Calgary in July
What to expect
July in Calgary is mid-summer, with a settled seasonal pattern already in place. The month is warm and inviting for long walks, with a marked step-down after sunset. There is plenty of daylight to stretch outdoor time. Most days feel close to what the averages suggest, with straightforward pacing.
July in context
How it compares to the rest of the year in Calgary.
Monthly climate breakdown
Temperature
- Daytime high
-
- Nighttime low
-
- Feels like (avg)
-
Sunshine
- Daylight hours
- 16 h
- UV index (max)
- 8
- Typical sun hours
- 04:41 - 20:41
Rain & Snow
- Total rain
-
- Rainy days
- 14 days
- Cloud cover (avg)
- 45%
- Snowfall
-
Humidity & Wind
- Humidity (avg)
- 67%
- Wind (avg)
-
- Wind (max gusts)
-
Daily climate explorer
Day 15 selected for July. Typical high 24.4°C and low 10.1°C.
Typical disruptions in July
Based on 30 years of historical data, these are the disruption patterns most likely to affect plans in July.
Washout risk Measures: Washout day risk. Observed about 11% of days (3.3 days/month) in July. Historical risk signal only, not a day-by-day forecast.
3.3 days / month
~11% of days
Why this matters
- Expected days 3.3 days / month
- Probability ~11% of days
- Intensity Up to ~20mm (P95)
Washout conditions are possible on ~3 days. Outdoor plans can become unreliable, so keep an indoor backup and flexibility around start times.
Rain disruption Measures: Likely rain disruption days. Observed about 12% of days (3.8 days/month) in July. Historical risk signal only, not a day-by-day forecast.
3.8 days / month
~12% of days
Why this matters
- Expected days 3.8 days / month
- Probability ~12% of days
- Intensity Up to ~20mm (P95)
Rain disruption risk appears on ~4 days. Outdoor plans can become unreliable, so keep an indoor backup and flexibility around start times.
Cold feels-like nights Measures: Cold feels-like nights (min <=5C). Observed about 8% of days (2.5 days/month) in July. Historical risk signal only, not a day-by-day forecast.
2.5 days / month
~8% of days
Why this matters
- Expected days 2.5 days / month
- Probability ~8% of days
- Intensity Up to ~5°C (P95)
Cold feels-like nights are possible on ~3 days. Long outdoor blocks become harder to sustain, so layer up and keep a warm indoor fallback nearby.
Hot days Measures: Hot days (>=30C). Observed about 5% of days (1.5 days/month) in July. Historical risk signal only, not a day-by-day forecast.
1.5 days / month
~5% of days
Why this matters
- Expected days 1.5 days / month
- Probability ~5% of days
- Intensity Up to ~34°C (P95)
Hot days are possible on ~2 days. Midday activity often needs adjustment around shade, hydration, and indoor fallback options.
Show all disruptions (18 more)
Heavy rain days Measures: Heavy rain days (>=10mm). Observed about 4% of days (1.2 days/month) in July. Historical risk signal only, not a day-by-day forecast.
1.2 days / month
~4% of days
Why this matters
- Expected days 1.2 days / month
- Probability ~4% of days
- Intensity Up to ~32mm (P95)
Heavy rain is possible on ~1 days. Outdoor plans can become unreliable, so keep an indoor backup and flexibility around start times.
Washout run Measures: Multi-day washout runs. Observed about 0.6 days/month in July. Historical risk signal only, not a day-by-day forecast.
0.6 days / month
Probability unavailable
Why this matters
- Expected days 0.6 days / month
- Probability —
- Intensity Up to ~29mm (P95)
Multi-day washout runs are possible on ~1 days. Outdoor plans can become unreliable, so keep an indoor backup and flexibility around start times.
Strong gusts Measures: Strong gust days (>=60 km/h). Observed about 1% of days (0.4 days/month) in July. Historical risk signal only, not a day-by-day forecast.
0.4 days / month
~1% of days
Why this matters
- Expected days 0.4 days / month
- Probability ~1% of days
- Intensity Up to ~82km/h (P95)
Strong gusts are possible on ~0 days. Exposed activities and transport links are more likely to be disrupted, so keep sheltered alternatives ready.
Stormy conditions Measures: Storm-impact proxy days. Observed about 1% of days (0.2 days/month) in July. Historical risk signal only, not a day-by-day forecast.
0.2 days / month
~1% of days
Why this matters
- Expected days 0.2 days / month
- Probability ~1% of days
- Intensity Up to ~82km/h (P95)
Stormy conditions are possible on ~0 days. Exposed activities and transport links are more likely to be disrupted, so keep sheltered alternatives ready.
Very heavy rain Measures: Very heavy rain days (>=25mm). Observed about 1% of days (0.2 days/month) in July. Historical risk signal only, not a day-by-day forecast.
0.2 days / month
~1% of days
Why this matters
- Expected days 0.2 days / month
- Probability ~1% of days
- Intensity Up to ~50mm (P95)
Very heavy rain is possible on ~0 days. Outdoor plans can become unreliable, so keep an indoor backup and flexibility around start times.
Hot feels-like days Measures: Hot feels-like days (>=32C). Observed about 1% of days (0.4 days/month) in July. Historical risk signal only, not a day-by-day forecast.
0.4 days / month
~1% of days
Why this matters
- Expected days 0.4 days / month
- Probability ~1% of days
- Intensity Up to ~35°C (P95)
Feels-like heat >=32C is possible on ~0 days. Midday activity often needs adjustment around shade, hydration, and indoor fallback options.
Wet days Measures: Wet days (>=0.1mm). Observed about 57% of days (17.6 days/month) in July. Historical risk signal only, not a day-by-day forecast.
17.6 days / month
~57% of days
Why this matters
- Expected days 17.6 days / month
- Probability ~57% of days
- Intensity Up to ~12mm (P95)
Measurable rain is possible on ~18 days. Fixed-time outdoor plans are safer with a backup option and flexible timing.
Rainy hours Measures: Rain-hours signal (>=3h rain). Observed about 33% of days (10.2 days/month) in July. Historical risk signal only, not a day-by-day forecast.
10.2 days / month
~33% of days
Why this matters
- Expected days 10.2 days / month
- Probability ~33% of days
- Intensity Up to ~17h (P95)
Several rainy hours are possible on ~10 days. Outdoor plans can become unreliable, so keep an indoor backup and flexibility around start times.
Cloudy days Measures: Cloudy days (cloud cover >=60%). Observed about 30% of days (9.2 days/month) in July. Historical risk signal only, not a day-by-day forecast.
9.2 days / month
~30% of days
Why this matters
- Expected days 9.2 days / month
- Probability ~30% of days
- Intensity Up to ~97% (P95)
Cloudy skies are possible on ~9 days. Fixed-time outdoor plans are safer with a backup option and flexible timing.
Gusty days Measures: Gusty days (>=40 km/h). Observed about 24% of days (7.4 days/month) in July. Historical risk signal only, not a day-by-day forecast.
7.4 days / month
~24% of days
Why this matters
- Expected days 7.4 days / month
- Probability ~24% of days
- Intensity Up to ~60km/h (P95)
Gusty conditions are possible on ~7 days. Exposed activities and transport links are more likely to be disrupted, so keep sheltered alternatives ready.
Wet most of day Measures: Wet-most-of-day signal (>=6h rain). Observed about 17% of days (5.2 days/month) in July. Historical risk signal only, not a day-by-day forecast.
5.2 days / month
~17% of days
Why this matters
- Expected days 5.2 days / month
- Probability ~17% of days
- Intensity Up to ~19h (P95)
Wet-most-of-day conditions are possible on ~5 days. Outdoor plans can become unreliable, so keep an indoor backup and flexibility around start times.
High humidity Measures: High humidity days (RH >=80%). Observed about 13% of days (4.1 days/month) in July. Historical risk signal only, not a day-by-day forecast.
4.1 days / month
~13% of days
Why this matters
- Expected days 4.1 days / month
- Probability ~13% of days
- Intensity Up to ~94% (P95)
High humidity is possible on ~4 days. Comfort and pace can drop quickly, so plan shorter outdoor blocks with air-conditioned backup stops.
Mostly cloudy days Measures: Mostly cloudy days (cloud cover >=80%). Observed about 12% of days (3.8 days/month) in July. Historical risk signal only, not a day-by-day forecast.
3.8 days / month
~12% of days
Why this matters
- Expected days 3.8 days / month
- Probability ~12% of days
- Intensity Up to ~99% (P95)
Mostly cloudy skies are possible on ~4 days. Fixed-time outdoor plans are safer with a backup option and flexible timing.
Overcast days Measures: Overcast days (cloud cover >=95%). Observed about 3% of days (0.9 days/month) in July. Historical risk signal only, not a day-by-day forecast.
0.9 days / month
~3% of days
Why this matters
- Expected days 0.9 days / month
- Probability ~3% of days
- Intensity Up to ~100% (P95)
Overcast skies are possible on ~1 days. Fixed-time outdoor plans are safer with a backup option and flexible timing.
Fog-likely signal Measures: Fog-likely visibility proxy. Observed about 1% of days (0.4 days/month) in July. Historical risk signal only, not a day-by-day forecast.
0.4 days / month
~1% of days
Why this matters
- Expected days 0.4 days / month
- Probability ~1% of days
- Intensity Up to ~96% (P95)
Fog-likely conditions are possible on ~0 days. Fixed-time outdoor plans are safer with a backup option and flexible timing.
Low visibility proxy: same as fog-likely (RH ≥90% AND cloud ≥95%) — true visibility requires hourly visibility data Measures: Low visibility proxy: same as fog-likely (RH ≥90% AND cloud ≥95%) — true visibility requires hourly visibility data. Observed about 1% of days (0.4 days/month) in July. Historical risk signal only, not a day-by-day forecast.
0.4 days / month
~1% of days
Why this matters
- Expected days 0.4 days / month
- Probability ~1% of days
- Intensity Up to ~96 (P95)
Low visibility proxy: same as fog-likely (RH ≥90% AND cloud ≥95%) — true visibility requires hourly visibility data is possible on ~0 days. Fixed-time outdoor plans are safer with a backup option and flexible timing.
Cold nights Measures: Cold nights (min <=5C). Observed about 1% of days (0.2 days/month) in July. Historical risk signal only, not a day-by-day forecast.
0.2 days / month
~1% of days
Why this matters
- Expected days 0.2 days / month
- Probability ~1% of days
- Intensity Up to ~5°C (P95)
Cold nights are possible on ~0 days. Long outdoor blocks become harder to sustain, so layer up and keep a warm indoor fallback nearby.
Heatwave run Measures: Heatwave runs (>=3 hot days). Observed about 0.1 days/month in July. Historical risk signal only, not a day-by-day forecast.
0.1 days / month
Probability unavailable
Why this matters
- Expected days 0.1 days / month
- Probability —
- Intensity Up to ~35°C (P95)
Heatwave runs are possible on ~0 days. Midday activity often needs adjustment around shade, hydration, and indoor fallback options.
Frequently asked questions
Is July a good time to visit Calgary?
Typical July days in Calgary reach highs of 23°C (73°F) with nights around 11°C (52°F). It usually feels warm by day and cool after dark. Overall, July sits in the middle of the Calgary climate range.
What are temperatures like in July?
In July, you can usually expect highs of 23°C (73°F) and lows near 11°C (52°F). That means warm days and cool nights, so pack layers you can add or remove.
How much does it rain in July?
Rainfall in July averages 58 mm (2.3 in) across roughly 14 days. Overall it is a very wet time of year, so a light rain jacket and waterproof shoes are very handy.
How many hours of daylight are there in July?
You can expect about 16 hours of daylight in July. Sunrise is typically around 04:41 and sunset near 20:41. Very long days give you plenty of daylight for exploring.
How strong is the sun in July?
UV levels are often high (around 8). Regular sunscreen and a hat are recommended.
Is it windy in July?
In July, average wind speeds are around 9 km/h (6 mph), with gusts on the windiest days reaching about 46 km/h (29 mph). On the ground, it is it often feels breezy, especially in more exposed spots or along the coast.