Blenheim Weather in March
March in Blenheim typically sees daytime highs of 20°C (68°F) and nighttime lows of 11°C (52°F). With the least rainfall of the year, it's a reliably dry month. It falls within the summer season.
Rainfall in Blenheim in March
Known for its least rainfall, this month is the best of the year for people who like to spend time outdoors. Records from the past 30 years suggest around 8 days of rain, with 60 mm (2.4 in) average for the month. Rainfall intensity is on the higher side this month. Expect more substantial showers rather than light, passing rain.
Temperature in Blenheim in March
March is one of the better months to visit Blenheim. Expect 20°C (68°F) during the day and 11°C (52°F) at night. March is a notable month of the summer season. Conditions are often most pleasant around the middle of the day. Nights drop to around 11°C (52°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.
Sunshine in Blenheim in March
Enjoy a sunny month with about 230 hours of sunshine, the clear skies make Blenheim even more beautiful.If your ideal day consists of dry skies and pleasant temperatures, January, February, March and December typically offer the best circumstances for Blenheim.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit New Zealand, check out our Blenheim's climate page.
Blenheim Temperature in March
Min Temperature
11°C (52°F)
Max Temperature
20°C (68°F)
Chance of Rain
26%
Precipitation
60 mm (2.4 in)
Rainy days
8 days
Humidity
80% *
Sunshine
230 hours *
Percentage Sunshine
*
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Blenheim typically stay consistent throughout March, with daily highs averaging around 20°C (68°F). Nights are cool, with lows typically ranging from 12°C (54°F) to 15°C (59°F).
Average temperatures in March
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in March
Historical weather for Blenheim in March
Browse day-by-day weather records for Blenheim spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Blenheim historical weather extremes in March
According to our 50 years of weather records for Blenheim, the following extremes were recorded between 1976 and 2026.
- The warmest day in March was on March 1, 1978, with a maximum of 27°C (81°F).
- Blenheim experienced its chilliest March day on March 2, 2026, reaching only 12°C (54°F).
- The lowest overnight temperature recorded in March was 6°C (43°F) (March 18, 1980).
Best Places in New Zealand in March
Find out more about the weather in New Zealand and which places have the best travel conditions in this month. See all of New Zealand in March →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Blenheim in March
Pleasant temperatures in March mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Rain gear is recommended, you can expect wet weather on multiple days. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.What To Do in Blenheim in March
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit New Zealand, check out our Blenheim's climate page.
Temperature Rainfall Sunshine Humidity
See the full Blenheim climate overview or explore weather in New Zealand.
