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New Zealand weather

Weather in Blenheim for July 2026

Your guide to Blenheim weather in July - trends and predictions

    Temperatures

  • Until now, July 2026 in Blenheim has been nearly identical to the historical average, with a temperature of 11.7 °C (showing only a slight deviation of -0.3 °C).

  • The forecast for the next days in Blenheim predicts temperatures to be around 12 °C, close to the historical average.

  • In general, the average temperature in Blenheim at the beginning of July is 11.3 °C. As the month progressed, temperatures tended to slightly decrease, reaching an average of 11.1 °C by the end of July.

    • Rain 🌧️

  • Blenheim in July brings notable rainfall, with an average of 17 rainy days and a total precipitation of 90.7 mm.

Average dry days
14
Dry days
Average rainy days
17
Rainy days
Average snowy days
0
Snow days
Average temperatures
12°/5°
Temperatures
Average wind speed
17 km/h
Avg max wind
Average humidity
78 %
Avg humidity

Blenheim Weather July

Move between months or click on a day
June
August
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Sunny
11°
2
Cloudy
11°
3
Patchy rain possible
11°
4
Cloudy
12°
5
Cloudy
12°
6
Partly cloudy
11°
7
Moderate rain at times
11°
8
Patchy rain possible
11°
9
Cloudy
12°
10
Partly cloudy
12°
11
Sunny
12°
12
Overcast
12°
13
Patchy rain possible
12°
14
Patchy rain possible
13°
15
Overcast
13°
16
Patchy rain possible
13°
17
Cloudy
13°
18
Sunny
13°
19
Partly cloudy
13°
20
Patchy rain possible
12°
21
Sunny
13°
22
Sunny
11°
23
Sunny
14°
24
Sunny
14°
25
Sunny
10°
26
Sunny
9°
27
Sunny
12°
28
Sunny
9°
29
Sunny
12°
30
Sunny
14°
31
Sunny
12°

Temperatures trend during July in Blenheim

See the weather trend as well as the moving average line

July weather in Blenheim day by day

Click on a date for more information
June August
Date Weather Temperatures Rain UV More
1 Jul. Sunny
Sunny
 11° /4° 5 mm 3
2 Jul. Cloudy
Cloudy
 11° /4° 0.9 mm 3
3 Jul. Patchy rain possible
Patchy rain possible
 11° /4° 12.2 mm 3
4 Jul. Cloudy
Cloudy
 12° /5° 5.3 mm 3
5 Jul. Cloudy
Cloudy
 12° /5° 2.5 mm 3
6 Jul. Partly cloudy
Partly cloudy
 11° /4° 1.8 mm 3
7 Jul. Moderate rain at times
Moderate rain at times
 11° /4° 16.8 mm 3
8 Jul. Patchy rain possible
Patchy rain possible
 11° /5° 3 mm 3
9 Jul. Cloudy
Cloudy
 12° /5° 0.8 mm 3
10 Jul. Partly cloudy
Partly cloudy
 12° /4° 0.3 mm 3
11 Jul. Sunny
Sunny
 12° /4° 3.6 mm 3
12 Jul. Overcast
Overcast
 12° /5° 1.2 mm 3
13 Jul. Patchy rain possible
Patchy rain possible
 12° /5° 1.4 mm 3
14 Jul. Patchy rain possible
Patchy rain possible
 13° /7° 0.7 mm 3
15 Jul. Overcast
Overcast
 13° /7° 2.6 mm 3
16 Jul. Patchy rain possible
Patchy rain possible
 13° /7° 1.5 mm 3
17 Jul. Cloudy
Cloudy
 13° /5° 0.5 mm 3
18 Jul. Sunny
Sunny
 13° /6° 0 mm 3
19 Jul. Partly cloudy
Partly cloudy
 13° /6° 3.1 mm 3
20 Jul. Patchy rain possible
Patchy rain possible
 12° /6° 1 mm 4
21 Jul. Sunny
Sunny
 13° /2° 0 mm 1.8
22 Jul. Sunny
Sunny
 11° /3° 0 mm 1.7
23 Jul. Sunny
Sunny
 14° /3° 0 mm 2
24 Jul. Sunny
Sunny
 14° /4° 2.7 mm 1.5
25 Jul. Sunny
Sunny
 10° /2° 3.1 mm 4
26 Jul. Sunny
Sunny
 9° /0° 0 mm 4
27 Jul. Sunny
Sunny
 12° /0° 2.7 mm 5
28 Jul. Sunny
Sunny
 9° /-1° 0 mm 4
29 Jul. Sunny
Sunny
 12° /0° 0 mm 5
30 Jul. Sunny
Sunny
 14° /1° 0 mm 5
31 Jul. Sunny
Sunny
 12° /4° 0 mm 5
Next
Important Notice
Our weather forecast for Blenheim in July is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Blenheim forecast closer to your planned date for the most up-to-date weather information.
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Blenheim in July - FAQ

What are the expected maximum and minimum temperatures in Blenheim during July?
During July, expect a variety of temperatures with highs around 12° and lows near 5°, suitable for diverse activities and preferences.

How much rainfall should be expected in Blenheim during July?
Moderate rainfall is anticipated in Blenheim during July, with a total of 90.7 mm spread over approximately 17 days. Considering plans for rainy days is advisable.

What are the typical wind conditions in Blenheim during July?
The average wind speed in Blenheim during July is 17 km/h, suggesting breezy to windy conditions, depending on your activities.

July rainfall patterns in Blenheim

Explore the daily rainfall trends and prepare for Blenheims July weather 💧
Typically, Blenheim has 17 rainy days in July with a total of 90.7 mm of rainfall.

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Location coordinates Where is Blenheim?

Get accurate weather forecasts for Blenheim, located at latitude -41.516 and longitude 173.953. Stay updated with localized weather information tailored for Blenheim.

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