Toyama weather by month & the best time to visit
Japan · coastal city break · humid subtropical climate
The best time to visit Toyama is May — its sunniest month (Sunshine Score 66/100), with June and July close behind. Toyama averages about 1,590 hours of sunshine a year. Daytime highs around 23°C / 73°F and roughly 118 mm of rain in May.
When is the best time to visit Toyama?
For sunshine, the best time to visit Toyama is May, then June and July. The dullest month is January (0/100, 189 mm of rain). The full month-by-month picture is in the table below.
How sunny is Toyama?
Toyama isn't a sunny place by world standards: about 1,590 hours of sunshine a year. 66 Sunshine Score points separate May (66) from January (0), so the month you pick matters. It ranks #60 of 79 destinations in Japan for annual sunshine, below the national median of 1,773 hours. The year's 2,012 mm of rain spreads fairly evenly across the months, with no pronounced dry season.
Sunshine Score by month
| Month | Score | Day high | Night low | Rain | UV | Sea |
|---|---|---|---|---|---|---|
| January | 0 | 5° / 41°F | 0° / 32°F | 189 mm | 1 | 13° / 55°F |
| February | 0 | 6° / 43°F | 0° / 32°F | 125 mm | 2 | 12° / 54°F |
| March | 11 | 10° / 50°F | 3° / 37°F | 134 mm | 3 | 10° / 50°F |
| April | 48 | 17° / 63°F | 8° / 46°F | 126 mm | 4 | 13° / 55°F |
| May | 66 | 23° / 73°F | 13° / 55°F | 118 mm | 5 | 16° / 61°F |
| June | 60 | 27° / 81°F | 18° / 64°F | 154 mm | 5 | 22° / 72°F |
| July | 60 | 30° / 86°F | 23° / 73°F | 242 mm | 6 | 25° / 77°F |
| August | 60 | 31° / 88°F | 24° / 75°F | 171 mm | 6 | 29° / 84°F |
| September | 60 | 27° / 81°F | 20° / 68°F | 200 mm | 5 | 29° / 84°F |
| October | 60 | 21° / 70°F | 13° / 55°F | 162 mm | 4 | 24° / 75°F |
| November | 35 | 15° / 59°F | 8° / 46°F | 164 mm | 2 | 19° / 66°F |
| December | 0 | 8° / 46°F | 3° / 37°F | 227 mm | 1 | 16° / 61°F |
Sea temperature in Toyama by month
The sea off Toyama is warmest in August at around 29°C / 84°F, and coolest in March at 10°C / 50°F. The water sits at a comfortable 21°C or warmer roughly 5 months a year. Month-by-month sea-surface temperatures are in the Sea column of the table above.
Nearest destinations
Head-to-head
How Toyama compares month by month: Toyama vs Tokyo · Toyama vs Nagoya · Toyama vs Shizuoka · Toyama vs Niigata · all comparisons
Toyama: questions and answers
What kind of destination is Toyama?
Toyama is a coastal city break in Japan with a humid subtropical climate — the sea reaches 29°C at its warmest and is swimmable (21°C+) about 5 months a year.
How many hours of sunshine does Toyama get a year?
Toyama gets about 1,590 hours of sunshine a year, at its best around May.
When is the best time to visit Toyama?
The sunniest time to visit Toyama is May, when the Sunshine Score peaks at 66/100 (with June and July close behind). Expect daytime highs around 23°C / 73°F.
What is the least sunny month in Toyama?
January is the least sunny month in Toyama, scoring 0/100 with about 189 mm of rain.
What is the sea temperature in Toyama?
The sea in Toyama ranges from about 10°C (March) to 29°C (August). Month-by-month sea temperatures are on this page.
How strong is the sun in Toyama?
The typical midday UV index in Toyama peaks around 6 (high) in July, easing to about 1 (low) in January. Month-by-month midday UV values are in the UV column of the table on this page.
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