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Anchorage in May: weather, sea & travel advice
This month's data profile
Rain shapes the decision
Anchorage in May is climatically mixed. The average daily high is around 9 °C, and the sea is about 3 °C. With about 12 rainy days it is wet.
Historical monthly averages, not a weather forecast. Individual days and years can differ substantially.
Rank among 12 monthly averages
33/100 · #4
Warmth
#5
Dryness
#4
Sun
#2
Sea warmth
#7
Published best categories: none
Anchorage · MayPhoto: Wonderlane · CC BY 2.0Climate facts
- Average high
- 9 °C
- Average low
- 2 °C
- Sea
- 3 °C
- Rainy days (est.)
- 12 rainy days (est.)
- Sun (est.)
- 6 h/day
- Humidity
- 78 %
Climate evidence with direct month comparison
The highlighted row is the selected month. Precipitation total and rainy days are separate monthly averages.
| Month | Avg high °C | Avg low °C | Rainy days (est.) | Precipitation mm | Sun h/day (est.) | Humidity % | Wind m/s | Sea °C | Score |
|---|---|---|---|---|---|---|---|---|---|
| April | 3 | -3 | 10 | 38 | 5.1 | 83 | 1.7 | 0 | 32 |
| May (selected) | 9 | 2 | 12 | 49 | 6.1 | 78 | 1.6 | 3 | 33 |
| June | 14 | 7 | 13 | 58 | 6.7 | 79 | 1.3 | 9 | 40 |
How do the previous and next months compare?
Baseline: May (33/100)
Positive and negative values show the change from the selected month.
| Score Δ | Average high Δ | Average low Δ | Rainy days Δ | Rain Δ | Sun Δ | Humidity Δ | Wind Δ | Sea Δ | |
|---|---|---|---|---|---|---|---|---|---|
| April | -1 | -6.4 °C | -5.3 °C | -2.3 | -10.7 mm | -1 h | +4.7 % | +0.1 m/s | -2.7 °C |
| June | +7 | +5 °C | +4.9 °C | +0.9 | +9 mm | +0.6 h | +0.1 % | -0.2 m/s | +6.2 °C |
All twelve months in context
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Useful next decisions
Frequently asked questions
How warm is Anchorage in May?
The average daily high is around 9 °C, with an average daily low of about 2 °C.
Can you swim in Anchorage in May?
The sea is about 3 °C (cold).
Does it rain a lot in Anchorage in May?
The curated estimate is about 12 rainy days per month, not a directly measured long-term average. Total precipitation averages around 49 mm for the month. A rainy day does not mean all-day rain.
When is the best time to visit Anchorage?
No month in Anchorage reaches the threshold for a clear recommendation in the climate score; the month comparison above shows the differences.