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Canada weather

Weather in Saint John for July 2026

Your guide to Saint John weather in July - trends and predictions

    Temperatures

  • So far, July 2026 in Saint John shows a warmer trend than usual by 3.1 °C.

  • The forecast for the next days in Saint John predicts temperatures to be around 21 °C, close to the historical average.

  • In general, the average temperature in Saint John at the beginning of July is 20.7 °C. As the month progressed, temperatures tended to slightly increase, reaching an average of 20.9 °C by the end of July.

    • Rain 🌧️

  • Saint John experiences heavy rainfall in July, with over 20 rainy days and an average total precipitation 111.1 mm.

    • More

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
9
Dry days
Average rainy days
22
Rainy days
Average snowy days
0
Snow days
Average temperatures
21°/13°
Temperatures
Average wind speed
16 km/h
Avg max wind
Average humidity
85 %
Avg humidity

Saint John Weather July

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

Temperatures trend during July in Saint John

See the weather trend as well as the moving average line

July weather in Saint John day by day

Click on a date for more information
June August
Date Weather Temperatures Rain UV More
1 Jul. Fog
Fog
 18° /11° 2.6 mm 4
2 Jul. Heavy rain at times
Heavy rain at times
 21° /12° 1.7 mm 6
3 Jul. Moderate or heavy rain shower
Moderate or heavy rain shower
 21° /12° 14.7 mm 6
4 Jul. Moderate rain at times
Moderate rain at times
 22° /14° 2.5 mm 6
5 Jul. Patchy rain possible
Patchy rain possible
 23° /13° 0.8 mm 7
6 Jul. Patchy rain possible
Patchy rain possible
 19° /12° 3.7 mm 6
7 Jul. Overcast
Overcast
 21° /12° 1.3 mm 5
8 Jul. Overcast
Overcast
 22° /13° 0.1 mm 6
9 Jul. Overcast
Overcast
 21° /13° 2.4 mm 5
10 Jul. Patchy rain possible
Patchy rain possible
 22° /14° 7.1 mm 5
11 Jul. Moderate or heavy rain shower
Moderate or heavy rain shower
 19° /14° 16.9 mm 6
12 Jul. Overcast
Overcast
 22° /13° 0.1 mm 6
13 Jul. Overcast
Overcast
 21° /13° 2.8 mm 6
14 Jul. Fog
Fog
 20° /13° 1 mm 5
15 Jul. Moderate or heavy rain shower
Moderate or heavy rain shower
 23° /14° 2.5 mm 6
16 Jul. Heavy rain at times
Heavy rain at times
 22° /13° 5.4 mm 6
17 Jul. Fog
Fog
 20° /14° 8.8 mm 6
18 Jul. Moderate or heavy rain shower
Moderate or heavy rain shower
 23° /14° 3 mm 6
19 Jul. Patchy rain possible
Patchy rain possible
 22° /13° 8.9 mm 6
20 Jul. Sunny
Sunny
 25° /12° 0 mm 6.5
21 Jul. Sunny
Sunny
 21° /10° 0 mm 7.8
22 Jul. Light rain shower
Light rain shower
 17° /14° 31.4 mm 1.3
23 Jul. Patchy rain possible
Patchy rain possible
 20° /11° 1.6 mm 7.7
24 Jul. Sunny
Sunny
 22° /11° 0 mm 6
25 Jul. Partly cloudy
Partly cloudy
 20° /11° 2.8 mm 5
26 Jul. Sunny
Sunny
 22° /9° 0 mm 6
27 Jul. Sunny
Sunny
 23° /12° 0 mm 6
28 Jul. Light rain shower
Light rain shower
 16° /14° 13.4 mm 4
29 Jul. Patchy rain possible
Patchy rain possible
 23° /14° 0.1 mm 5
30 Jul. Fog
Fog
 22° /14° 3.8 mm 5
31 Jul. Fog
Fog
 20° /14° 0.6 mm 5
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Important Notice
Our weather forecast for Saint John 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 Saint John forecast closer to your planned date for the most up-to-date weather information.
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Saint John in July - FAQ

What are the expected maximum and minimum temperatures in Saint John during July?
Enjoy moderate daytime temperatures of up to 21° and cooler nights around 13°. Ideal for a range of outdoor activities, from hiking to city tours.

How much rainfall should be expected in Saint John during July?
Significant rainfall exceeding 111.1 mm is expected in Saint John during July, occurring over more than 22 days. Preparing for wet conditions is recommended in your planning.

What are the typical wind conditions in Saint John during July?
The average wind speed in Saint John during July is 16 km/h, suggesting breezy to windy conditions, depending on your activities.

July rainfall patterns in Saint John

Explore the daily rainfall trends and prepare for Saint Johns July weather 💧
Typically, Saint John has 22 rainy days in July with a total of 111.1 mm of rainfall.

UV exposure in Saint John during July

Stay informed about UV levels for safe outdoor activities throughout the month of July ☀️

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Location coordinates Where is Saint John?

Get accurate weather forecasts for Saint John, located at latitude 45.271 and longitude -66.056. Stay updated with localized weather information tailored for Saint John.

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