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May is a good month in Coldstream

Climate Overview

Coldstream, Canada in May has warm conditions, with highs averaging 21.2°C (70°F). Rain falls on about 12 days this month. Temperatures drop noticeably between day and night.

This month falls at the end of Spring.

Daily highs in May gradually rise from around 20°C (68°F) at the start to 24°C (75°F) by month's end.

May sees fairly even rainfall, totalling about 54 mm across the month.

Expect around 11.7h of sunshine at the start of May, increasing to 13.1h by the end.

The warmest days tend to fall around the 31th, averaging 24°C (75°F).

Compared to April, this month is about 7°C warmer with 1 more rainy days. Temperatures will rise further into June.

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Monthly May Averages

Temperature
21°C / 8°C
Feels Like
20°C / 7°C
Rain
12 days · 54 mm
Sunshine
12h / day
Humidity
61% — Moderate
Wind
9 km/h
Wind Direction
SW (214°)
Gusts
36 km/h
Daylight
15.5 h
Cloud Cover
60%
Clear Sky Days
3.5
UV Index
6 — High
Dew Point
7°C — Dry
Moon Phase
Waxing Gibbous · 66%
Snow Days
1 days · 0.7 cm

Climate Charts

Daily averages based on historical data (2016–2025)

Daily Temperature

28°C 24°C 20°C 16°C 12°C 8°C 4°C 0°C 151015202531
HighLow

Daily Precipitation

0 mm 2 mm 4 mm 6 mm 151015202531
Rainfall

Daily Sunshine

0h 4h 8h 12h 16h 151015202531
Sunshine

Daily Wind Speed

0 4 8 12 16 20 151015202531
Wind Speed
Sun Position
Sunrise 05:11
Daylight 15.4h
Sunset 20:38

What to Expect

Daytime temperatures around 21°C (70°F) are ideal for full-day outdoor exploration. Keep afternoons flexible as tropical showers are common — they typically clear within an hour.

Rain usually comes in shorter passing showers rather than all-day rain.

1 of the last 5 yearly records were warmer than this month's long-run average.

Compare Months

January
Poor
Temp
2°C / -5°C
Feels Like
-1°C / -9°C
Rain
13days (46 mm) Wet
Sun
4.7h Fair
Humidity
80% Humid
UV
1.4 Low
Snow Days
18days
February
Poor
Temp
3°C / -5°C
Feels Like
0°C / -9°C
Rain
12days (46 mm) Wet
Sun
6.3h Fair
Humidity
75% Muggy
UV
2.3 Moderate
Snow Days
17days
March
Poor
Temp
8°C / 0°C
Feels Like
5°C / -4°C
Rain
12days (48 mm) Wet
Sun
8.4h Good
Humidity
70% Muggy
UV
3.5 Moderate
Snow Days
14days
April
Fair
Temp
14°C / 3°C
Feels Like
11°C / 0°C
Rain
11days (46 mm) Wet
Sun
10.4h Excellent
Humidity
63% Muggy
UV
5.1 High
Snow Days
7days
May
Good
Temp
21°C / 8°C
Feels Like
20°C / 7°C
Rain
12days (54 mm) Wet
Sun
12h Excellent
Humidity
61% Muggy
UV
6 High
Snow Days
1days
June best
Excellent
Temp
25°C / 12°C
Feels Like
24°C / 11°C
Rain
10days (51 mm) Wet
Sun
12.7h Excellent
Humidity
57% Moderate
UV
6.4 High
July best
Excellent
Temp
30°C / 16°C
Feels Like
29°C / 16°C
Rain
7days (37 mm) Good
Sun
13.6h Excellent
Humidity
50% Moderate
UV
6.9 High
August best
Excellent
Temp
30°C / 16°C
Feels Like
29°C / 17°C
Rain
6days (29 mm) Good
Sun
12.3h Excellent
Humidity
52% Moderate
UV
6 High
September best
Excellent
Temp
23°C / 12°C
Feels Like
22°C / 12°C
Rain
9days (41 mm) Wet
Sun
9.9h Good
Humidity
65% Muggy
UV
4.7 Moderate
October
Fair
Temp
14°C / 6°C
Feels Like
12°C / 4°C
Rain
11days (62 mm) Wet
Sun
7.3h Good
Humidity
76% Humid
UV
2.8 Moderate
Snow Days
5days
November
Poor
Temp
7°C / 1°C
Feels Like
4°C / -2°C
Rain
15days (70 mm) Wet
Sun
4.8h Fair
Humidity
82% Humid
UV
1.5 Low
Snow Days
15days
December
Poor
Temp
2°C / -3°C
Feels Like
-1°C / -6°C
Rain
14days (65 mm) Wet
Sun
4.2h Fair
Humidity
77% Humid
UV
1 Low
Snow Days
20days
Month Temp Feels Like Rain Sun Humidity UV Status Details
January 2°C / -5°C -1°C / -9°C 13days (46 mm) Wet 4.7h Fair 80% Humid 1.4 Low Poor View Details
February 3°C / -5°C 0°C / -9°C 12days (46 mm) Wet 6.3h Fair 75% Muggy 2.3 Moderate Poor View Details
March 8°C / 0°C 5°C / -4°C 12days (48 mm) Wet 8.4h Good 70% Muggy 3.5 Moderate Poor View Details
April 14°C / 3°C 11°C / 0°C 11days (46 mm) Wet 10.4h Excellent 63% Muggy 5.1 High Fair View Details
May 21°C / 8°C 20°C / 7°C 12days (54 mm) Wet 12h Excellent 61% Muggy 6 High Good View Details
June best 25°C / 12°C 24°C / 11°C 10days (51 mm) Wet 12.7h Excellent 57% Moderate 6.4 High Excellent View Details
July best 30°C / 16°C 29°C / 16°C 7days (37 mm) Good 13.6h Excellent 50% Moderate 6.9 High Excellent View Details
August best 30°C / 16°C 29°C / 17°C 6days (29 mm) Good 12.3h Excellent 52% Moderate 6 High Excellent View Details
September best 23°C / 12°C 22°C / 12°C 9days (41 mm) Wet 9.9h Good 65% Muggy 4.7 Moderate Excellent View Details
October 14°C / 6°C 12°C / 4°C 11days (62 mm) Wet 7.3h Good 76% Humid 2.8 Moderate Fair View Details
November 7°C / 1°C 4°C / -2°C 15days (70 mm) Wet 4.8h Fair 82% Humid 1.5 Low Poor View Details
December 2°C / -3°C -1°C / -6°C 14days (65 mm) Wet 4.2h Fair 77% Humid 1 Low Poor View Details

What to Wear

Dress in layers — a mix of long sleeves, light sweaters, and a versatile jacket works best for changeable conditions.

Temperatures drop significantly at night, so pack layers you can add or remove throughout the day.

A waterproof jacket or compact umbrella is recommended for occasional showers.

Packing List

Warm evening layerUmbrellaWaterproof jacketSunscreen (SPF 30+)SunglassesComfortable walking shoes

Frequently Asked Questions

May is typically good for visiting Coldstream, with average highs of 21°C (70°F) and around 12 rainy days. Coldstream, Canada in May has warm conditions, with highs averaging 21.2°C (70°F). Rain falls on about 12 days this mont
Coldstream typically sees around 12 rainy days in May with 54 mm (2.1 in) of total rainfall. Pack a waterproof jacket.
Nights in Coldstream during May are cool at around 8°C (47°F). Bring a jacket or sweater for evenings.
With highs of 21°C (70°F) and lows of 8°C (47°F) in May, we recommend: Warm evening layer, Umbrella, Waterproof jacket, Sunscreen (SPF 30+), Sunglasses. Comfortable walking shoes are essential.
May is not the most favourable month weather-wise in Coldstream. Consider visiting during months with milder temperatures or less rainfall for a better experience.
The average UV index in Coldstream during May is 6 (high). Wear sunscreen SPF 30+, a hat, and sunglasses. Limit direct sun exposure between 10 AM and 4 PM.
Coldstream gets approximately 16 hours of daylight per day in May, with around 12 hours of sunshine.
Yes, Coldstream typically sees around 1 snow days in May with roughly 1 cm (0 in) of snowfall.

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