When is the best time to go to Blenheim
The chart above shows the best time of year to visit Blenheim, New Zealand. These are based on an analysis of weather averages such as temperature, rainfall and number of hours of sunshine. These ratings are based solely on the climate and do not take into account other factors such as accommodation prices and how busy it is likely to be.
Average temperatures in Blenheim
Blenheim weather by month
Please note our recommendations for when to visit Blenheim are based solely on the weather and do not take into accounts accommodation prices, how busy it will be and what events are on.
January
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 21°C | 67mm | 8.5hrs | 15.9hrs |
Blenheim's weather in January is typically mild and reasonably dry in nature.
It is perhaps a good month to visit Blenheim, with some inordinately good weather at this time of year.
January is in the summer in Blenheim and is typically the coldest month of the year. Daytime maximum temperatures average around a comfortable 24°C (75°F), whilst at night 12°C (53°F) is normal.
On average January is the driest month of the year in Blenheim with around 67mm 2.6 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 6 days, although this may vary considerably.
On the flip side this corresponds to an average of 8.5 hours of sunshine per day.
February
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 21°C | 43mm | 8.2hrs | 14.7hrs |
February in Blenheim is generally reasonably dry with the temperature being mild.
It is perhaps the perfect month to visit Blenheim, with some very good weather at this time of year.
February is in the summer in Blenheim and is typically the 2nd coldest month of the year. Daytime maximum temperatures average around 24°C (74°F), whilst at night 11°C (52°F) is normal.
On average February is the 2nd driest month of the year in Blenheim with around 43mm 1.7 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 5 days, although this may vary considerably.
On the flip side this corresponds to an average of 8.2 hours of sunshine per day.
Blenheim weather in February »
March
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 19°C | 68mm | 6.6hrs | 13.4hrs |
The weather in March in Blenheim is characteristically mild and reasonably dry.
Although outside the main holiday season, there is still plenty of fairly acceptable weather around this time of year. This makes it an okay time to visit Blenheim.
March is in the fall / autumn in Blenheim and is typically the 3rd coldest month of the year. Daytime maximum temperatures average around 22°C (71°F), whilst at night 10°C (50°F) is normal.
On average March is the 3rd driest month of the year in Blenheim with around 68mm 2.7 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 8 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.6 hours of sunshine per day.
April
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 16°C | 77mm | 6.1hrs | 12hrs |
Blenheim's weather in April is typically mild and reasonably dry in nature.
Although outside the main holiday season, there is still plenty of reasonably acceptable weather around this time of year. This makes it an okay time to visit Blenheim.
April is in the fall / autumn in Blenheim and is typically the 4th coldest month of the year. Daytime maximum temperatures average around a cool 18°C (65°F), whilst at night 7°C (45°F) is normal.
On average April is the 4th driest month of the year in Blenheim with around 77mm 3 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 8 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.1 hours of sunshine per day.
May
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 13°C | 82mm | 5.4hrs | 10.9hrs |
May is a a little damp month in Blenheim and the temperature is generally cool.
Based on weather alone, this is probably a time of year to avoid going to Blenheim for your holidays. The weather is often not a good and not conducive to spending time outdoors.
May is in the fall / autumn in Blenheim and is typically the 5th coldest month of the year. Daytime maximum temperatures average around a cool 15°C (59°F), whilst at night 4°C (39°F) is normal.
On average May is the 5th driest month of the year in Blenheim with around 82mm 3.2 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 9 days, although this may vary considerably.
On the flip side this corresponds to an average of 5.4 hours of sunshine per day.
June
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 11°C | 75mm | 4.9hrs | 15.9hrs |
June is a reasonably dry month in Blenheim and the temperature is generally cool.
Based on weather alone, this is probably a time of year to avoid going to Blenheim for your holidays. The weather is often relatively bad and not conducive to spending time outdoors.
June is in the winter in Blenheim and is typically the 6th coldest month of the year. Daytime maximum temperatures average around a cool 12°C (54°F), whilst at night 2°C (35°F) is normal.
On average June is the 6th driest month of the year in Blenheim with around 75mm 2.9 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 8 days, although this may vary considerably.
On the flip side this corresponds to an average of 4.9 hours of sunshine per day.
July
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 10°C | 92mm | 5hrs | 14.7hrs |
July in Blenheim is generally a little damp with the temperature being cool.
Based on weather alone, this is probably a time of year to avoid going to Blenheim for your holidays. The weather is often pretty bad and not conducive to spending time outdoors.
July is in the winter in Blenheim and is typically the 6th warmest month of the year. Daytime maximum temperatures average around a cool 11°C (53°F), whilst at night 1°C (34°F) is normal.
On average July is the 6th wettest month of the year in Blenheim with around 92mm 3.6 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 10 days, although this may vary considerably.
On the flip side this corresponds to an average of 5 hours of sunshine per day.
August
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 12°C | 95mm | 5.5hrs | 13.4hrs |
The weather in August in Blenheim is characteristically cool and a little damp.
Based on weather alone, this is probably a time of year to avoid going to Blenheim for your holidays. The weather is often not a good and not conducive to spending time outdoors.
August is in the winter in Blenheim and is typically the 5th warmest month of the year. Daytime maximum temperatures average around a cool 13°C (55°F), whilst at night 2°C (36°F) is normal.
On average August is the 5th wettest month of the year in Blenheim with around 95mm 3.7 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 9 days, although this may vary considerably.
On the flip side this corresponds to an average of 5.5 hours of sunshine per day.
September
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 13°C | 74mm | 6hrs | 12hrs |
Blenheim's weather in September is typically cool and reasonably dry in nature.
Based on weather alone, this is probably a time of year to avoid going to Blenheim for your holidays. The weather is often relatively bad and not conducive to spending time outdoors.
September is in the spring in Blenheim and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a cool 15°C (59°F), whilst at night 4°C (40°F) is normal.
On average September is the 4th wettest month of the year in Blenheim with around 74mm 2.9 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 9 days, although this may vary considerably.
On the flip side this corresponds to an average of 6 hours of sunshine per day.
Blenheim weather in September »
October
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 16°C | 83mm | 7.2hrs | 10.9hrs |
October is a a little damp month in Blenheim and the temperature is generally mild.
Based on weather alone, this is probably a time of year to avoid going to Blenheim for your holidays. The weather is often relatively bad and not conducive to spending time outdoors.
October is in the spring in Blenheim and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around a cool 18°C (64°F), whilst at night 6°C (43°F) is normal.
On average October is the 3rd wettest month of the year in Blenheim with around 83mm 3.3 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 10 days, although this may vary considerably.
On the flip side this corresponds to an average of 7.2 hours of sunshine per day.
November
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 18°C | 66mm | 7.7hrs | 15.9hrs |
The weather in November in Blenheim is characteristically mild and reasonably dry.
Based on weather alone, this is probably a time of year to avoid going to Blenheim for your holidays. The weather is often relatively bad and not conducive to spending time outdoors.
November is in the spring in Blenheim and is typically the 2nd warmest month of the year. Daytime maximum temperatures average around 20°C (67°F), whilst at night 8°C (47°F) is normal.
On average November is the 2nd wettest month of the year in Blenheim with around 66mm 2.6 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 8 days, although this may vary considerably.
On the flip side this corresponds to an average of 7.7 hours of sunshine per day.
Blenheim weather in November »
December
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 20°C | 65mm | 7.7hrs | 14.7hrs |
December in Blenheim is generally reasonably dry with the temperature being mild.
Although outside the main holiday season, there is still plenty of reasonably acceptable weather around this time of year. This makes it an okay time to visit Blenheim.
December is in the summer in Blenheim and is typically the warmest month of the year. Daytime maximum temperatures average around 22°C (71°F), whilst at night 10°C (50°F) is normal.
On average December is the wettest month of the year in Blenheim with around 65mm 2.6 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 8 days, although this may vary considerably.
On the flip side this corresponds to an average of 7.7 hours of sunshine per day.
Other monthly averages
Blenheim weather stats
| Hottest month: | January | 23.3°C 73.9°F |
|---|---|---|
| Driest month: | February | 43mm 1.7ins |
| Sunniest month: | February | 8.2hrs |
| Coldest month: | July | 11.2°C 52.2°F |
| Wettest month: | August | 95mm 3.7ins |
| Warmest sea: | February | 17.7°C 63.9°F |
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