March is one of the warmer months of the year in Kelso, with average highs near 24.3°C and lows around 11.8°C (mean 18.1°C). It is about average for rainfall, averaging 67 mm of rainfall and 65% relative humidity across the period.
March is one of the warmer months of the year in Kelso. Across 45 years of records, the warmest March in Kelso was 2025 — when the month averaged 20.8°C — while the coldest was 1987 at 15.2°C. Typical March days reach 24.3°C with nights near 11.8°C. The long-term trend is warming, about 0.2°C per decade.
March is about average for rainfall in Kelso, averaging 67 mm of rainfall. The wettest March on record was 2021 with 193 mm, while the driest was 1998 at 6 mm.
Relative humidity in Kelso during March averages 65%. The most humid March was 2022 at 82%, and the least humid was 1998 at 47%.
March receives about 5.3 kWh/m²/day of solar energy in Kelso. The sunniest Marchs were 1986 and 2018 at 6 kWh/m²/day, and the cloudiest was 2000 at 4.4.
Average wind speed in Kelso during March is 0.6 m/s. The windiest March was 1995 at 0.8 m/s, while the calmest were 2003, 2014 and 2016, among others at 0.5 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 18.0°C | 17.7°C | 18.2°C | 18.2°C | 18.4°C | +0.4°C |
| Avg High | 24.5°C | 24.2°C | 24.7°C | 24.1°C | 24.0°C | -0.5°C |
| Avg Low | 11.6°C | 11.2°C | 11.7°C | 12.3°C | 12.7°C | +1.1°C |
| Avg Rain | 69 mm | 39 mm | 49 mm | 81 mm | 117 mm | +48 mm |
March temperatures in Kelso have risen by about 0.5°C between 1981–1985 and 2021–2025.
March has ranged from a record low of 1.7°C (1987) to a record high of 35.1°C (1983).
Rainfall in March is about average for rainfall, averaging 67 mm, with a wettest year of 193 mm.
Daytime highs and overnight lows have shifted differently — highs rose about 0°C per decade while lows rose 0.4°C per decade, narrowing the gap between day and night.
One of the best times to visit Kelso
March is one of the best times to visit Kelso. Expect days averaging 24.3°C and nights around 11.8°C (mean 18.1°C) — warmer than Kelso's yearly average — with moderate rainfall (67 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 🔥 | 26.9°C | 20.8°C | 14.7°C | 32.6°C | 8.8°C | 59 mm | 66% | 0.7 m/s | 5.2 |
| 2024 | 26.6°C | 19.8°C | 13.0°C | 31.6°C | 7.5°C | 38 mm | 60% | 0.6 m/s | 5.5 |
| 2023 | 25.0°C | 19.0°C | 13.0°C | 34.4°C | 5.9°C | 87 mm | 64% | 0.7 m/s | 5.2 |
| 2022 | 22.1°C | 17.4°C | 12.6°C | 26.6°C | 8.5°C | 159 mm | 82% | 0.6 m/s | 4.7 |
| 2021 🌧️ | 21.6°C | 16.4°C | 11.3°C | 28.2°C | 6.0°C | 193 mm | 73% | 0.7 m/s | 5 |
| 2020 | 21.9°C | 16.8°C | 11.7°C | 30.7°C | 6.2°C | 165 mm | 74% | 0.6 m/s | 5.1 |
| 2019 | 24.3°C | 18.2°C | 12.1°C | 32.1°C | 2.3°C | 96 mm | 67% | 0.6 m/s | 4.9 |
| 2018 | 26.5°C | 19.4°C | 12.4°C | 32.5°C | 3.8°C | 38 mm | 59% | 0.7 m/s | 6 |
| 2017 | 24.8°C | 19.2°C | 13.5°C | 29.2°C | 5.4°C | 137 mm | 74% | 0.7 m/s | 4.8 |
| 2016 | 26.3°C | 19.9°C | 13.4°C | 33.0°C | 6.4°C | 42 mm | 60% | 0.5 m/s | 5.4 |
| 2015 | 24.9°C | 18.1°C | 11.2°C | 30.0°C | 5.0°C | 25 mm | 57% | 0.7 m/s | 5.8 |
| 2014 | 22.7°C | 17.7°C | 12.8°C | 26.7°C | 6.9°C | 121 mm | 75% | 0.5 m/s | 4.7 |
| 2013 | 23.5°C | 17.7°C | 12.0°C | 27.1°C | 6.6°C | 32 mm | 69% | 0.7 m/s | 5.5 |
| 2012 | 20.6°C | 16.0°C | 11.4°C | 24.0°C | 4.9°C | 155 mm | 81% | 0.6 m/s | 4.8 |
| 2011 | 22.8°C | 17.5°C | 12.2°C | 25.9°C | 7.3°C | 82 mm | 74% | 0.6 m/s | 4.7 |
| 2010 | 24.1°C | 18.3°C | 12.4°C | 28.6°C | 8.8°C | 86 mm | 67% | 0.6 m/s | 5.1 |
| 2009 | 24.8°C | 18.3°C | 11.8°C | 29.7°C | 5.5°C | 45 mm | 60% | 0.6 m/s | 5.6 |
| 2008 | 25.0°C | 18.1°C | 11.1°C | 33.2°C | 3.9°C | 35 mm | 60% | 0.6 m/s | 5.9 |
| 2007 | 25.3°C | 18.9°C | 12.5°C | 32.0°C | 4.7°C | 41 mm | 64% | 0.7 m/s | 5.1 |
| 2006 | 26.0°C | 19.5°C | 13.0°C | 31.4°C | 9.1°C | 17 mm | 59% | 0.6 m/s | 5.4 |
| 2005 | 23.9°C | 17.1°C | 10.3°C | 31.5°C | 4.8°C | 29 mm | 60% | 0.6 m/s | 5.7 |
| 2004 | 26.1°C | 18.9°C | 11.7°C | 31.0°C | 7.0°C | 26 mm | 57% | 0.6 m/s | 5.8 |
| 2003 | 22.9°C | 16.8°C | 10.7°C | 26.1°C | 4.0°C | 39 mm | 65% | 0.5 m/s | 5.3 |
| 2002 | 25.1°C | 18.4°C | 11.6°C | 33.0°C | 8.0°C | 47 mm | 62% | 0.6 m/s | 5.4 |
| 2001 | 23.1°C | 17.1°C | 11.1°C | 28.4°C | 5.7°C | 72 mm | 68% | 0.7 m/s | 5.1 |
| 2000 | 24.4°C | 19.0°C | 13.7°C | 32.1°C | 8.0°C | 142 mm | 75% | 0.6 m/s | 4.4 |
| 1999 | 24.3°C | 18.1°C | 12.0°C | 30.4°C | 3.2°C | 86 mm | 67% | 0.6 m/s | 5 |
| 1998 | 27.4°C | 20.2°C | 12.9°C | 34.1°C | 7.8°C | 6 mm | 47% | 0.6 m/s | 5.9 |
| 1997 | 24.8°C | 17.9°C | 11.0°C | 29.9°C | 6.1°C | 20 mm | 59% | 0.6 m/s | 5.7 |
| 1996 | 23.3°C | 16.9°C | 10.5°C | 28.4°C | 4.8°C | 39 mm | 63% | 0.6 m/s | 5.5 |
| 1995 | 23.7°C | 16.9°C | 10.2°C | 29.5°C | 5.5°C | 19 mm | 57% | 0.8 m/s | 5.9 |
| 1994 | 21.8°C | 15.6°C | 9.5°C | 26.0°C | 2.3°C | 43 mm | 68% | 0.6 m/s | 5.7 |
| 1993 | 22.4°C | 16.4°C | 10.4°C | 25.8°C | 5.1°C | 72 mm | 69% | 0.6 m/s | 5.5 |
| 1992 | 23.8°C | 17.9°C | 11.9°C | 28.4°C | 8.2°C | 42 mm | 72% | 0.5 m/s | 5.7 |
| 1991 | 25.8°C | 18.6°C | 11.4°C | 33.2°C | 5.7°C | 30 mm | 50% | 0.6 m/s | 5.8 |
| 1990 | 24.5°C | 18.2°C | 11.9°C | 31.0°C | 6.3°C | 34 mm | 67% | 0.6 m/s | 5.3 |
| 1989 | 23.3°C | 18.2°C | 13.1°C | 31.4°C | 7.2°C | 147 mm | 73% | 0.6 m/s | 4.5 |
| 1988 | 24.1°C | 17.5°C | 10.9°C | 30.3°C | 4.1°C | 51 mm | 62% | 0.6 m/s | 5.2 |
| 1987 ❄️ | 20.8°C | 15.2°C | 9.5°C | 26.7°C | 1.7°C | 150 mm | 69% | 0.7 m/s | 5.3 |
| 1986 | 28.1°C | 20.3°C | 12.6°C | 32.5°C | 5.0°C | 10 mm | 49% | 0.6 m/s | 6 |
| 1985 | 25.2°C | 18.8°C | 12.3°C | 31.3°C | 6.0°C | 73 mm | 63% | 0.6 m/s | 5.4 |
| 1984 | 22.6°C | 15.9°C | 9.1°C | 27.6°C | 1.9°C | 38 mm | 63% | 0.7 m/s | 5.6 |
| 1983 | 26.7°C | 20.1°C | 13.4°C | 35.1°C | 6.9°C | 71 mm | 54% | 0.7 m/s | — |
| 1982 | 24.3°C | 18.2°C | 12.2°C | 30.9°C | 7.4°C | 78 mm | 70% | 0.6 m/s | — |
| 1981 | 25.5°C | 18.2°C | 10.9°C | 30.1°C | 4.9°C | 7 mm | 52% | 0.6 m/s | — |
Actual recorded March data for each year, 1981–2025 — sourced from NASA POWER.
The average high in March is around 24.3°C with lows near 11.8°C (mean 18.1°C), based on 45 years of NASA POWER data.
March averages 67 mm of rainfall in Kelso, about average for rainfall. The wettest on record was 193 mm in 2021.
The hottest March reached 35.1°C in 1983. The coldest dipped to 1.7°C in 1987.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average March temperatures have risen by about 0.5°C — but days and nights have moved in opposite directions. Overnight lows rose from 11.6°C to 12.9°C while daytime highs eased from 24.9°C to 24.4°C, narrowing the gap between day and night.
March is one of the warmer months of the year in Kelso and about average for rainfall, so plan for around 24.3°C daytime highs and 11.8°C at night.
Not quite — March is the 9th coolest month in Kelso, averaging 18.1°C.
For March in Kelso, pack light layers you can adjust through the day, with typical highs of 24.3°C and lows of 11.8°C. Bring an umbrella or light rain jacket too.
Relative humidity in March averages 65% — moderately humid.
Average wind speed in March is 0.6 m/s. The windiest March on record averaged 0.8 m/s (1995).
The wettest March on record was 2021 with 193 mm. On average, March sees 67 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 Kelso 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.
