March on record was 1995 with 227 mm. On average, March sees 77 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 Fresno behaves each March, 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 March specifically, along with year-by-year records and how the month has changed over the decades.
